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Mammillivia M.H.J.van der Meer Cact. Phantast. 2019(4)-1: 4 (2019) [wfo-0001302995]
Marshallocereus Backeb. in Cact. Succ. J. (Los Angeles) 22: 154. 1950. [wfo-4000023207]
M. aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
basionym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
homotypic Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
homotypic Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
homotypic Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
synonym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
homotypic Marshallocereus aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
homotypic Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
homotypic Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
homotypic Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
synonym Cereus aragonii var. palmatus F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596779]
homotypic Pachycereus aragonii var. palmatus (F.A.C.Weber) P.V.Heath in Calyx 2: 106. 1992. [wfo-0000398268]
synonym Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Cereus laevigatus var. guatemalensis Eichlam in Monatsschr. Kakteenk. 22: 182. 1912. [wfo-0000597272]
homotypic Lemaireocereus laevigatus var. guatemalensis (Eichlam) Borg Cacti: 163, 471. 1951. [wfo-0001257237]
synonym Cereus schumannii Mathsson ex K.Schum. in Monatsschr. Kakteenk. 9: 131. 1899. [wfo-0000597654]
homotypic Lemaireocereus schumannii (Mathsson ex K.Schum.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 425. 1909. [wfo-0000358015]
homotypic Pachycereus schumannii (Mathsson ex K.Schum.) C.Nelson in Ceiba 42: 16. 2001. [wfo-0000398362]
homotypic Rathbunia laevigata var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 2: 104. 1992. [wfo-0001433821]
homotypic Stenocereus laevigatus var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 5: 101. 1996. [wfo-0001434177]
synonym Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
basionym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Marshallocereus aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
homotypic Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
homotypic Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
homotypic Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
synonym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Lemaireocereus laevigatus var. guatemalensis (Eichlam) Borg Cacti: 163, 471. 1951. [wfo-0001257237]
basionym Cereus laevigatus var. guatemalensis Eichlam in Monatsschr. Kakteenk. 22: 182. 1912. [wfo-0000597272]
synonym Lemaireocereus schumannii (Mathsson ex K.Schum.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 425. 1909. [wfo-0000358015]
basionym Cereus schumannii Mathsson ex K.Schum. in Monatsschr. Kakteenk. 9: 131. 1899. [wfo-0000597654]
homotypic Pachycereus schumannii (Mathsson ex K.Schum.) C.Nelson in Ceiba 42: 16. 2001. [wfo-0000398362]
homotypic Rathbunia laevigata var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 2: 104. 1992. [wfo-0001433821]
homotypic Stenocereus laevigatus var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 5: 101. 1996. [wfo-0001434177]
synonym Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
basionym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
homotypic Marshallocereus aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
homotypic Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
homotypic Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
synonym Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
basionym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
homotypic Marshallocereus aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
homotypic Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
homotypic Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
synonym Pachycereus aragonii var. palmatus (F.A.C.Weber) P.V.Heath in Calyx 2: 106. 1992. [wfo-0000398268]
basionym Cereus aragonii var. palmatus F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596779]
synonym Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Pachycereus schumannii (Mathsson ex K.Schum.) C.Nelson in Ceiba 42: 16. 2001. [wfo-0000398362]
basionym Cereus schumannii Mathsson ex K.Schum. in Monatsschr. Kakteenk. 9: 131. 1899. [wfo-0000597654]
homotypic Lemaireocereus schumannii (Mathsson ex K.Schum.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 425. 1909. [wfo-0000358015]
homotypic Rathbunia laevigata var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 2: 104. 1992. [wfo-0001433821]
homotypic Stenocereus laevigatus var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 5: 101. 1996. [wfo-0001434177]
synonym Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Rathbunia laevigata var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 2: 104. 1992. [wfo-0001433821]
basionym Cereus schumannii Mathsson ex K.Schum. in Monatsschr. Kakteenk. 9: 131. 1899. [wfo-0000597654]
homotypic Lemaireocereus schumannii (Mathsson ex K.Schum.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 425. 1909. [wfo-0000358015]
homotypic Pachycereus schumannii (Mathsson ex K.Schum.) C.Nelson in Ceiba 42: 16. 2001. [wfo-0000398362]
homotypic Stenocereus laevigatus var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 5: 101. 1996. [wfo-0001434177]
synonym Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
synonym Stenocereus aragonii (F.A.C.Weber) Buxb. in Bot. Stud. 12: 99. 1961. [wfo-0000438968]
basionym Cereus aragonii F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 8: 456. 1902. [wfo-0000596777]
homotypic Lemaireocereus aragonii (F.A.C.Weber) Britton & Rose Cactaceae 2: 92. 1920. [wfo-0000358001]
homotypic Marshallocereus aragonii (F.A.C.Weber) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951. [wfo-0000369322]
homotypic Neolemaireocereus aragonii (F.A.C.Weber) Backeb. in Cactaceae (Berlin) 1944: 16. 1944. [wfo-0000382541]
homotypic Pachycereus aragonii (F.A.C.Weber) P.V.Heath in Calyx 2(3): 106. 1992. [wfo-0000398269]
synonym Stenocereus eichlamii (Britton & Rose) Buxb. ex Bravo Cact. México: 585–587. 1978. [wfo-0000735069]
basionym Lemaireocereus eichlamii Britton & Rose Cactaceae 2: 89. 1920. [wfo-0000357999]
homotypic Cereus eichlamii (Britton & Rose) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000597047]
homotypic Marshallocereus aragonii subsp. eichlamii (Britton & Rose) Guiggi in Cactology 3: 8. 2012. [wfo-0001432376]
homotypic Pachycereus eichlamii (Britton & Rose) D.R.Hunt in Cactaceae Syst. Init. 31: 14. 2013. [wfo-0001433417]
homotypic Rathbunia eichlamii (Britton & Rose) P.V.Heath in Calyx 2: 104. 1992. [wfo-0000399457]
homotypic Ritterocereus eichlamii (Britton & Rose) Backeb. in Cact. Succ. J. (Los Angeles) 23(4): 121. 1951. [wfo-0001289537]
synonym Stenocereus laevigatus var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 5: 101. 1996. [wfo-0001434177]
basionym Cereus schumannii Mathsson ex K.Schum. in Monatsschr. Kakteenk. 9: 131. 1899. [wfo-0000597654]
homotypic Lemaireocereus schumannii (Mathsson ex K.Schum.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 425. 1909. [wfo-0000358015]
homotypic Pachycereus schumannii (Mathsson ex K.Schum.) C.Nelson in Ceiba 42: 16. 2001. [wfo-0000398362]
homotypic Rathbunia laevigata var. schumannii (Mathsson ex K.Schum.) P.V.Heath in Calyx 2: 104. 1992. [wfo-0001433821]

Marshallocereus: Unplaced Names

valid Marshallocereus aragonii subsp. yunckeri (Standl.) Lodé Cact.-Advent. Int. [Almeria] 36: 139 2024 [wfo-1200109325]
Matucana Britton & Rose Cactaceae 3: 102. 1922. [wfo-4000023346]
synonym Anhaloniopsis (Buxb.) Mottram in Cactician 5: 11. 2014. [wfo-4001303125]
synonym Eomatucana F.Ritter in Kakteen And. Sukk. 16: 230. 1965. [wfo-4000013519]
synonym Loxanthocereus subg. Anhaloniopsis Buxb. in: Krainz, H., Kakteen 58: CVc. 1974. [wfo-3500004029]
synonym Submatucana Backeb. Cactaceae 2: 1059. 1959. [wfo-4000037040]
M. aurantiaca (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287845]
basionym Echinocactus aurantiacus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 23. 1913. [wfo-0000660206]
homotypic Arequipa aurantiaca (Vaupel) Werderm. in Kakteenkunde 1939: 77. 1939. [wfo-0000546899]
homotypic Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 47. 1957. [wfo-0000569384]
homotypic Submatucana aurantiaca (Vaupel) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287846]
synonym Arequipa aurantiaca (Vaupel) Werderm. in Kakteenkunde 1939: 77. 1939. [wfo-0000546899]
basionym Echinocactus aurantiacus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 23. 1913. [wfo-0000660206]
homotypic Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 47. 1957. [wfo-0000569384]
homotypic Matucana aurantiaca (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287845]
homotypic Submatucana aurantiaca (Vaupel) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287846]
synonym Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 47. 1957. [wfo-0000569384]
basionym Echinocactus aurantiacus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 23. 1913. [wfo-0000660206]
homotypic Arequipa aurantiaca (Vaupel) Werderm. in Kakteenkunde 1939: 77. 1939. [wfo-0000546899]
homotypic Matucana aurantiaca (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287845]
homotypic Submatucana aurantiaca (Vaupel) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287846]
synonym Borzicactus aurantiacus var. calvescens (Kimnach & Hutchison) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569385]
basionym Borzicactus calvescens Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 112. 1957. [wfo-0000569391]
homotypic Matucana calvescens (Kimnach & Hutchison) Buxb. in: Krainz, H., Kakteen: CVb. 1973. [wfo-0001287848]
homotypic Submatucana calvescens (Kimnach & Hutchison) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287847]
synonym Borzicactus calvescens Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 112. 1957. [wfo-0000569391]
homotypic Borzicactus aurantiacus var. calvescens (Kimnach & Hutchison) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569385]
homotypic Matucana calvescens (Kimnach & Hutchison) Buxb. in: Krainz, H., Kakteen: CVb. 1973. [wfo-0001287848]
homotypic Submatucana calvescens (Kimnach & Hutchison) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287847]
synonym Echinocactus aurantiacus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 23. 1913. [wfo-0000660206]
homotypic Arequipa aurantiaca (Vaupel) Werderm. in Kakteenkunde 1939: 77. 1939. [wfo-0000546899]
homotypic Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 47. 1957. [wfo-0000569384]
homotypic Matucana aurantiaca (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287845]
homotypic Submatucana aurantiaca (Vaupel) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287846]
synonym Echinopsis ceroniana Molinari & Mayta in Succulentopi@ 14: 19. 2015. [wfo-0001430791]
synonym Matucana calvescens (Kimnach & Hutchison) Buxb. in: Krainz, H., Kakteen: CVb. 1973. [wfo-0001287848]
basionym Borzicactus calvescens Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 112. 1957. [wfo-0000569391]
homotypic Borzicactus aurantiacus var. calvescens (Kimnach & Hutchison) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569385]
homotypic Submatucana calvescens (Kimnach & Hutchison) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287847]
synonym Submatucana aurantiaca (Vaupel) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287846]
basionym Echinocactus aurantiacus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 23. 1913. [wfo-0000660206]
homotypic Arequipa aurantiaca (Vaupel) Werderm. in Kakteenkunde 1939: 77. 1939. [wfo-0000546899]
homotypic Borzicactus aurantiacus (Vaupel) Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 47. 1957. [wfo-0000569384]
homotypic Matucana aurantiaca (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287845]
synonym Submatucana calvescens (Kimnach & Hutchison) Backeb. Cactaceae 2: 1061. 1959. [wfo-0001287847]
basionym Borzicactus calvescens Kimnach & Hutchison in Cact. Succ. J. (Los Angeles) 29: 112. 1957. [wfo-0000569391]
homotypic Borzicactus aurantiacus var. calvescens (Kimnach & Hutchison) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569385]
homotypic Matucana calvescens (Kimnach & Hutchison) Buxb. in: Krainz, H., Kakteen: CVb. 1973. [wfo-0001287848]
M. aurantiaca subsp. aurantiaca [wfo-0001434890]
synonym Matucana pallarensis F.Ritter Kakteen Südamerika 4: 1501. 1981. [wfo-0001287850]
M. aurantiaca subsp. currundayensis (F.Ritter) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432377]
basionym Matucana currundayensis F.Ritter in Succulenta (Netherlands) 1958: 139. 1958. [wfo-0001287849]
synonym Matucana currundayensis F.Ritter in Succulenta (Netherlands) 1958: 139. 1958. [wfo-0001287849]
homotypic Matucana aurantiaca subsp. currundayensis (F.Ritter) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432377]
synonym Submatucana currundayensis (F.Ritter) Backeb. Cactaceae 6: 3702. 1962. [wfo-0000439396]
M. aurantiaca subsp. fruticosa (F.Ritter) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432378]
basionym Matucana fruticosa F.Ritter in Succulenta (Netherlands) 46: 3. 1967. [wfo-0001287844]
homotypic Borzicactus fruticosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569404]
synonym Borzicactus fruticosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569404]
basionym Matucana fruticosa F.Ritter in Succulenta (Netherlands) 46: 3. 1967. [wfo-0001287844]
homotypic Matucana aurantiaca subsp. fruticosa (F.Ritter) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432378]
synonym Matucana fruticosa F.Ritter in Succulenta (Netherlands) 46: 3. 1967. [wfo-0001287844]
homotypic Borzicactus fruticosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569404]
homotypic Matucana aurantiaca subsp. fruticosa (F.Ritter) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432378]
M. aurantiaca subsp. hastifera (F.Ritter) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432379]
basionym Matucana hastifera F.Ritter Kakteen Südamerika 4: 1496. 1981. [wfo-0001287890]
synonym Matucana hastifera F.Ritter Kakteen Südamerika 4: 1496. 1981. [wfo-0001287890]
homotypic Matucana aurantiaca subsp. hastifera (F.Ritter) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432379]
M. aurantiaca subsp. polzii (Diers, Donald & Zecher) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432380]
basionym Matucana polzii Diers, Donald & Zecher in Kakteen And. Sukk. 37(6): 118. 1986. [wfo-0001289149]
synonym Matucana polzii Diers, Donald & Zecher in Kakteen And. Sukk. 37(6): 118. 1986. [wfo-0001289149]
homotypic Matucana aurantiaca subsp. polzii (Diers, Donald & Zecher) Mottram in Cactaceae Syst. Init. 14: 17. 2002. [wfo-0001432380]
M. aureiflora F.Ritter in Kakteen And. Sukk. 16: 229. 1965. [wfo-0001287901]
homotypic Borzicactus aureiflorus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569386]
homotypic Submatucana aureiflora (F.Ritter) Backeb. Kakteenlex.: 459. 1966. [wfo-0001289237]
synonym Borzicactus aureiflorus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569386]
basionym Matucana aureiflora F.Ritter in Kakteen And. Sukk. 16: 229. 1965. [wfo-0001287901]
homotypic Submatucana aureiflora (F.Ritter) Backeb. Kakteenlex.: 459. 1966. [wfo-0001289237]
synonym Submatucana aureiflora (F.Ritter) Backeb. Kakteenlex.: 459. 1966. [wfo-0001289237]
basionym Matucana aureiflora F.Ritter in Kakteen And. Sukk. 16: 229. 1965. [wfo-0001287901]
homotypic Borzicactus aureiflorus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569386]
M. formosa F.Ritter in Taxon 12: 125. 1963. [wfo-0001287888]
homotypic Borzicactus formosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569402]
homotypic Loxanthocereus formosus (F.Ritter) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001289238]
homotypic Submatucana formosa (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289239]
synonym Borzicactus formosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569402]
basionym Matucana formosa F.Ritter in Taxon 12: 125. 1963. [wfo-0001287888]
homotypic Loxanthocereus formosus (F.Ritter) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001289238]
homotypic Submatucana formosa (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289239]
synonym Loxanthocereus formosus (F.Ritter) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001289238]
basionym Matucana formosa F.Ritter in Taxon 12: 125. 1963. [wfo-0001287888]
homotypic Borzicactus formosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569402]
homotypic Submatucana formosa (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289239]
synonym Matucana formosa var. minor F.Ritter in Taxon 12(3): 125. 1963. [wfo-0001287889]
homotypic Submatucana formosa var. minor (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001434192]
synonym Submatucana formosa (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289239]
basionym Matucana formosa F.Ritter in Taxon 12: 125. 1963. [wfo-0001287888]
homotypic Borzicactus formosus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569402]
homotypic Loxanthocereus formosus (F.Ritter) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001289238]
synonym Submatucana formosa var. minor (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001434192]
basionym Matucana formosa var. minor F.Ritter in Taxon 12(3): 125. 1963. [wfo-0001287889]
M. haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
synonym Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Arequipa haynei var. erectipetala (Rauh & Backeb.) Krainz Kakteen 25: C Vb. 1963. [wfo-0001430043]
basionym Matucana haynei var. erectipetala Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 339. 1958. [wfo-0001287759]
synonym Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Borzicactus haynei var. atrispina (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 111. 1970. [wfo-0000569407]
basionym Matucana hystrix var. atrispina Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0000378374]
synonym Borzicactus haynei var. perplexa (Backeb.) Donald in Natl. Cact. Succ. J. 25: 111. 1970. [wfo-0001430237]
basionym Matucana herzogiana var. perplexa Backeb. in Cact. Succ. J. (Los Angeles) 2(4): 70–71. 1956. [wfo-0001287604]
synonym Borzicactus variabilis (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0000569464]
basionym Matucana variabilis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 348. 1958. [wfo-0001287592]
synonym Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Mammillaria digitalis Ehrenb. in Allg. Gartenzeitung 16: 267. 1848. [wfo-0000369945]
synonym Mammillaria haynei (Otto ex Salm-Dyck) Ehrenb. in Bot. Zeitung (Berlin) 2: 833. 1844. [wfo-0001431989]
basionym Echinocactus haynei Otto ex Salm-Dyck Cact. Hort. Dyck.: 32. 1850. [wfo-0000660501]
homotypic Arequipa haynei (Otto ex Salm-Dyck) Krainz Kakteen 25: C vb. 1963. [wfo-0000546904]
homotypic Borzicactus haynei (Otto ex Salm-Dyck) Kimnach in Cact. Succ. J. (Los Angeles) 32: 92. 1960. [wfo-0000569406]
homotypic Cereus haynei (Otto ex Salm-Dyck) Croucher in Garden (London 1871-1927) 13: 290. 1878. [wfo-0000597181]
homotypic Echinopsis haynei (Otto ex Salm-Dyck) Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430809]
homotypic Matucana haynei (Otto ex Salm-Dyck) Britton & Rose Cactaceae 3: 102. 1922. [wfo-0001287454]
synonym Mammillaria haynei f. minima (Salm-Dyck) Schelle Kakteen: 319. 1926. [wfo-0001431990]
basionym Mammillaria haynei var. minima Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001431992]
synonym Mammillaria haynei var. minima Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001431992]
homotypic Mammillaria haynei f. minima (Salm-Dyck) Schelle Kakteen: 319. 1926. [wfo-0001431990]
synonym Mammillaria haynei f. viridula (Ehrenb.) Schelle Kakteen: 319. 1926. [wfo-0001431991]
basionym Mammillaria viridula Ehrenb. in Allg. Gartenzeitung 16: 267. 1848. [wfo-0000369514]
homotypic Mammillaria haynei var. viridula (Ehrenb.) Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001431993]
synonym Mammillaria haynei var. viridula (Ehrenb.) Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001431993]
basionym Mammillaria viridula Ehrenb. in Allg. Gartenzeitung 16: 267. 1848. [wfo-0000369514]
homotypic Mammillaria haynei f. viridula (Ehrenb.) Schelle Kakteen: 319. 1926. [wfo-0001431991]
synonym Mammillaria viridula Ehrenb. in Allg. Gartenzeitung 16: 267. 1848. [wfo-0000369514]
homotypic Mammillaria haynei f. viridula (Ehrenb.) Schelle Kakteen: 319. 1926. [wfo-0001431991]
homotypic Mammillaria haynei var. viridula (Ehrenb.) Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001431993]
synonym Mammillaria viridula var. minima Salm-Dyck Cact. Hort. Dyck.: 10. 1850. [wfo-0001432354]
synonym Matucana haynei var. erectipetala Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 339. 1958. [wfo-0001287759]
homotypic Arequipa haynei var. erectipetala (Rauh & Backeb.) Krainz Kakteen 25: C Vb. 1963. [wfo-0001430043]
synonym Matucana haynei var. pectinifera F.Ritter & Y.Itô in: Itô, Y., Cactaceae: 361. 1981. [wfo-0001432385]
synonym Matucana herzogiana var. perplexa Backeb. in Cact. Succ. J. (Los Angeles) 2(4): 70–71. 1956. [wfo-0001287604]
homotypic Borzicactus haynei var. perplexa (Backeb.) Donald in Natl. Cact. Succ. J. 25: 111. 1970. [wfo-0001430237]
synonym Matucana hystrix var. atrispina Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0000378374]
homotypic Borzicactus haynei var. atrispina (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 111. 1970. [wfo-0000569407]
synonym Matucana variabilis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 348. 1958. [wfo-0001287592]
homotypic Borzicactus variabilis (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0000569464]
synonym Matucana variabilis var. fuscata Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 348. 1958. [wfo-0001287593]
M. haynei subsp. haynei [wfo-0001434891]
synonym Matucana cereoides Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 345. 1958. [wfo-0001287590]
synonym Matucana comacephala F.Ritter in Succulenta (Netherlands) 8: 92. 1958. [wfo-0001287886]
synonym Matucana elongata Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 347. 1958. [wfo-0001287591]
homotypic Matucana haynei var. elongata (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1497. 1981. [wfo-0001287891]
synonym Matucana haynei var. elongata (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1497. 1981. [wfo-0001287891]
basionym Matucana elongata Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 347. 1958. [wfo-0001287591]
synonym Matucana supertexta F.Ritter Kakteen Südamerika 4: 1504. 1981. [wfo-0001287896]
M. haynei subsp. herzogiana (Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432382]
basionym Matucana herzogiana Backeb. in Natl. Cact. Succ. J. 11: 71. 1956. [wfo-0001287603]
synonym Borzicactus aurantiacus var. megalantha (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0001430228]
basionym Matucana megalantha F.Ritter in Succulenta (Netherlands) 8: 117. 1966. [wfo-0001287893]
synonym Borzicactus haynei var. blancii (Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430234]
basionym Matucana blancii Backeb. in Natl. Cact. Succ. J. 11: 71. 1956. [wfo-0001287601]
synonym Matucana blancii Backeb. in Natl. Cact. Succ. J. 11: 71. 1956. [wfo-0001287601]
homotypic Borzicactus haynei var. blancii (Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430234]
synonym Matucana blancii var. nigriarmata Backeb. in Natl. Cact. Succ. J. 11: 71. 1956. [wfo-0001287602]
synonym Matucana crinifera F.Ritter in Taxon 12(3): 125. 1963. [wfo-0001287887]
homotypic Matucana haynei subsp. crinifera (F.Ritter) Wittner Cact. Explor. 4: 57. 2012. [wfo-0001432381]
synonym Matucana haynei subsp. crinifera (F.Ritter) Wittner Cact. Explor. 4: 57. 2012. [wfo-0001432381]
basionym Matucana crinifera F.Ritter in Taxon 12(3): 125. 1963. [wfo-0001287887]
synonym Matucana herzogiana Backeb. in Natl. Cact. Succ. J. 11: 71. 1956. [wfo-0001287603]
homotypic Matucana haynei subsp. herzogiana (Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432382]
synonym Matucana megalantha F.Ritter in Succulenta (Netherlands) 8: 117. 1966. [wfo-0001287893]
homotypic Borzicactus aurantiacus var. megalantha (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0001430228]
synonym Matucana yanganucensis Rauh & Backeb. Descr. Cact. Nov. 1: 1506. 1957. [wfo-0001287594]
synonym Matucana yanganucensis var. albispina Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287595]
synonym Matucana yanganucensis var. fuscispina Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287599]
synonym Matucana yanganucensis var. longistyla Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 352. 1958. [wfo-0001287596]
synonym Matucana yanganucensis var. parviflora Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287598]
synonym Matucana yanganucensis var. salmonea Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287597]
synonym Matucana yanganucensis var. setosa F.Ritter Kakteen Südamerika 4: 1507. 1981. [wfo-0001287900]
synonym Matucana yanganucensis var. suberecta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 355. 1958. [wfo-0001287600]
M. haynei subsp. hystrix (Rauh & Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432383]
basionym Matucana hystrix Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287588]
homotypic Borzicactus haynei var. hystrix (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430236]
homotypic Matucana multicolor var. hystrix (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1499. 1981. [wfo-0001432390]
synonym Borzicactus haynei var. breviflora (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430235]
basionym Matucana breviflora Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287587]
homotypic Matucana multicolor var. breviflora (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1500. 1981. [wfo-0001432389]
synonym Borzicactus haynei var. hystrix (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430236]
basionym Matucana hystrix Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287588]
homotypic Matucana haynei subsp. hystrix (Rauh & Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432383]
homotypic Matucana multicolor var. hystrix (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1499. 1981. [wfo-0001432390]
synonym Matucana breviflora Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287587]
homotypic Borzicactus haynei var. breviflora (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430235]
homotypic Matucana multicolor var. breviflora (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1500. 1981. [wfo-0001432389]
synonym Matucana hystrix Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287588]
homotypic Borzicactus haynei var. hystrix (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430236]
homotypic Matucana haynei subsp. hystrix (Rauh & Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432383]
homotypic Matucana multicolor var. hystrix (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1499. 1981. [wfo-0001432390]
synonym Matucana hystrix var. umadeavoides Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001432387]
synonym Matucana multicolor Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287589]
synonym Matucana multicolor var. breviflora (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1500. 1981. [wfo-0001432389]
basionym Matucana breviflora Rauh & Backeb. Descr. Cact. Nov. 1: 18. 1957. [wfo-0001287587]
homotypic Borzicactus haynei var. breviflora (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430235]
synonym Matucana multicolor var. hystrix (Rauh & Backeb.) F.Ritter Kakteen Südamerika 4: 1499. 1981. [wfo-0001432390]
basionym Matucana hystrix Rauh & Backeb. Descr. Cact. Nov. 1: 19. 1957. [wfo-0001287588]
homotypic Borzicactus haynei var. hystrix (Rauh & Backeb.) Donald in Natl. Cact. Succ. J. 25: 72. 1970. [wfo-0001430236]
homotypic Matucana haynei subsp. hystrix (Rauh & Backeb.) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432383]
M. haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Matucana calocephala Skarupke in Stachelpost 9: 99. 1973. [wfo-0000369400]
synonym Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
synonym Matucana myriacantha f. purpureoalba (F.Ritter) Lodé in Cact. Avent. 27: 29. 1995. [wfo-0001432391]
basionym Matucana purpureoalba F.Ritter Kakteen Südamerika 4: 1502. 1981. [wfo-0001287853]
synonym Matucana purpureoalba F.Ritter Kakteen Südamerika 4: 1502. 1981. [wfo-0001287853]
homotypic Matucana myriacantha f. purpureoalba (F.Ritter) Lodé in Cact. Avent. 27: 29. 1995. [wfo-0001432391]
synonym Matucana winteri F.Ritter Kakteen Südamerika 4: 1507. 1981. [wfo-0001287899]
synonym Submatucana myriacantha (Vaupel) Backeb. Cactaceae 2: 1063. 1959. [wfo-0001287852]
basionym Echinocactus myriacanthus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 25. 1913. [wfo-0000660708]
homotypic Arequipa myriacantha (Vaupel) Britton & Rose Cactaceae 3: 101. 1922. [wfo-0000546908]
homotypic Borzicactus myriacanthus (Vaupel) Donald in Ashingtonia 1(9): 104. 1974. [wfo-0000569432]
homotypic Borzicactus weberbaueri var. myriacanthus (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569468]
homotypic Matucana haynei subsp. myriacantha (Vaupel) Mottram in Cactaceae Consensus Init. 3: 11. 1997. [wfo-0001432384]
homotypic Matucana myriacantha (Vaupel) Buxb. in: Krainz, H., Kakteen 54: CVb. 1973. [wfo-0001287851]
M. hoxeyi (G.J.Charles) G.J.Charles in Cact. Explor. 7: 40. 2013. [wfo-0001432386]
basionym Matucana paucicostata subsp. hoxeyi G.J.Charles in Quepo 24: 67. 2010. [wfo-0001432394]
synonym Matucana paucicostata subsp. hoxeyi G.J.Charles in Quepo 24: 67. 2010. [wfo-0001432394]
homotypic Matucana hoxeyi (G.J.Charles) G.J.Charles in Cact. Explor. 7: 40. 2013. [wfo-0001432386]
M. huagalensis (Donald & A.B.Lau) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 67: 155 (1988) [wfo-0001287914]
basionym Borzicactus huagalensis Donald & A.B.Lau in Natl. Cact. Succ. J. 25: 33. 1970. [wfo-0000569415]
synonym Borzicactus huagalensis Donald & A.B.Lau in Natl. Cact. Succ. J. 25: 33. 1970. [wfo-0000569415]
homotypic Matucana huagalensis (Donald & A.B.Lau) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 67: 155 (1988) [wfo-0001287914]
M. intertexta F.Ritter in Taxon 12: 125. 1963. [wfo-0001287892]
homotypic Borzicactus intertextus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569420]
homotypic Matucana intertexta var. intertexta [wfo-0001287924]
homotypic Submatucana intertexta (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289240]
synonym Borzicactus intertextus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569420]
basionym Matucana intertexta F.Ritter in Taxon 12: 125. 1963. [wfo-0001287892]
homotypic Matucana intertexta var. intertexta [wfo-0001287924]
homotypic Submatucana intertexta (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289240]
synonym Borzicactus intertextus var. celendinensis (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0001430243]
basionym Matucana celendinensis F.Ritter in Succulenta (Netherlands) 45(8): 118. 1966. [wfo-0001287885]
homotypic Matucana intertexta var. celendinensis (F.Ritter) Bregmann in Succulenta (Netherlands) 67(5): 100–102, f. 1. 1988. [wfo-0001287917]
synonym Matucana celendinensis F.Ritter in Succulenta (Netherlands) 45(8): 118. 1966. [wfo-0001287885]
homotypic Borzicactus intertextus var. celendinensis (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0001430243]
homotypic Matucana intertexta var. celendinensis (F.Ritter) Bregmann in Succulenta (Netherlands) 67(5): 100–102, f. 1. 1988. [wfo-0001287917]
synonym Matucana intertexta var. celendinensis (F.Ritter) Bregmann in Succulenta (Netherlands) 67(5): 100–102, f. 1. 1988. [wfo-0001287917]
basionym Matucana celendinensis F.Ritter in Succulenta (Netherlands) 45(8): 118. 1966. [wfo-0001287885]
homotypic Borzicactus intertextus var. celendinensis (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0001430243]
synonym Matucana intertexta var. intertexta [wfo-0001287924]
basionym Matucana intertexta F.Ritter in Taxon 12: 125. 1963. [wfo-0001287892]
homotypic Borzicactus intertextus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569420]
homotypic Submatucana intertexta (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289240]
synonym Submatucana intertexta (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0001289240]
basionym Matucana intertexta F.Ritter in Taxon 12: 125. 1963. [wfo-0001287892]
homotypic Borzicactus intertextus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569420]
homotypic Matucana intertexta var. intertexta [wfo-0001287924]
M. intertexta subsp. intertexta [wfo-0001302906]
M. intertexta subsp. jankei Cieza & Pino in Int. Cact. Advent. 31(1): 3. 2019. [wfo-0001302868]
M. klopfensteinii Cieza & Pino in Quepo 29: 7. 2014. [wfo-0001432388]
M. krahnii (Donald) Bregmann in Kakteen And. Sukk. 37: 253. 1986. [wfo-0001287923]
basionym Borzicactus krahnii Donald in Cact. Succ. J. (Los Angeles) 51(2): 52. 1979. [wfo-0000569424]
synonym Borzicactus krahnii Donald in Cact. Succ. J. (Los Angeles) 51(2): 52. 1979. [wfo-0000569424]
homotypic Matucana krahnii (Donald) Bregmann in Kakteen And. Sukk. 37: 253. 1986. [wfo-0001287923]
synonym Matucana calliantha F.Ritter Kakteen Südamerika 4: 1490. 1981. [wfo-0001287883]
synonym Matucana calliantha var. prolifera F.Ritter Kakteen Südamerika 4: 1491. 1981. [wfo-0001287884]
M. madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
homotypic Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
synonym Submatucana madisoniorum (Hutchison) Backeb. Kakteenlex.: 412. 1966. [wfo-0001288677]
basionym Borzicactus madisoniorum Hutchison in Cact. Succ. J. (Los Angeles) 35: 167. 1963. [wfo-0000569427]
homotypic Anhaloniopsis madisoniorum (Hutchison) Mottram in in Cactician 5: 11. 2014. [wfo-0001430041]
homotypic Eomatucana madisoniorum (Hutchison) F.Ritter Kakteen Südamerika 4: 1487. 1981. [wfo-0000668263]
homotypic Loxanthocereus madisoniorum (Hutchison) Buxb. [wfo-0001289241]
homotypic Loxanthocereus madisonorum (Hutchison) Buxb. in: Krainz, H., Kakteen 57: CV c. 1974. [wfo-0001431712]
homotypic Matucana madisoniorum (Hutchison) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1973. [wfo-0001287925]
M. oreodoxa (F.Ritter) Slaba in Kaktusy (Brno) 22(6): 130. 1986. [wfo-0001289176]
basionym Eomatucana oreodoxa F.Ritter in Kakteen And. Sukk. 16: 230. 1965. [wfo-0000668264]
homotypic Borzicactus oreodoxus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569434]
synonym Borzicactus oreodoxus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569434]
basionym Eomatucana oreodoxa F.Ritter in Kakteen And. Sukk. 16: 230. 1965. [wfo-0000668264]
homotypic Matucana oreodoxa (F.Ritter) Slaba in Kaktusy (Brno) 22(6): 130. 1986. [wfo-0001289176]
synonym Eomatucana oreodoxa F.Ritter in Kakteen And. Sukk. 16: 230. 1965. [wfo-0000668264]
homotypic Borzicactus oreodoxus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569434]
homotypic Matucana oreodoxa (F.Ritter) Slaba in Kaktusy (Brno) 22(6): 130. 1986. [wfo-0001289176]
M. oreodoxa subsp. oreodoxa [wfo-0001434892]
M. oreodoxa subsp. roseiflora G.J.Charles in Quepo 24: 64. 2010. [wfo-0001432393]
M. paucicostata F.Ritter in Taxon 12: 124. 1963. [wfo-0001287894]
homotypic Borzicactus paucicostatus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569435]
homotypic Submatucana paucicostata (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0000439407]
synonym Borzicactus paucicostatus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569435]
basionym Matucana paucicostata F.Ritter in Taxon 12: 124. 1963. [wfo-0001287894]
homotypic Submatucana paucicostata (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0000439407]
synonym Borzicactus paucicostatus f. robustispinus Donald & A.B.Lau in Natl. Cact. Succ. J. 26: 71. 1971. [wfo-0001430246]
synonym Submatucana paucicostata (F.Ritter) Backeb. Descr. Cact. Nov. 3: 14. 1963. [wfo-0000439407]
basionym Matucana paucicostata F.Ritter in Taxon 12: 124. 1963. [wfo-0001287894]
homotypic Borzicactus paucicostatus (F.Ritter) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569435]
M. pujupatii (Donald & A.B.Lau) Bregmann in Willdenowia 17: 179. 1988. [wfo-0001287926]
basionym Borzicactus madisoniorum var. pujupatii Donald & A.B.Lau in Natl. Cact. Succ. J. 26: 71. 1971. [wfo-0000569429]
homotypic Matucana madisoniorum var. pujupatii (Donald & A.B.Lau) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1971. [wfo-0001289236]
synonym Borzicactus madisoniorum var. pujupatii Donald & A.B.Lau in Natl. Cact. Succ. J. 26: 71. 1971. [wfo-0000569429]
homotypic Matucana madisoniorum var. pujupatii (Donald & A.B.Lau) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1971. [wfo-0001289236]
homotypic Matucana pujupatii (Donald & A.B.Lau) Bregmann in Willdenowia 17: 179. 1988. [wfo-0001287926]
synonym Matucana madisoniorum var. pujupatii (Donald & A.B.Lau) G.D.Rowley in Repert. Pl. Succ. 22: 10. 1971. [wfo-0001289236]
basionym Borzicactus madisoniorum var. pujupatii Donald & A.B.Lau in Natl. Cact. Succ. J. 26: 71. 1971. [wfo-0000569429]
homotypic Matucana pujupatii (Donald & A.B.Lau) Bregmann in Willdenowia 17: 179. 1988. [wfo-0001287926]
M. rebutiiflora G.J.Charles in Bradleya 31: 4. 2013. [wfo-0001432395]
homotypic Matucana oreodoxa subsp. rebutiiflora (G.J.Charles) Corman in Succulentopi@ 7: 26. 2013. [wfo-0001432392]
synonym Matucana oreodoxa subsp. rebutiiflora (G.J.Charles) Corman in Succulentopi@ 7: 26. 2013. [wfo-0001432392]
basionym Matucana rebutiiflora G.J.Charles in Bradleya 31: 4. 2013. [wfo-0001432395]
M. ritteri Buining in Succulenta (Netherlands) 1959: 2. 1959. [wfo-0001287895]
homotypic Borzicactus ritteri (Buining) Donald in Natl. Cact. Succ. J. 26(1): 10. 1971. [wfo-0000569443]
homotypic Submatucana ritteri (Buining) Backeb. Cactaceae 6: 3702. 1962. [wfo-0001289242]
synonym Borzicactus ritteri (Buining) Donald in Natl. Cact. Succ. J. 26(1): 10. 1971. [wfo-0000569443]
basionym Matucana ritteri Buining in Succulenta (Netherlands) 1959: 2. 1959. [wfo-0001287895]
homotypic Submatucana ritteri (Buining) Backeb. Cactaceae 6: 3702. 1962. [wfo-0001289242]
synonym Submatucana ritteri (Buining) Backeb. Cactaceae 6: 3702. 1962. [wfo-0001289242]
basionym Matucana ritteri Buining in Succulenta (Netherlands) 1959: 2. 1959. [wfo-0001287895]
homotypic Borzicactus ritteri (Buining) Donald in Natl. Cact. Succ. J. 26(1): 10. 1971. [wfo-0000569443]
M. roseoalba Hort. [wfo-0001261455]
synonym Matucana myriacantha f. roseoalba (Hort.) Lodé in Repert. Pl. Succ. 43: 15. 1992. [wfo-0001261452]
M. tuberculata (Donald) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 66: 175 (1987) [wfo-0001289177]
basionym Borzicactus tuberculatus Donald in Cact. Succ. J. (Los Angeles) 51(2): 55. 1979. [wfo-0000569463]
synonym Borzicactus tuberculatus Donald in Cact. Succ. J. (Los Angeles) 51(2): 55. 1979. [wfo-0000569463]
homotypic Matucana tuberculata (Donald) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 66: 175 (1987) [wfo-0001289177]
synonym Matucana tuberculosa F.Ritter Kakteen Südamerika 4: 1505. 1981. [wfo-0001287897]
M. weberbaueri (Vaupel) Backeb. in Beitr. Sukkulentenk. Sukkulentenpflege 1939: 42. 1939. [wfo-0001287898]
basionym Echinocactus weberbaueri Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 26. 1913. [wfo-0000661075]
homotypic Borzicactus weberbaueri (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569466]
synonym Borzicactus weberbaueri (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569466]
basionym Echinocactus weberbaueri Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 26. 1913. [wfo-0000661075]
homotypic Matucana weberbaueri (Vaupel) Backeb. in Beitr. Sukkulentenk. Sukkulentenpflege 1939: 42. 1939. [wfo-0001287898]
synonym Borzicactus weberbaueri var. flammeus Donald in Ashingtonia 1: 100. 1974. [wfo-0000569467]
homotypic Matucana weberbaueri f. flammea (Donald) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 68: 143 (1989) [wfo-0001289178]
homotypic Matucana weberbaueri var. flammea (Donald) Slaba in Kaktusy (Brno) 39: 7. 2002. [wfo-0001432396]
synonym Echinocactus weberbaueri Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 26. 1913. [wfo-0000661075]
homotypic Borzicactus weberbaueri (Vaupel) Donald in Natl. Cact. Succ. J. 26: 10. 1971. [wfo-0000569466]
homotypic Matucana weberbaueri (Vaupel) Backeb. in Beitr. Sukkulentenk. Sukkulentenpflege 1939: 42. 1939. [wfo-0001287898]
synonym Matucana weberbaueri f. flammea (Donald) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 68: 143 (1989) [wfo-0001289178]
basionym Borzicactus weberbaueri var. flammeus Donald in Ashingtonia 1: 100. 1974. [wfo-0000569467]
homotypic Matucana weberbaueri var. flammea (Donald) Slaba in Kaktusy (Brno) 39: 7. 2002. [wfo-0001432396]
synonym Matucana weberbaueri var. flammea (Donald) Slaba in Kaktusy (Brno) 39: 7. 2002. [wfo-0001432396]
basionym Borzicactus weberbaueri var. flammeus Donald in Ashingtonia 1: 100. 1974. [wfo-0000569467]
homotypic Matucana weberbaueri f. flammea (Donald) Bregman, Meerst., Melis & A.B.Pullen Succulenta (Netherlands) 68: 143 (1989) [wfo-0001289178]

Matucana: Unplaced Names

valid Matucana borchersii (Boed.) G.J.Charles Cact. Explor. 29: 3 2024 [wfo-1000061079]
unknown Matucana charlesiorum Hoxey [wfo-1200098183]
unknown Matucana chrysacantha Hoxey & G.J.Charles [wfo-1200098182]
unknown Matucana gigantea G.J.Charles [wfo-1200098179]
unknown Matucana haynii (Otto ex Salm-Dyck) Britton & Rose [wfo-1000065028]
unknown Matucana haynii subsp. haynii [wfo-1200098208]
unknown Matucana haynii subsp. herzogiana (Backeb.) Mottram [wfo-1200098411]
unknown Matucana haynii subsp. hystrix (Rauh & Backeb.) Mottram [wfo-1200098350]
unknown Matucana haynii subsp. myriacantha (Vaupel) Mottram [wfo-1200098404]
valid Matucana ostolazae (Pino & L.E.Alomía) Pino & L.E.Alomía Cact. Explor. 29: 15 2024 [wfo-1000061081]
valid Matucana peruviana (K.Schum.) G.J.Charles Cact. Explor. 29: 3 2024 [wfo-1000061080]
unknown Matucana pughii G.J.Charles [wfo-1200098177]
unknown Matucana roseiflora (G.J.Charles) G.J.Charles & Hoxey [wfo-1000065023]
Maturoya P.V.Heath in Calyx 1: 123. 1992. [wfo-4000042715]
Medeliocereus P.V.Heath in Calyx 1: 120. 1992. [wfo-4000042738]
Melocactus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 417. 1827. [wfo-4000023681]
M. acispinosus Buining & Brederoo in: Krainz, H., Kakteen 62: CVId. 1975. [wfo-0001289636]
homotypic Melocactus bahiensis f. acispinosus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 28. 1991. [wfo-0001289640]
synonym Melocactus bahiensis f. acispinosus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 28. 1991. [wfo-0001289640]
basionym Melocactus acispinosus Buining & Brederoo in: Krainz, H., Kakteen 62: CVId. 1975. [wfo-0001289636]
synonym Melocactus braunii Esteves in Brit. Cact. Succ. J. 21(3): 140–142, 137–139. 2003. [wfo-0000378399]
homotypic Melocactus conoideus subsp. braunii (Esteves) Guiggi in Succulentes 2004(4): 19. 2004. [wfo-0000369394]
synonym Melocactus conoideus subsp. braunii (Esteves) Guiggi in Succulentes 2004(4): 19. 2004. [wfo-0000369394]
basionym Melocactus braunii Esteves in Brit. Cact. Succ. J. 21(3): 140–142, 137–139. 2003. [wfo-0000378399]
M. acunae León in Mem. Soc. Cub. Hist. Nat. Felipe Poey 8: 205. 1934. [wfo-0001289747]
synonym Melocactus acunae subsp. acunae [wfo-0001302597]
M. albicephalus Buining & Brederoo in: Krainz, H., Kakteen 52: CVId. 1973. [wfo-0001254884]
synonym Melocactus albicephalus Buining & Brederoo in: Krainz, H., Kakteen 52: CVId. 1973. [wfo-0000369339]
M. amethystinus Buining & Brederoo in: Krainz, H., Kakteen 50-51: CVId. 1972. [wfo-0001289643]
homotypic Melocactus bahiensis subsp. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001289648]
homotypic Melocactus bahiensis f. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001432447]
synonym Melocactus ammotrophus Buining, Brederoo & C.A.L.Bercht in Succulenta (Netherlands) 63: 33. 1984. [wfo-0001289647]
synonym Melocactus bahiensis f. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001432447]
basionym Melocactus amethystinus Buining & Brederoo in: Krainz, H., Kakteen 50-51: CVId. 1972. [wfo-0001289643]
homotypic Melocactus bahiensis subsp. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001289648]
synonym Melocactus bahiensis subsp. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001289648]
basionym Melocactus amethystinus Buining & Brederoo in: Krainz, H., Kakteen 50-51: CVId. 1972. [wfo-0001289643]
homotypic Melocactus bahiensis f. amethystinus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001432447]
synonym Melocactus glauxianus Brederoo & C.A.L.Bercht in Succulenta (Netherlands) 63: 55. 1984. [wfo-0001289646]
synonym Melocactus griseoloviridis Buining & Brederoo in Kakteen And. Sukk. 25: 98. 1974. [wfo-0001289645]
synonym Melocactus grisoleoviridis Buining & Brederoo in Kakteen And. Sukk. 25: 98. 1974. [wfo-0000375398]
synonym Melocactus lensselinkianus Buining & Brederoo in Succulenta (Netherlands) 53: 68. 1974. [wfo-0001289644]
M. andinus R.Gruber ex N.P.Taylor in Bradleya 9: 63–64. 1991. [wfo-0000369343]
homotypic Melocactus mazelianus subsp. andinus (R.Gruber ex N.P.Taylor) Guiggi in Cactology 2: 7. 2010. [wfo-0001432489]
synonym Melocactus mazelianus subsp. andinus (R.Gruber ex N.P.Taylor) Guiggi in Cactology 2: 7. 2010. [wfo-0001432489]
basionym Melocactus andinus R.Gruber ex N.P.Taylor in Bradleya 9: 63–64. 1991. [wfo-0000369343]
M. andinus subsp. andinus [wfo-0001434893]
M. andinus subsp. hernandezii (Fern.Alonso & Xhonneux) N.P.Taylor in Cactaceae Syst. Init. 16: 14. 2003. [wfo-0001432443]
basionym Melocactus hernandezii Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26(100): 359–361, f. 4. 2002. [wfo-0000375354]
synonym Melocactus hernandezii Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26(100): 359–361, f. 4. 2002. [wfo-0000375354]
homotypic Melocactus andinus subsp. hernandezii (Fern.Alonso & Xhonneux) N.P.Taylor in Cactaceae Syst. Init. 16: 14. 2003. [wfo-0001432443]
M. azureus Buining & Brederoo in Kakteen And. Sukk. 22: 101. 1971. [wfo-0000369369]
synonym Melocactus azureus subsp. azureus [wfo-0001289681]
synonym Melocactus azureus var. krainzianus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289680]
basionym Melocactus krainzianus Buining & Brederoo in: Krainz, H., Kakteen 62: CVId. 1975. [wfo-0001289679]
homotypic Melocactus azureus subsp. krainzianus (Buining & Brederoo) Guiggi in Cactology 5 (Suppl. 8): 2. 2020. [wfo-0001432446]
synonym Melocactus azureus subsp. krainzianus (Buining & Brederoo) Guiggi in Cactology 5 (Suppl. 8): 2. 2020. [wfo-0001432446]
basionym Melocactus krainzianus Buining & Brederoo in: Krainz, H., Kakteen 62: CVId. 1975. [wfo-0001289679]
homotypic Melocactus azureus var. krainzianus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289680]
synonym Melocactus krainzianus Buining & Brederoo in: Krainz, H., Kakteen 62: CVId. 1975. [wfo-0001289679]
homotypic Melocactus azureus var. krainzianus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289680]
homotypic Melocactus azureus subsp. krainzianus (Buining & Brederoo) Guiggi in Cactology 5 (Suppl. 8): 2. 2020. [wfo-0001432446]
M. bahiensis (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 11. 1923. [wfo-0001288713]
basionym Cactus bahiensis Britton & Rose Cactaceae 3: 234–235. 1922. [wfo-0000577682]
homotypic Melocactus oreas var. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001257491]
homotypic Melocactus oreas subsp. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289634]
synonym Cactus bahiensis Britton & Rose Cactaceae 3: 234–235. 1922. [wfo-0000577682]
homotypic Melocactus bahiensis (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 11. 1923. [wfo-0001288713]
homotypic Melocactus oreas var. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001257491]
homotypic Melocactus oreas subsp. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289634]
synonym Melocactus bahiensis subsp. bahiensis [wfo-0001289641]
synonym Melocactus bahiensis f. bahiensis [wfo-0001289635]
synonym Melocactus bohiensis Britton [wfo-0001254885]
synonym Melocactus oreas var. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001257491]
basionym Cactus bahiensis Britton & Rose Cactaceae 3: 234–235. 1922. [wfo-0000577682]
homotypic Melocactus bahiensis (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 11. 1923. [wfo-0001288713]
homotypic Melocactus oreas subsp. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289634]
synonym Melocactus oreas subsp. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289634]
basionym Cactus bahiensis Britton & Rose Cactaceae 3: 234–235. 1922. [wfo-0000577682]
homotypic Melocactus bahiensis (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 11. 1923. [wfo-0001288713]
homotypic Melocactus oreas var. bahiensis (Britton & Rose) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001257491]
M. bellavistensis Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001287756]
synonym Melocactus bellavistensis f. minor Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001432448]
M. bellavistensis subsp. bellavistensis [wfo-0001289131]
M. bellavistensis subsp. onychacanthus (F.Ritter) N.P.Taylor in Bradleya 9: 66. 1991. [wfo-0001289130]
basionym Melocactus onychacanthus F.Ritter in Succulenta (Netherlands) 46: 40. 1967. [wfo-0000375425]
synonym Melocactus onychacanthus F.Ritter in Succulenta (Netherlands) 46: 40. 1967. [wfo-0000375425]
homotypic Melocactus bellavistensis subsp. onychacanthus (F.Ritter) N.P.Taylor in Bradleya 9: 66. 1991. [wfo-0001289130]
synonym Melocactus onychacanthus var. albescens F.Ritter Kakteen Südamerika 4: 1308. 1981. [wfo-0001287782]
homotypic Melocactus onychacanthus subsp. albescens (F.Ritter) Guiggi in Cactology 3: 8. 2012. [wfo-0001432500]
synonym Melocactus onychacanthus subsp. albescens (F.Ritter) Guiggi in Cactology 3: 8. 2012. [wfo-0001432500]
basionym Melocactus onychacanthus var. albescens F.Ritter Kakteen Südamerika 4: 1308. 1981. [wfo-0001287782]
synonym Melocactus onychacanthus var. conicus F.Ritter Kakteen Südamerika 4: 1308, f. 1173. 1981. [wfo-0001287781]
M. bozsingianus Antesberger in Kakteen Orch. Rundschau 14(2–3): 17–23. 1989. [wfo-0001432437]
M. brederooanus Buining in Succulenta (Netherlands) 51: 28. 1972. [wfo-0001289637]
homotypic Melocactus inconcinnus var. brederooianus (Buining) F.Ritter Kakteen Südamerika 1: 137. 1979. [wfo-0001289639]
synonym Melocactus inconcinnus var. brederooianus (Buining) F.Ritter Kakteen Südamerika 1: 137. 1979. [wfo-0001289639]
basionym Melocactus brederooanus Buining in Succulenta (Netherlands) 51: 28. 1972. [wfo-0001289637]
M. broadwayi (Britton & Rose) A.Berger Entwicklungslin. Kakt.: 103. 1926. [wfo-0001288724]
basionym Cactus broadwayi Britton & Rose Cactaceae 3: 229–230, f. 231, 236. 1922. [wfo-0000577706]
homotypic Melocactus intortus subsp. broadwayi (Britton & Rose) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 338. 2006. [wfo-0001432473]
synonym Cactus broadwayi Britton & Rose Cactaceae 3: 229–230, f. 231, 236. 1922. [wfo-0000577706]
homotypic Melocactus broadwayi (Britton & Rose) A.Berger Entwicklungslin. Kakt.: 103. 1926. [wfo-0001288724]
homotypic Melocactus intortus subsp. broadwayi (Britton & Rose) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 338. 2006. [wfo-0001432473]
synonym Melocactus intortus subsp. broadwayi (Britton & Rose) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 338. 2006. [wfo-0001432473]
basionym Cactus broadwayi Britton & Rose Cactaceae 3: 229–230, f. 231, 236. 1922. [wfo-0000577706]
homotypic Melocactus broadwayi (Britton & Rose) A.Berger Entwicklungslin. Kakt.: 103. 1926. [wfo-0001288724]
M. caroli-linnaei N.P.Taylor in Bradleya 9: 78. 1991. [wfo-0001289754]
basionym Cactus melocactus L. Sp. Pl.: 466. 1753. [wfo-0000577991]
homotypic Melocactus melocactus (L.) H.Karst. Deutsche Fl.: 888. 1882. [wfo-0000375479]
synonym Cactus melocactus L. Sp. Pl.: 466. 1753. [wfo-0000577991]
homotypic Melocactus caroli-linnaei N.P.Taylor in Bradleya 9: 78. 1991. [wfo-0001289754]
homotypic Melocactus melocactus (L.) H.Karst. Deutsche Fl.: 888. 1882. [wfo-0000375479]
synonym Echinocactus melocactoides Lem. Cact. Aliq. Nov.: 28. 1838. [wfo-0000660674]
synonym Melocactus melocactus (L.) H.Karst. Deutsche Fl.: 888. 1882. [wfo-0000375479]
basionym Cactus melocactus L. Sp. Pl.: 466. 1753. [wfo-0000577991]
homotypic Melocactus caroli-linnaei N.P.Taylor in Bradleya 9: 78. 1991. [wfo-0001289754]
M. concinnus Buining & Brederoo in Kakteen And. Sukk. 23: 7. 1972. [wfo-0001289711]
homotypic Melocactus pruinosus var. concinnus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289712]
synonym Melocactus axiniphorus Buining & Brederoo in Succulenta (Netherlands) 55(10): 194. 1976. [wfo-0001289708]
homotypic Melocactus concinnus subsp. axiniphorus (Buining & Brederoo) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432456]
synonym Melocactus concinnus subsp. axiniphorus (Buining & Brederoo) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432456]
basionym Melocactus axiniphorus Buining & Brederoo in Succulenta (Netherlands) 55(10): 194. 1976. [wfo-0001289708]
synonym Melocactus pruinosus Werderm. in Notizbl. Bot. Gart. Berlin-Dahlem 12: 228. 1934. [wfo-0001289707]
synonym Melocactus pruinosus var. concinnus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289712]
basionym Melocactus concinnus Buining & Brederoo in Kakteen And. Sukk. 23: 7. 1972. [wfo-0001289711]
synonym Melocactus robustispinus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56: 116–119. 1977. [wfo-0001289709]
homotypic Melocactus zehntneri subsp. robustispinus (Buining & Brederoo) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289710]
synonym Melocactus zehntneri subsp. concinnus (Buining & Brederoo) Guiggi Cactology 5(Suppl. 16): 3 (2025) [wfo-1200113942]
synonym Melocactus zehntneri subsp. robustispinus (Buining & Brederoo) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289710]
basionym Melocactus robustispinus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56: 116–119. 1977. [wfo-0001289709]
M. conoideus Buining & Brederoo in: Krainz, H., Kakteen 55-56: CVId. 1973. [wfo-0001289649]
M. curvispinus Pfeiff. Enum. Diagn. Cact.: 46. 1837. [wfo-0000369382]
synonym Cactus obtusipetalus Britton & Rose Cactaceae 3: 232. 1922. [wfo-0000578049]
synonym Cactus ruestii (K.Schum.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578189]
basionym Melocactus ruestii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0001432514]
homotypic Melocactus ruestii K.Schum. Verz. Cact.: 26. 1896. [wfo-0000745414]
homotypic Melocactus rustii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0000378411]
synonym Cactus salvador (L.Murillo) Britton & Rose Cactaceae 3: 228. 1922. [wfo-0000578199]
basionym Melocactus salvador L.Murillo in Circular 1897 (?): . 1897. [wfo-0000378415]
synonym Melocactus brongnartii Hildm. in Monatsschr. Kakteenk. 2: 90. 1892. [wfo-0000378400]
synonym Melocactus crassicostatus Lem. Cact. Aliq. Nov.: 13. 1838. [wfo-0001289727]
homotypic Melocactus obtusipetalus var. crassicostatus (Lem.) Lem. ex Miq. Monogr. Melocacti: 56. 1840. [wfo-0001289728]
synonym Melocactus curvispinus subsp. cucutensis Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432457]
synonym Melocactus delessertianus Lem. Hort. Universel 1: 225–226. 1839. [wfo-0001289729]
synonym Melocactus guatemalensis Gürke & Eichlam in Monatsschr. Kakteenk. 18: 37. 1908. [wfo-0000375401]
synonym Melocactus guitarti León in Mem. Soc. Cub. Hist. Nat. Felipe Poey 8: 207. 1934. [wfo-0001432467]
synonym Melocactus guitartii León in Mem. Soc. Cub. Hist. Nat. Felipe Poey 8: 207. 1934. [wfo-0001289730]
synonym Melocactus monvilleanus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 133. 1841. [wfo-0001432496]
synonym Melocactus obtusipetalus var. crassicostatus (Lem.) Lem. ex Miq. Monogr. Melocacti: 56. 1840. [wfo-0001289728]
basionym Melocactus crassicostatus Lem. Cact. Aliq. Nov.: 13. 1838. [wfo-0001289727]
synonym Melocactus ruestii K.Schum. Verz. Cact.: 26. 1896. [wfo-0000745414]
basionym Melocactus ruestii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0001432514]
homotypic Cactus ruestii (K.Schum.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578189]
homotypic Melocactus rustii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0000378411]
synonym Melocactus ruestii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0001432514]
homotypic Cactus ruestii (K.Schum.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578189]
homotypic Melocactus ruestii K.Schum. Verz. Cact.: 26. 1896. [wfo-0000745414]
homotypic Melocactus rustii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0000378411]
synonym Melocactus ruestii subsp. centalapensis Elizondo in Cact. Suc. Mex. 31: 54. 1986. [wfo-0001432515]
synonym Melocactus rustii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0000378411]
basionym Melocactus ruestii K.Schum. in Monatsschr. Kakteenk. 6: 116. 1896. [wfo-0001432514]
homotypic Cactus ruestii (K.Schum.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578189]
homotypic Melocactus ruestii K.Schum. Verz. Cact.: 26. 1896. [wfo-0000745414]
synonym Melocactus salvador L.Murillo in Circular 1897 (?): . 1897. [wfo-0000378415]
homotypic Cactus salvador (L.Murillo) Britton & Rose Cactaceae 3: 228. 1922. [wfo-0000578199]
M. curvispinus subsp. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369383]
basionym Melocactus caesius H.L.Wendl. Monogr. Melocacti: 104. 1840. [wfo-0000369380]
homotypic Cactus caesius (H.L.Wendl.) Britton & Rose in Bull. Dept. Agric. Trinidad & Tobago 19: 86. 1921. [wfo-0000577709]
homotypic Melocactus curvispinus f. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369385]
synonym Cactus amoenus Hoffmanns. in Preiss. Verz. ed. 7: 22. 1833. [wfo-0001288083]
synonym Cactus caesius (H.L.Wendl.) Britton & Rose in Bull. Dept. Agric. Trinidad & Tobago 19: 86. 1921. [wfo-0000577709]
basionym Melocactus caesius H.L.Wendl. Monogr. Melocacti: 104. 1840. [wfo-0000369380]
homotypic Melocactus curvispinus subsp. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369383]
homotypic Melocactus curvispinus f. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369385]
synonym Melocactus amoenus Hoffmanns. Verz. Pfl.-Kult.: 22. 1833. [wfo-0001289745]
synonym Melocactus amoenus Hoffmanns. ex Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001432442]
synonym Melocactus caesius H.L.Wendl. Monogr. Melocacti: 104. 1840. [wfo-0000369380]
homotypic Cactus caesius (H.L.Wendl.) Britton & Rose in Bull. Dept. Agric. Trinidad & Tobago 19: 86. 1921. [wfo-0000577709]
homotypic Melocactus curvispinus subsp. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369383]
homotypic Melocactus curvispinus f. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369385]
synonym Melocactus caesius var. griseus (H.L.Wendl. ex Miq.) C.F.Först. Handb. Cacteenk.: 263. 1846. [wfo-0001289736]
basionym Melocactus griseus H.L.Wendl. ex Miq. Monogr. Melocacti: 105. 1840. [wfo-0001289411]
synonym Melocactus caesius subsp. lobelii (Valck.Sur.) Guiggi in Cactology 2: 5. 2010. [wfo-0001432449]
basionym Melocactus lobelii Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk. 5: 7. 1896. [wfo-0001289735]
homotypic Melocactus curvispinus f. lobelii (Valck.Sur.) N.P.Taylor in Bradleya 9: 76. 1991. [wfo-0001289738]
homotypic Melocactus curvispinus subsp. lobelii (Valck.Sur.) Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432459]
synonym Melocactus cephalenoplus Lem. Hort. Universel 2: 128. 1841. [wfo-0001289737]
synonym Melocactus cephalonoplus Lem. ex C.F.Först. Handb. Cacteenk.: 279. 1846. [wfo-0000369389]
synonym Melocactus curvispinus f. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369385]
basionym Melocactus caesius H.L.Wendl. Monogr. Melocacti: 104. 1840. [wfo-0000369380]
homotypic Cactus caesius (H.L.Wendl.) Britton & Rose in Bull. Dept. Agric. Trinidad & Tobago 19: 86. 1921. [wfo-0000577709]
homotypic Melocactus curvispinus subsp. caesius (H.L.Wendl.) N.P.Taylor in Bradleya 9: 75. 1991. [wfo-0000369383]
synonym Melocactus curvispinus f. lobelii (Valck.Sur.) N.P.Taylor in Bradleya 9: 76. 1991. [wfo-0001289738]
basionym Melocactus lobelii Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk. 5: 7. 1896. [wfo-0001289735]
homotypic Melocactus caesius subsp. lobelii (Valck.Sur.) Guiggi in Cactology 2: 5. 2010. [wfo-0001432449]
homotypic Melocactus curvispinus subsp. lobelii (Valck.Sur.) Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432459]
synonym Melocactus curvispinus subsp. lobelii (Valck.Sur.) Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432459]
basionym Melocactus lobelii Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk. 5: 7. 1896. [wfo-0001289735]
homotypic Melocactus caesius subsp. lobelii (Valck.Sur.) Guiggi in Cactology 2: 5. 2010. [wfo-0001432449]
homotypic Melocactus curvispinus f. lobelii (Valck.Sur.) N.P.Taylor in Bradleya 9: 76. 1991. [wfo-0001289738]
synonym Melocactus curvispinus subsp. saravianus Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 357. 2002. [wfo-0001432462]
synonym Melocactus griseus H.L.Wendl. ex Miq. Monogr. Melocacti: 105. 1840. [wfo-0001289411]
homotypic Melocactus caesius var. griseus (H.L.Wendl. ex Miq.) C.F.Först. Handb. Cacteenk.: 263. 1846. [wfo-0001289736]
synonym Melocactus humilis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 459. 1889. [wfo-0000375360]
synonym Melocactus lobelii Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk. 5: 7. 1896. [wfo-0001289735]
homotypic Melocactus caesius subsp. lobelii (Valck.Sur.) Guiggi in Cactology 2: 5. 2010. [wfo-0001432449]
homotypic Melocactus curvispinus f. lobelii (Valck.Sur.) N.P.Taylor in Bradleya 9: 76. 1991. [wfo-0001289738]
homotypic Melocactus curvispinus subsp. lobelii (Valck.Sur.) Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432459]
M. curvispinus subsp. curvispinus [wfo-0001289734]
synonym Cactus maxonii Rose in Smithsonian Misc. Collect. 50: 63. 1907. [wfo-0000577985]
homotypic Melocactus maxonii (Gürke) Gürke in Monatsschr. Kakteenk. 18: 93. 1908. [wfo-0000375487]
homotypic Melocactus ruestii subsp. maxonii (Rose) Elizondo in Cact. Suc. Mex. 31: 53. 1986. [wfo-0000375259]
synonym Cactus oaxacensis Britton & Rose Cactaceae 4: 289. 1923. [wfo-0000578045]
homotypic Melocactus oaxacensis (Britton & Rose) Backeb. Cactaceae 4: 2587. 1960. [wfo-0000375426]
homotypic Melocactus ruestii subsp. oaxacensis (Britton & Rose) Elizondo in Cact. Suc. Mex. 31: 52. 1986. [wfo-0000375260]
synonym Melocactus curvispinus subsp. loboguerreroi (Cárdenas) Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 356. 2002. [wfo-0001432460]
synonym Melocactus curvispinus subsp. obtusipetalus (Lem.) Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 357. 2002. [wfo-0001432461]
basionym Melocactus obtusipetalus Lem. Cact. Aliq. Nov.: 11. 1838. [wfo-0001288104]
synonym Melocactus loboguerreroi Cárdenas in Cact. Suc. Mex. 12: 58. 1967. [wfo-0001289731]
synonym Melocactus maxonii (Gürke) Gürke in Monatsschr. Kakteenk. 18: 93. 1908. [wfo-0000375487]
basionym Cactus maxonii Rose in Smithsonian Misc. Collect. 50: 63. 1907. [wfo-0000577985]
homotypic Melocactus ruestii subsp. maxonii (Rose) Elizondo in Cact. Suc. Mex. 31: 53. 1986. [wfo-0000375259]
synonym Melocactus maxonii var. sanctae-rosae L.D.Gómez in Brenesia 10-11: 128. 1977. [wfo-0000375486]
homotypic Melocactus ruestii subsp. sanctae-rosae (L.D.Gómez) Elizondo in Cact. Suc. Mex. 31: 54. 1986. [wfo-0000375262]
synonym Melocactus oaxacensis (Britton & Rose) Backeb. Cactaceae 4: 2587. 1960. [wfo-0000375426]
basionym Cactus oaxacensis Britton & Rose Cactaceae 4: 289. 1923. [wfo-0000578045]
homotypic Melocactus ruestii subsp. oaxacensis (Britton & Rose) Elizondo in Cact. Suc. Mex. 31: 52. 1986. [wfo-0000375260]
synonym Melocactus obtusipetalus Lem. Cact. Aliq. Nov.: 11. 1838. [wfo-0001288104]
homotypic Melocactus curvispinus subsp. obtusipetalus (Lem.) Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 357. 2002. [wfo-0001432461]
synonym Melocactus ruestii subsp. cintalapensis Elizondo in Cact. Suc. Mex. 31: 54. 1986. [wfo-0000375258]
synonym Melocactus ruestii subsp. maxonii (Rose) Elizondo in Cact. Suc. Mex. 31: 53. 1986. [wfo-0000375259]
basionym Cactus maxonii Rose in Smithsonian Misc. Collect. 50: 63. 1907. [wfo-0000577985]
homotypic Melocactus maxonii (Gürke) Gürke in Monatsschr. Kakteenk. 18: 93. 1908. [wfo-0000375487]
synonym Melocactus ruestii subsp. oaxacensis (Britton & Rose) Elizondo in Cact. Suc. Mex. 31: 52. 1986. [wfo-0000375260]
basionym Cactus oaxacensis Britton & Rose Cactaceae 4: 289. 1923. [wfo-0000578045]
homotypic Melocactus oaxacensis (Britton & Rose) Backeb. Cactaceae 4: 2587. 1960. [wfo-0000375426]
synonym Melocactus ruestii subsp. sanctae-rosae (L.D.Gómez) Elizondo in Cact. Suc. Mex. 31: 54. 1986. [wfo-0000375262]
basionym Melocactus maxonii var. sanctae-rosae L.D.Gómez in Brenesia 10-11: 128. 1977. [wfo-0000375486]
M. curvispinus subsp. dawsonii (Bravo) N.P.Taylor in Bradleya 9: 77. 1991. [wfo-0001289740]
basionym Melocactus dawsonii Bravo in Cact. Suc. Mex. 10: 28. 1965. [wfo-0001289739]
synonym Melocactus dawsonii Bravo in Cact. Suc. Mex. 10: 28. 1965. [wfo-0001289739]
homotypic Melocactus curvispinus subsp. dawsonii (Bravo) N.P.Taylor in Bradleya 9: 77. 1991. [wfo-0001289740]
M. curvispinus subsp. koolwijkianus (Suringar) G.Thomson in Bradleya 20: 38. 2002. [wfo-0001432458]
basionym Melocactus koolwijkianus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 184. 1886. [wfo-0000375476]
synonym Melocactus koolwijkianus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 184. 1886. [wfo-0000375476]
homotypic Melocactus curvispinus subsp. koolwijkianus (Suringar) G.Thomson in Bradleya 20: 38. 2002. [wfo-0001432458]
synonym Melocactus koolwijkianus var. adustus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 438. 1889. [wfo-0001432478]
synonym Melocactus koolwijkianus f. plurispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 439. 1889. [wfo-0001432476]
synonym Melocactus koolwijkianus f. quadrispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 438. 1889. [wfo-0001432477]
M. deinacanthus Buining & Brederoo in Kakteen And. Sukk. 24: 217. 1973. [wfo-0000375387]
M. ernestii Vaupel in Monatsschr. Kakteenk. 30: 8. 1920. [wfo-0000375382]
homotypic Melocactus oreas subsp. ernestii (Vaupel) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289561]
synonym Melocactus azulensis Buining, Brederoo & Theunissen in Kakteen And. Sukk. 28: 154. 1977. [wfo-0001289564]
homotypic Melocactus oreas f. azulensis (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289565]
synonym Melocactus ernestii subsp. ernestii [wfo-0001289570]
synonym Melocactus erythracanthus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 223. 1973. [wfo-0001289562]
homotypic Melocactus oreas f. erythracanthus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289563]
synonym Melocactus interpositus F.Ritter Kakteen Südamerika 1: 140. 1979. [wfo-0001289568]
synonym Melocactus longispinus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56(6): 137. 1977. [wfo-0001289566]
homotypic Melocactus oreas var. longispinus (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289567]
synonym Melocactus nitidus F.Ritter Kakteen Südamerika 1: 139. 1979. [wfo-0001289569]
synonym Melocactus oreas f. azulensis (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289565]
basionym Melocactus azulensis Buining, Brederoo & Theunissen in Kakteen And. Sukk. 28: 154. 1977. [wfo-0001289564]
synonym Melocactus oreas subsp. ernestii (Vaupel) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289561]
basionym Melocactus ernestii Vaupel in Monatsschr. Kakteenk. 30: 8. 1920. [wfo-0000375382]
synonym Melocactus oreas f. erythracanthus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289563]
basionym Melocactus erythracanthus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 223. 1973. [wfo-0001289562]
synonym Melocactus oreas var. longispinus (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289567]
basionym Melocactus longispinus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56(6): 137. 1977. [wfo-0001289566]
M. estevesii P.J.Braun in Kakteen And. Sukk. 41(1): 9. 1989. [wfo-0000375378]
M. evae Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22(1–2): 135. 1976. [wfo-0001289750]
homotypic Melocactus harlowii subsp. evae (Z.Mészáros) Guiggi in Cactology 3 (Suppl. IV): 3. 2013. [wfo-0001432469]
synonym Melocactus harlowii subsp. evae (Z.Mészáros) Guiggi in Cactology 3 (Suppl. IV): 3. 2013. [wfo-0001432469]
basionym Melocactus evae Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22(1–2): 135. 1976. [wfo-0001289750]
M. ferreophilus Buining & Brederoo in: Krainz, H., Kakteen 52: CVId. 1973. [wfo-0000375407]
homotypic Melocactus azureus subsp. ferreophilus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 40. 1991. [wfo-0000369375]
synonym Melocactus azureus subsp. ferreophilus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 40. 1991. [wfo-0000369375]
basionym Melocactus ferreophilus Buining & Brederoo in: Krainz, H., Kakteen 52: CVId. 1973. [wfo-0000375407]
M. glaucescens Buining & Brederoo in Cact. Succ. J. (Los Angeles) 44: 159. 1972. [wfo-0000375390]
synonym Melocactus glaucencens Buining & Brederoo in Cact. Succ. J. (Los Angeles) 44: 158. 1972. [wfo-0000378405]
M. harlowii (Britton & Rose) Vaupel in Monatsschr. Kakteenk. 22: 66. 1912. [wfo-0001288816]
basionym Cactus harlowii Britton & Rose in Torreya 12: 16. 1912. [wfo-0000577884]
synonym Cactus harlowii Britton & Rose in Torreya 12: 16. 1912. [wfo-0000577884]
homotypic Melocactus harlowii (Britton & Rose) Vaupel in Monatsschr. Kakteenk. 22: 66. 1912. [wfo-0001288816]
synonym Melocactus acunae var. flavispinus Z.Mészáros in Acta Bot. Acad. Sci. Hung. 22: 138. 1977. [wfo-0001432439]
synonym Melocactus borhidii Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22: 135. 1976. [wfo-0001289749]
homotypic Melocactus harlowii subsp. borhidii (Z.Mészáros) Kunte in Kaktusy (Brno) 49(Special 1): 27. 2013. [wfo-0001432468]
synonym Melocactus harlowii subsp. borhidii (Z.Mészáros) Kunte in Kaktusy (Brno) 49(Special 1): 27. 2013. [wfo-0001432468]
basionym Melocactus borhidii Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22: 135. 1976. [wfo-0001289749]
M. holguinensis Areces in Ciencias 10: 3. 1976. [wfo-0001289732]
synonym Melocactus jakusii Z.Mészáros in Acta Bot. Acad. Sci. Hung. 22: 134, f. 6. 1976. [wfo-0001289733]
M. horridus Werderm. in Notizbl. Bot. Gart. Berlin-Dahlem 12: 227. 1934. [wfo-0000375359]
M. inconcinnus Buining & Brederoo in Kakteen And. Sukk. 26: 193. 1975. [wfo-0001289638]
homotypic Melocactus bahiensis f. inconcinnus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001289642]
synonym Melocactus bahiensis f. inconcinnus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 30. 1991. [wfo-0001289642]
basionym Melocactus inconcinnus Buining & Brederoo in Kakteen And. Sukk. 26: 193. 1975. [wfo-0001289638]
synonym Melocactus heimenii P.J.Braun & Gonç.Brito in Kakteen And. Sukk. 70: 310. 2019. [wfo-0001302899]
M. inconcinnus subsp. inconcinnus [wfo-0001302816]
M. inconcinnus subsp. parvus N.P.Taylor & Albuq.-Lima in Bradleya 40: 83. 2022. [wfo-0001302817]
M. intortus (Mill.) Urb. Repert. Spec. Nov. Regni Veg. 16: 35. 1919. [wfo-0001287105]
basionym Cactus intortus Mill. Gard. Dict.: Cereus no. 2. 1768. [wfo-0000577922]
homotypic Echinocactus intortus (Mill.) DC. Prodr. 3: 462. 1828. [wfo-0000660571]
synonym Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933. [wfo-0000577665]
homotypic Melocactus antonii (Britton) F.M.Knuth Kaktus-ABC: 342. 1935. [wfo-0001288704]
homotypic Melocactus intortus var. antonii (Britton) Backeb. Cactaceae 4: 2575. 1960. [wfo-0001289746]
synonym Cactus communis (W.T.Aiton) Steud. Nomencl. Bot. 1: 245. 1840. [wfo-0000577740]
synonym Cactus coronatus Lam. Encycl. 1(2): 537. 1785. [wfo-0000577753]
homotypic Melocactus coronatus (Lam.) Backeb. Cactaceae 4: 2569. 1960. [wfo-0001288742]
synonym Cactus intortus Mill. Gard. Dict.: Cereus no. 2. 1768. [wfo-0000577922]
homotypic Echinocactus intortus (Mill.) DC. Prodr. 3: 462. 1828. [wfo-0000660571]
homotypic Melocactus intortus (Mill.) Urb. Repert. Spec. Nov. Regni Veg. 16: 35. 1919. [wfo-0001287105]
synonym Cactus intortus f. desiradensis Stehlé Fl. Agron. Antilles Franç. 10: 124. 1958. [wfo-0001430271]
synonym Cactus intortus f. quentinianus Stehlé Fl. Agron. Antilles Franç. 10: 124. 1958. [wfo-0001430272]
synonym Cactus lamarkii Colla Hortus Ripul. App. 3: 15. 1828. [wfo-0000577940]
synonym Cactus melocactus var. communis W.T.Aiton Hort. Kew. 2: 150. 1789. [wfo-0000577992]
homotypic Melocactus communis (W.T.Aiton) Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 417, t. 11. 1827. [wfo-0001287830]
synonym Cactus miquelii (Lehm.) Borg Cacti: 279. 1937. [wfo-0000578006]
basionym Melocactus miquelii Lehm. in Index Seminum (HBG, Hamburgensis): . 1838. [wfo-0001288866]
synonym Echinocactus intortus (Mill.) DC. Prodr. 3: 462. 1828. [wfo-0000660571]
basionym Cactus intortus Mill. Gard. Dict.: Cereus no. 2. 1768. [wfo-0000577922]
homotypic Melocactus intortus (Mill.) Urb. Repert. Spec. Nov. Regni Veg. 16: 35. 1919. [wfo-0001287105]
synonym Echinocactus intortus var. purpureus DC. Prodr. 3: 462. 1828. [wfo-0001430634]
synonym Echinocactus rufispinus Bertol. in Ann. Storia Nat. 3: 223. 1830. [wfo-0000660887]
synonym Echinocactus xanthacanthus Miq. in Linnaea 11: 155. 1837. [wfo-0000661094]
synonym Melocactus antonii (Britton) F.M.Knuth Kaktus-ABC: 342. 1935. [wfo-0001288704]
basionym Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933. [wfo-0000577665]
homotypic Melocactus intortus var. antonii (Britton) Backeb. Cactaceae 4: 2575. 1960. [wfo-0001289746]
synonym Melocactus atrosanguineus Pfeiff. Enum. Diagn. Cact.: 44. 1837. [wfo-0000369367]
synonym Melocactus bradleyi Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 5(3): 23. 1896. [wfo-0000369362]
synonym Melocactus brongniartii Lem. Cact. Aliq. Nov.: 12. 1838. [wfo-0000369363]
synonym Melocactus communis (W.T.Aiton) Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 417, t. 11. 1827. [wfo-0001287830]
basionym Cactus melocactus var. communis W.T.Aiton Hort. Kew. 2: 150. 1789. [wfo-0000577992]
synonym Melocactus communis var. grengelii Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001432451]
synonym Melocactus communis var. havannensis Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001040687]
homotypic Melocactus havannensis (Pfeiff.) Miq. Monogr. Melocacti: 64. 1840. [wfo-0001040691]
synonym Melocactus communis var. lanifer Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001432452]
synonym Melocactus communis var. oblongus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 418. 1827. [wfo-0001432454]
synonym Melocactus communis var. viridis Pfeiff. Enum. Diagn. Cact.: 42. 1837. [wfo-0001432455]
synonym Melocactus coronatus (Lam.) Backeb. Cactaceae 4: 2569. 1960. [wfo-0001288742]
basionym Cactus coronatus Lam. Encycl. 1(2): 537. 1785. [wfo-0000577753]
synonym Melocactus croceus Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 5(3): 40. 1896. [wfo-0000369376]
synonym Melocactus dichroacanthus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 147. 1841. [wfo-0000375385]
synonym Melocactus eustachianus Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 5(3): 37. 1896. [wfo-0000375380]
synonym Melocactus eustachius f. vetustior Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk., Sect. 2, 5(3): 37. 1896. [wfo-0001432465]
synonym Melocactus grengelii J.Forbes Hort. Tour Germ.: 151. 1837. [wfo-0000375389]
synonym Melocactus havannensis (Pfeiff.) Miq. Monogr. Melocacti: 64. 1840. [wfo-0001040691]
basionym Melocactus communis var. havannensis Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001040687]
synonym Melocactus hookeri Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 5(3): 31. 1896. [wfo-0000375364]
synonym Melocactus intortus var. antonii (Britton) Backeb. Cactaceae 4: 2575. 1960. [wfo-0001289746]
basionym Cactus antonii Britton in Cact. Succ. J. (Los Angeles) 4: 355. 1933. [wfo-0000577665]
homotypic Melocactus antonii (Britton) F.M.Knuth Kaktus-ABC: 342. 1935. [wfo-0001288704]
synonym Melocactus intortus subsp. intortus [wfo-0001432475]
synonym Melocactus lamarckii (Colla) G.Don Gen. Hist. 3: 160. 1834. [wfo-0000375461]
synonym Melocactus leucaster Hoffmanns. in Preiss. Verz. ed. 7: 22. 1833. [wfo-0000375462]
synonym Melocactus linkii Valck.Sur. in Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk., Sect. 2, 5(3): 39. 1896. [wfo-0000375464]
synonym Melocactus macracanthoides Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 173. 1841. [wfo-0000375484]
synonym Melocactus macrocanthus Miq. in Linnaea 11: 157. 1837. [wfo-0000375485]
synonym Melocactus meonacanthus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: t. 15. 1827. [wfo-0000375480]
synonym Melocactus miquelii Lehm. in Index Seminum (HBG, Hamburgensis): . 1838. [wfo-0001288866]
homotypic Cactus miquelii (Lehm.) Borg Cacti: 279. 1937. [wfo-0000578006]
synonym Melocactus portoricensis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 9: 408. 1892. [wfo-0000378413]
synonym Melocactus rubens Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 145. 1841. [wfo-0000375255]
synonym Melocactus rubens Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0000375264]
synonym Melocactus schlumbergerianus Lem. in Ill. Hort. 8(Misc.): 32. 1861. [wfo-0000375243]
synonym Melocactus wendlandii Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 146. 1841. [wfo-0000375251]
synonym Melocactus xanthacanthus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 169. 1841. [wfo-0000375219]
M. lagunaensis (Z.Mészáros) D.Barrios & Majure in Taxon 71(5): 1005. 2022. [wfo-0001302818]
basionym Melocactus acunae subsp. lagunaensis Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22: 138, f. 14. 1976. [wfo-0001289748]
synonym Melocactus acunae subsp. lagunaensis Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22: 138, f. 14. 1976. [wfo-0001289748]
homotypic Melocactus lagunaensis (Z.Mészáros) D.Barrios & Majure in Taxon 71(5): 1005. 2022. [wfo-0001302818]
M. lanssensianus P.J.Braun in Succulenta (Netherlands) 65: 26. 1986. [wfo-0000375472]
M. lemairei (Monv. ex Lem.) Miq. ex Lem. Hort. Universel 1: 286–289, t. 35. 1840. [wfo-0001289753]
basionym Echinocactus lemairei Monv. ex Lem. Cact. Aliq. Nov.: 17. 1838. [wfo-0000660608]
homotypic Cactus lemairei (Monv. ex Lem.) Britton & Rose Cactaceae 3: 226. 1922. [wfo-0000577952]
synonym Cactus lemairei (Monv. ex Lem.) Britton & Rose Cactaceae 3: 226. 1922. [wfo-0000577952]
basionym Echinocactus lemairei Monv. ex Lem. Cact. Aliq. Nov.: 17. 1838. [wfo-0000660608]
homotypic Melocactus lemairei (Monv. ex Lem.) Miq. ex Lem. Hort. Universel 1: 286–289, t. 35. 1840. [wfo-0001289753]
synonym Echinocactus lemairei Monv. ex Lem. Cact. Aliq. Nov.: 17. 1838. [wfo-0000660608]
homotypic Cactus lemairei (Monv. ex Lem.) Britton & Rose Cactaceae 3: 226. 1922. [wfo-0000577952]
homotypic Melocactus lemairei (Monv. ex Lem.) Miq. ex Lem. Hort. Universel 1: 286–289, t. 35. 1840. [wfo-0001289753]
synonym Melocactus communis var. conicus Pfeiff. Enum. Diagn. Cact.: 43. 1837. [wfo-0001432450]
synonym Melocactus communis var. macrocephalus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 418. 1827. [wfo-0001432453]
synonym Melocactus conicus (Pfeiff.) Lawr. in Gard. Mag. (London) 17: 319. 1841. [wfo-0000369393]
synonym Melocactus crassispinus Salm-Dyck in Allg. Gartenzeitung 8: 10. 1840. [wfo-0000369379]
synonym Melocactus hispaniolicus Vaupel in Monatsschr. Kakteenk. 29: 121. 1919. [wfo-0000375356]
synonym Melocactus macrocephalus (Link & Otto) Lawr. in Gard. Mag. (London) 17: 319. 1841. [wfo-0000375492]
synonym Melocactus pycnacanthus Cels ex Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18 (Suppl. 1): 200 b. 1841. [wfo-0000375435]
M. levitestatus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 271. 1973. [wfo-0001289650]
synonym Melocactus diersianus Buining & Brederoo in Kakteen And. Sukk. 26: 169. 1975. [wfo-0001289651]
synonym Melocactus diersianus f. rubrispinus (F.Ritter) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001432463]
basionym Melocactus rubrispinus F.Ritter Kakteen Südamerika 1: 135. 1979. [wfo-0001289677]
synonym Melocactus levitestatus f. securituberculatus (Buining & Brederoo) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432480]
basionym Melocactus securituberculatus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 48: 38. 1976. [wfo-0001289652]
synonym Melocactus rubrispinus F.Ritter Kakteen Südamerika 1: 135. 1979. [wfo-0001289677]
homotypic Melocactus diersianus f. rubrispinus (F.Ritter) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001432463]
synonym Melocactus securituberculatus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 48: 38. 1976. [wfo-0001289652]
homotypic Melocactus levitestatus f. securituberculatus (Buining & Brederoo) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432480]
synonym Melocactus uebelmannii P.J.Braun in Kakteen And. Sukk. 36: 232. 1985. [wfo-0001289678]
synonym Melocactus warasii E.Pereira & Buenecker in Bradea 2(30): 213. 1977. [wfo-0001289676]
M. levitestatus subsp. desiderio N.P.Taylor Bradleya 42: 104 (2024) [wfo-1200108816]
M. levitestatus subsp. goianus F.Oliveira Pereira & Olsthoorn Bradleya 2025(43): 110. 2025 [wfo-1200114755]
M. levitestatus subsp. levitestatus [wfo-1200108815]
M. longicarpus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 46: 191. 1974. [wfo-0001289572]
homotypic Melocactus deinacanthus subsp. longicarpus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289573]
homotypic Melocactus ernestii subsp. longicarpus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 26. 1991. [wfo-0001289571]
synonym Melocactus deinacanthus subsp. florschuetzianus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289575]
basionym Melocactus florschuetzianus Buining & Brederoo in Ashingtonia 2: 25. 1975. [wfo-0001289574]
synonym Melocactus deinacanthus subsp. longicarpus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289573]
basionym Melocactus longicarpus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 46: 191. 1974. [wfo-0001289572]
homotypic Melocactus ernestii subsp. longicarpus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 26. 1991. [wfo-0001289571]
synonym Melocactus deinacanthus f. mulequensis (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289577]
basionym Melocactus mulequensis Buining & Brederoo in Succulenta (Netherlands) 55: 46. 1976. [wfo-0001289576]
synonym Melocactus ernestii subsp. longicarpus (Buining & Brederoo) N.P.Taylor in Bradleya 9: 26. 1991. [wfo-0001289571]
basionym Melocactus longicarpus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 46: 191. 1974. [wfo-0001289572]
homotypic Melocactus deinacanthus subsp. longicarpus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289573]
synonym Melocactus florschuetzianus Buining & Brederoo in Ashingtonia 2: 25. 1975. [wfo-0001289574]
homotypic Melocactus deinacanthus subsp. florschuetzianus (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289575]
synonym Melocactus montanus F.Ritter Kakteen Südamerika 1: 141. 1979. [wfo-0001289578]
synonym Melocactus mulequensis Buining & Brederoo in Succulenta (Netherlands) 55: 46. 1976. [wfo-0001289576]
homotypic Melocactus deinacanthus f. mulequensis (Buining & Brederoo) P.J.Braun in Bradleya 6: 94. 1988. [wfo-0001289577]
synonym Melocactus neomontanus Van Heek & Hovens in Succulenta (Netherlands) 63: 78. 1984. [wfo-0001289579]
M. macracanthos (Salm-Dyck) Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 418–419. 1827. [wfo-0001289744]
basionym Cactus macracanthos Salm-Dyck Observ. Bot. Hort. Dyck. 1: 3. 1820. [wfo-0001430274]
synonym Cactus macracanthos Salm-Dyck Observ. Bot. Hort. Dyck. 1: 3. 1820. [wfo-0001430274]
homotypic Melocactus macracanthos (Salm-Dyck) Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 418–419. 1827. [wfo-0001289744]
synonym Cactus macracanthus Salm-Dyck Observ. Bot. Hort. Dyck. 1: 1. 1820. [wfo-0000577967]
synonym Cactus microcephalus (Miq.) Borg Cacti: 340. 1951. [wfo-0000577998]
basionym Melocactus microcephalus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 157. 1841. [wfo-0001288862]
synonym Cactus parvispinus Haw. Suppl. Pl. Succ.: 73. 1819. [wfo-0000578081]
synonym Cactus pyramidalis Salm-Dyck Observ. Bot. Horto Dyck. [1]: 4. (1820) [wfo-0000578152]
synonym Cactus zuccarinii (Miq.) Borg Cacti: 279. 1937. [wfo-0000578342]
basionym Melocactus zuccarinii Miq. in Linnaea 11: 645. 1837. [wfo-0001289020]
synonym Echinocactus armatus Salm-Dyck Hort. Dyck.: 341. 1834. [wfo-0000660196]
synonym Echinocactus fischeri Pfeiff. Enum. Diagn. Cact.: 59. 1837. [wfo-0000660411]
synonym Echinocactus parvispinus (Haw.) DC. Prodr. 3: 463. 1828. [wfo-0000660774]
synonym Echinocactus salmianus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 423. 1827. [wfo-0000660892]
synonym Echinocactus spina-christi Zucc. ex Pfeiff. Enum. Diagn. Cact.: 59. 1837. [wfo-0000660970]
synonym Melocactus aciculosus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 23. 1901. [wfo-0000378391]
synonym Melocactus aciculosus var. adauctus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 33. 1901. [wfo-0001432438]
synonym Melocactus albispinus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 446. 1889. [wfo-0000369344]
synonym Melocactus albispinus f. quadrispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 446. 1889. [wfo-0001432440]
synonym Melocactus angusticostatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 188. 1886. [wfo-0000369327]
synonym Melocactus appropinquatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 20. 1901. [wfo-0000369334]
synonym Melocactus approximatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 189. 1886. [wfo-0000369313]
synonym Melocactus arcuatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 450. 1889. [wfo-0000369315]
synonym Melocactus argenteus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 439. 1889. [wfo-0000369316]
synonym Melocactus argenteus var. tenuispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 439. 1889. [wfo-0001432445]
synonym Melocactus armatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 458. 1889. [wfo-0000369398]
synonym Melocactus baarscanus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 448. 1889. [wfo-0000369366]
synonym Melocactus baarsianus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 448. 1889. [wfo-0000378398]
synonym Melocactus bargei Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 9. 1901. [wfo-0000369374]
synonym Melocactus bozsingianus Antesb. in Kakteen Orch. Rundschau 14: 17. 1989. [wfo-0001289743]
synonym Melocactus buysianus Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 38. 1901. [wfo-0000369364]
synonym Melocactus capillaris Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 442. 1889. [wfo-0000369388]
synonym Melocactus citrispinus Antesb. in Kakteen Orch. Rundschau 15: 15. 1990. [wfo-0000378402]
synonym Melocactus compactus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 444. 1889. [wfo-0000369387]
synonym Melocactus contortus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 445. 1889. [wfo-0000369381]
synonym Melocactus cordatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 5. 1910. [wfo-0000369392]
synonym Melocactus cornutus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 192. 1886. [wfo-0000369377]
synonym Melocactus cylindricus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 19. 1910. [wfo-0000375383]
synonym Melocactus dilatatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 454. 1889. [wfo-0000375384]
synonym Melocactus eburneus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 447. 1889. [wfo-0000375373]
synonym Melocactus eburneus f. plurispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 447. 1889. [wfo-0001432464]
synonym Melocactus elongatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 451. 1889. [wfo-0000375376]
synonym Melocactus euryacanthus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 447. 1889. [wfo-0000375379]
synonym Melocactus evertszianus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 190. 1886. [wfo-0000375393]
synonym Melocactus extensus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 442. 1889. [wfo-0000375386]
synonym Melocactus ferox Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 190. 1886. [wfo-0000375405]
synonym Melocactus ferox Pfeiff. ex C.F.Först. Handb. Cacteenk.: 519. 1846. [wfo-0000375404]
synonym Melocactus ferus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 446. 1889. [wfo-0000375408]
synonym Melocactus firmus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 17. 1901. [wfo-0000375409]
synonym Melocactus flammeus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 457. 1889. [wfo-0000375417]
synonym Melocactus flavispinus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 453. 1889. [wfo-0000375411]
synonym Melocactus flexilis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 453. 1889. [wfo-0000375403]
synonym Melocactus flexus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 441. 1889. [wfo-0000375413]
synonym Melocactus gilvispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 28. 1901. [wfo-0000375412]
synonym Melocactus gilvispinus var. planispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 30. 1901. [wfo-0001432466]
synonym Melocactus gracilis Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 16. 1910. [wfo-0000375392]
synonym Melocactus grandis Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 11. 1910. [wfo-0000375402]
synonym Melocactus grandispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 12. 1910. [wfo-0000375394]
synonym Melocactus hexacanthus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 185. 1886. [wfo-0000375355]
synonym Melocactus inclinatus Antesb. in Bradleya 13: 14. 1995. [wfo-0000375362]
synonym Melocactus incurvus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 441. 1889. [wfo-0000375416]
synonym Melocactus inflatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 454. 1889. [wfo-0000375469]
synonym Melocactus intermedius Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 192. 1886. [wfo-0000375471]
synonym Melocactus intermedius var. laticostatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 15. 1901. [wfo-0001432470]
synonym Melocactus intermedius var. rotundatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 9. 1910. [wfo-0001432471]
synonym Melocactus intermedius var. tenuispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 17. 1901. [wfo-0001432472]
synonym Melocactus inversus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 19. 1901. [wfo-0000375468]
synonym Melocactus laui Antesb. in Cact. Succ. J. (Los Angeles) 63: 241. 1991. [wfo-0000375457]
synonym Melocactus lehmannii Miq. in Linnaea 11: 642. 1837. [wfo-0000375458]
synonym Melocactus leucacanthus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 454. 1889. [wfo-0000375454]
synonym Melocactus limis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 440. 1889. [wfo-0000375463]
synonym Melocactus lutescens Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 13. 1910. [wfo-0000375483]
synonym Melocactus macracanthos f. elegans Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 191. 1886. [wfo-0001432481]
synonym Melocactus macracanthos var. miacanthus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 30. 1901. [wfo-0001432483]
synonym Melocactus martialis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 443. 1889. [wfo-0000375490]
synonym Melocactus microcarpus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 3. 1910. [wfo-0000375481]
synonym Melocactus microcephalus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 157. 1841. [wfo-0001288862]
homotypic Cactus microcephalus (Miq.) Borg Cacti: 340. 1951. [wfo-0000577998]
synonym Melocactus microcephalus var. olivascens Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 461. 1889. [wfo-0001432495]
synonym Melocactus nanus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 441. 1889. [wfo-0000375424]
synonym Melocactus obliquus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 440. 1889. [wfo-0000375427]
synonym Melocactus obliquus f. quadrispina Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 440. 1889. [wfo-0001432499]
synonym Melocactus obovatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 453. 1889. [wfo-0000375429]
synonym Melocactus ovatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 456. 1889. [wfo-0000375421]
synonym Melocactus pachycentrus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 28. 1901. [wfo-0000378395]
synonym Melocactus parvispinus Salm-Dyck ex DC. Prodr. 3: 463. 1828. [wfo-0000375443]
synonym Melocactus parvispinus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 185. 1886. [wfo-0000375444]
synonym Melocactus parvispinus Haw. in: Candolle, A.P. de, Prodr. 3: 463. 1828. [wfo-0001432504]
synonym Melocactus patens Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 190. 1886. [wfo-0000375445]
synonym Melocactus pentacanthus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 445. 1889. [wfo-0000375447]
synonym Melocactus pinguis Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 11. 1901. [wfo-0000375451]
synonym Melocactus pinguis var. areolosus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 7. 1910. [wfo-0001432505]
synonym Melocactus pinguis var. laticostatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 19. 1910. [wfo-0001432506]
synonym Melocactus pinguis var. planispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 15. 1910. [wfo-0001432507]
synonym Melocactus pinguis var. tenuissimus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 20. 1910. [wfo-0001432508]
synonym Melocactus pulvinosus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 458. 1889. [wfo-0000375433]
synonym Melocactus pusillus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 192. 1886. [wfo-0000375441]
synonym Melocactus pyramidalis Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 419. 1827. [wfo-0000375431]
synonym Melocactus pyramidalis var. compressus Valck.Sur. in J.V.Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 4. 1910. [wfo-0001432509]
synonym Melocactus radiatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 446. 1889. [wfo-0000375437]
synonym Melocactus rectiusculus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 189. 1889. [wfo-0000375438]
synonym Melocactus reticulatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 453. 1889. [wfo-0000375440]
synonym Melocactus reversus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 187. 1886. [wfo-0000375230]
synonym Melocactus roseus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 439. 1889. [wfo-0000375253]
synonym Melocactus rotifer Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk. 6: 188. 1897. [wfo-0001432510]
synonym Melocactus rotifer var. angustior Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 14. 1910. [wfo-0001432511]
synonym Melocactus rotula var. angusticostatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 8. 1910. [wfo-0001432512]
synonym Melocactus rotula var. validispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 10. 1910. [wfo-0001432513]
synonym Melocactus rubellus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 184. 1886. [wfo-0000375254]
synonym Melocactus rudis Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 442. 1889. [wfo-0000375257]
synonym Melocactus rufispinus Bertol. in Novi Comment. Acad. Sci. Inst. Bononiensis 3: 322. 1839. [wfo-0000375247]
synonym Melocactus rufispinus f. aplanatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 35. 1910. [wfo-0001432516]
synonym Melocactus rufispinus f. crassispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 28. 1910. [wfo-0001432517]
synonym Melocactus rufispinus f. curvispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 32. 1910. [wfo-0001432518]
synonym Melocactus rufispinus f. elongatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 30. 1910. [wfo-0001432519]
synonym Melocactus rufispinus f. laticostatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 29. 1910. [wfo-0001432520]
synonym Melocactus rufispinus f. paucispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 32. 1910. [wfo-0001432521]
synonym Melocactus rufispinus f. pluriareolatus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 31. 1910. [wfo-0001432522]
synonym Melocactus rufispinus f. pluricostatus-prurispinus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 34. 1910. [wfo-0001432523]
synonym Melocactus salmianus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 423. 1827. [wfo-0000375256]
synonym Melocactus salmianus var. adauctus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 460. 1889. [wfo-0001432524]
synonym Melocactus salmianus var. contractus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 461. 1889. [wfo-0001432525]
synonym Melocactus salmianus var. spectabilis Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 8(1): 22. 1901. [wfo-0001432526]
synonym Melocactus sordidus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 451. 1889. [wfo-0000375248]
synonym Melocactus spatanginus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 193. 1886. [wfo-0000375249]
synonym Melocactus spatanginus f. tenuispinus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 194. 1886. [wfo-0001432531]
synonym Melocactus spatangus Pfeiff. Enum. Diagn. Cact.: 45. 1837. [wfo-0000375250]
synonym Melocactus stellatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 452. 1889. [wfo-0000375268]
synonym Melocactus stramineus f. pluricostatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 448. 1889. [wfo-0001432532]
synonym Melocactus tenuissimus Valck.Sur. in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2 16(3): 6. 1910. [wfo-0000375277]
synonym Melocactus trachycephalus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 455. 1889. [wfo-0000375280]
synonym Melocactus trichacanthus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 186. 1886. [wfo-0000375285]
synonym Melocactus trigonaster Suringar in J.V.Suringar in Verh. Kon. Akad. Wetensch., Afd. Natuurk., Sect. 2, 16(3): 4. 1910. [wfo-0000375281]
synonym Melocactus trigonus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 456. 1889. [wfo-0000375274]
synonym Melocactus uncinatus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 6: 450. 1889. [wfo-0000375273]
synonym Melocactus zuccarinii Miq. in Linnaea 11: 645. 1837. [wfo-0001289020]
homotypic Cactus zuccarinii (Miq.) Borg Cacti: 279. 1937. [wfo-0000578342]
M. matanzanus León in Mem. Soc. Cub. Hist. Nat. Felipe Poey 8: 206. 1934. [wfo-0001287033]
homotypic Cactus matanzanus (León) Borg Cacti: 340. 1951. [wfo-0000577984]
synonym Cactus matanzanus (León) Borg Cacti: 340. 1951. [wfo-0000577984]
basionym Melocactus matanzanus León in Mem. Soc. Cub. Hist. Nat. Felipe Poey 8: 206. 1934. [wfo-0001287033]
synonym Melocactus actinacanthus Areces in Ciencias (Habana) 9: 3. 1976. [wfo-0001289741]
homotypic Melocactus matanzanus subsp. actinacanthus (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 337. 2006. [wfo-0001432487]
synonym Melocactus matanzanus subsp. actinacanthus (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 337. 2006. [wfo-0001432487]
basionym Melocactus actinacanthus Areces in Ciencias (Habana) 9: 3. 1976. [wfo-0001289741]
M. mazelianus Říha in Kakteen And. Sukk. 32: 214–17. 1981. [wfo-0000375477]
M. nagyi Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22(1–2): 137. 1976. [wfo-0001289751]
M. natalensis (P.J.Braun & Esteves) N.P.Taylor Bradleya 43: 115 (2025) [wfo-1000082025]
basionym Melocactus violaceus subsp. natalensis P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 69(2): 71. 1997. [wfo-0001432535]
synonym Melocactus violaceus subsp. natalensis P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 69(2): 71. 1997. [wfo-0001432535]
homotypic Melocactus natalensis (P.J.Braun & Esteves) N.P.Taylor Bradleya 43: 115 (2025) [wfo-1000082025]
M. neryi K.Schum. in Monatsschr. Kakteenk. 11: 168. 1901. [wfo-0000378396]
homotypic Cactus neryi (K.Schum.) Britton & Rose Cactaceae 3: 236. 1922. [wfo-0000578029]
synonym Cactus neryi (K.Schum.) Britton & Rose Cactaceae 3: 236. 1922. [wfo-0000578029]
basionym Melocactus neryi K.Schum. in Monatsschr. Kakteenk. 11: 168. 1901. [wfo-0000378396]
synonym Melocactus guaricensis Croizat in: Noved. Ci., Ser. Bot. 1: 1. 1950. [wfo-0000375400]
synonym Melocactus negryi K.Schum. in Monatsschr. Kakteenk. 11: 168. 1901. [wfo-0001432497]
synonym Melocactus schulzianus Buining & Brederoo in Succulenta (Netherlands) 53: 86. 1974. [wfo-0000375244]
M. oreas Miq. Monogr. Melocacti: 113. 1840. [wfo-0001288105]
homotypic Cactus oreas (Miq.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578062]
synonym Cactus oreas (Miq.) Britton & Rose Cactaceae 3: 227. 1922. [wfo-0000578062]
basionym Melocactus oreas Miq. Monogr. Melocacti: 113. 1840. [wfo-0001288105]
synonym Melocactus alex-bragae P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 80: 252. 2008. [wfo-0001432441]
synonym Melocactus alex-bragai P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 80: 252. 2008. [wfo-0000744245]
synonym Melocactus oreas subsp. alex-bragae (P.J.Braun) Guiggi in Phytotaxa 496(1): 97. 2021. [wfo-0001302819]
synonym Melocactus oreas var. submunitis Rizzini Melocactus Bras.: 54, f. 22. 1982. [wfo-0001289557]
synonym Melocactus oreas var. submunitus Rizzini Melocactus Bras.: 54. 1982. [wfo-0001432501]
M. oreas subsp. cremnophilus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289560]
basionym Melocactus cremnophilus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 44: 3. 1972. [wfo-0001289559]
synonym Melocactus cremnophilus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 44: 3. 1972. [wfo-0001289559]
homotypic Melocactus oreas subsp. cremnophilus (Buining & Brederoo) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289560]
M. oreas subsp. oreas [wfo-0001289558]
synonym Melocactus oreas var. rubrisaetosus (Buining, Brederoo & Theunissen) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289555]
basionym Melocactus rubrisaetosus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56(7): 161. 1977. [wfo-0001289554]
homotypic Melocactus oreas subsp. rubrisaetosus (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289556]
synonym Melocactus oreas subsp. rubrisaetosus (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289556]
basionym Melocactus rubrisaetosus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56(7): 161. 1977. [wfo-0001289554]
homotypic Melocactus oreas var. rubrisaetosus (Buining, Brederoo & Theunissen) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289555]
synonym Melocactus rubrisaetosus Buining, Brederoo & Theunissen in Succulenta (Netherlands) 56(7): 161. 1977. [wfo-0001289554]
homotypic Melocactus oreas var. rubrisaetosus (Buining, Brederoo & Theunissen) Rizzini Melocactus Bras.: 52–53. 1982. [wfo-0001289555]
homotypic Melocactus oreas subsp. rubrisaetosus (Buining, Brederoo & Theunissen) P.J.Braun in Bradleya 6: 95. 1988. [wfo-0001289556]
M. pachyacanthus Buining & Brederoo in Kakteen And. Sukk. 27(1): 1. 1975. [wfo-0001289682]
synonym Melocactus azureus subsp. pachyacanthus (Buining & Brederoo) Guiggi Cactology 5(Suppl. 16): 3 (2025) [wfo-1200113941]
synonym Melocactus pachyanthus Buining & Brederoo in Kakteen And. Sukk. 27: 1. 1975. [wfo-0000378393]
M. pachyacanthus subsp. pachyacanthus [wfo-0001289683]
M. pachyacanthus subsp. viridis N.P.Taylor in Bradleya 9: 40–41. 1991. [wfo-0001432502]
homotypic Melocactus neoviridescens Guiggi in Cactology 5 (Suppl. 10): 2. 2020. [wfo-0001432498]
synonym Melocactus neoviridescens Guiggi in Cactology 5 (Suppl. 10): 2. 2020. [wfo-0001432498]
basionym Melocactus pachyacanthus subsp. viridis N.P.Taylor in Bradleya 9: 40–41. 1991. [wfo-0001432502]
synonym Melocactus pachycephalus N.P.Taylor in Phytotaxa 470(3): 256. 2020. [wfo-0001432503]
basionym Melocactus viridescens Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432536]
synonym Melocactus viridescens Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432536]
homotypic Melocactus pachycephalus N.P.Taylor in Phytotaxa 470(3): 256. 2020. [wfo-0001432503]
M. paucispinus Heimen & R.Raul in Kakteen And. Sukk. 34: 227–229. 1983. [wfo-0001289713]
M. pedernalensis M.M.Mejía & R.G.García in Moscosoa 9: 12. 1997. [wfo-0000375453]
synonym Melocactus caloxanthus Hoxey, Gdaniec & Cinea in CactusWorld 39: 98. 2021. [wfo-0001302815]
synonym Melocactus intortus subsp. domingensis Areces in Cact. Succ. J. (Los Angeles) 69(5): 246. 1997. [wfo-0001432474]
M. perezassoi Areces in Phytologia 74(6): 421. 1993. [wfo-0001255949]
homotypic Melocactus harlowii subsp. perezassoi (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. 147(2): 337. 2006. [wfo-0001040690]
synonym Melocactus harlowii subsp. perezassoi (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. 147(2): 337. 2006. [wfo-0001040690]
basionym Melocactus perezassoi Areces in Phytologia 74(6): 421. 1993. [wfo-0001255949]
M. peruvianus Vaupel in Bot. Jahrb. Syst. 50(2-3, Beibl. 111): 28. 1913. [wfo-0001287470]
synonym Cactus jansenianus (Backeb.) Borg Cacti: 279. 1937. [wfo-0000577926]
basionym Melocactus jansenianus Backeb. in Blätt. Kakteenf. 1935(2): 2. 1935. [wfo-0001287750]
synonym Cactus townsendii Britton & Rose Cactaceae 3: 234. 1922. [wfo-0000578291]
synonym Melocactus amstutziae Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001289150]
homotypic Melocactus peruvianus var. amstutziae (Rauh & Backeb.) Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 531. 1958. [wfo-0001287747]
synonym Melocactus fortalezensis Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001287751]
synonym Melocactus huallancensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 538. 1958. [wfo-0001287754]
synonym Melocactus jansenianus Backeb. in Blätt. Kakteenf. 1935(2): 2. 1935. [wfo-0001287750]
homotypic Cactus jansenianus (Backeb.) Borg Cacti: 279. 1937. [wfo-0000577926]
synonym Melocactus peruvianus var. amstutziae (Rauh & Backeb.) Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 531. 1958. [wfo-0001287747]
basionym Melocactus amstutziae Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001289150]
synonym Melocactus peruvianus var. canetensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 533. 1958. [wfo-0001287749]
synonym Melocactus peruvianus var. lurinensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 533. 1958. [wfo-0001287748]
synonym Melocactus townsendianus Backeb. Neue Kakteen: 44. 1931. [wfo-0000375279]
synonym Melocactus trujillensis Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001287752]
synonym Melocactus trujillensis var. schoenii Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001287753]
synonym Melocactus trujilloensis Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001432533]
synonym Melocactus trujilloensis var. schoenii Rauh & Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001432534]
synonym Melocactus unguispinus Backeb. Descr. Cact. Nov. 1: 36. 1957. [wfo-0001287755]
M. praerupticola Areces in Cact. Succ. J. (Los Angeles) 72(1): 27. 2000. [wfo-0000375446]
homotypic Melocactus lemairei subsp. praerupticola (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 337. 2006. [wfo-0001432479]
synonym Melocactus lemairei subsp. praerupticola (Areces) Guiggi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 147: 337. 2006. [wfo-0001432479]
basionym Melocactus praerupticola Areces in Cact. Succ. J. (Los Angeles) 72(1): 27. 2000. [wfo-0000375446]
M. radoczii Z.Mészáros in Acta Biol. Acad. Sci. Hung. 22: 136. 1976. [wfo-0001289752]
M. salvadorensis Werderm. in Notizbl. Bot. Gart. Berlin-Dahlem 12: 228. 1934. [wfo-0001289684]
M. salvadorensis subsp. oliveirae P.J.Braun in Kakteen And. Sukk. 67: 181. 2016. [wfo-0001432527]
M. salvadorensis subsp. salvadorensis [wfo-0001434894]
M. santiagoensis D.Barrios & Majure in Taxon 71(5): 1007. 2022. [wfo-0001302820]
M. schatzlii W.Till & R.Gruber in Kakteen And. Sukk. 33: 68–70. 1982. [wfo-0000375242]
homotypic Melocactus mazelianus subsp. schatzlii (H.Till & R.Gruber) Guiggi in Cactology 2: 7. 2010. [wfo-0001432490]
synonym Melocactus mazelianus subsp. schatzlii (H.Till & R.Gruber) Guiggi in Cactology 2: 7. 2010. [wfo-0001432490]
basionym Melocactus schatzlii W.Till & R.Gruber in Kakteen And. Sukk. 33: 68–70. 1982. [wfo-0000375242]
M. schatzlii subsp. chicamochae Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26(100): 362–363, f. 6B. 2002. [wfo-0001432529]
synonym Melocactus andinus subsp. soatensis Fern.Alonso & Xhonneux in Revista Acad. Colomb. Ci. Exact. 26: 355. 2002. [wfo-0001432444]
synonym Melocactus guanensis Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 359. 2002. [wfo-0000375399]
homotypic Melocactus mazelianus f. guanensis (Xhonneux & Fern.Alonso) Guiggi in Cactology 2: 7. 2010. [wfo-0001432488]
synonym Melocactus mazelianus f. guanensis (Xhonneux & Fern.Alonso) Guiggi in Cactology 2: 7. 2010. [wfo-0001432488]
basionym Melocactus guanensis Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 359. 2002. [wfo-0000375399]
synonym Melocactus pescaderensis Xhonneux & Fern.Alonso in Revista Acad. Colomb. Ci. Exact. 26: 362. 2002. [wfo-0000375450]
M. schatzlii subsp. schatzlii [wfo-0001434895]
M. sergipensis N.P.Taylor & Meiado in Bradleya 32: 102. 2014. [wfo-0001432530]
M. smithii (Alexander) Buining ex G.D.Rowley in Repert. Pl. Succ. 25: 11. 1976. [wfo-0001289486]
basionym Cactus smithii Alexander in Lloydia 2: 200. 1939. [wfo-0000578231]
synonym Cactus smithii Alexander in Lloydia 2: 200. 1939. [wfo-0000578231]
homotypic Melocactus smithii (Alexander) Buining ex G.D.Rowley in Repert. Pl. Succ. 25: 11. 1976. [wfo-0001289486]
synonym Melocactus roraimensis P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 63: 12, f. 1, 3. 1991. [wfo-0001289726]
M. stramineus Suringar in Verslagen Meded. Afd. Natuurk. Kon. Akad. Wetensch., ser. 3, 2: 185. 1886. [wfo-0000375263]
synonym Melocactus barbarae Antesberger in Kakteen Orch. Rundschau 13(2): 13–19. 1988. [wfo-0001289742]
synonym Melocactus macracanthos subsp. stramineus (Suringar) Guiggi in Cactology 2: 35. 2010. [wfo-0001432482]
M. violaceus Pfeiff. in Allg. Gartenzeitung 3: 313. 1835. [wfo-0000375270]
homotypic Melocactus melocactoides var. violaceus (Pfeiff.) Rizzini Melocactus Bras.: 81, 83. 1982. [wfo-0001289720]
synonym Cactus depressus (Hook.) Borg Cacti: 279. 1937. [wfo-0000577783]
basionym Melocactus depressus Hook. in Bot. Mag. 65: t. 3691. 1838. [wfo-0001288763]
homotypic Melocactus melocactoides var. depressus (Hook.) Rizzini Melocactus Bras.: 82. 1982. [wfo-0001289717]
homotypic Melocactus melocactoides f. depressus (Hook.) Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001289718]
synonym Cactus melocactoides Hoffmanns. in Verz. Pfl.-Kult. Nachtr. 3: 24. 1826. [wfo-0000577990]
homotypic Melocactus melocactoides (Hoffmanns.) DC. Prodr. 3: 461. 1828. [wfo-0001289714]
synonym Cactus melocactus var. depressus Aiton Hort. Kew. 2: 150. 1789. [wfo-0001430275]
synonym Cactus meonacanthus Lem. ex Steud. Nomencl. Bot. 1: 246. 1840. [wfo-0000577994]
synonym Cereus meonacanthus Link & Otto ex Steud. Nomencl. Bot. 1: 334. 1840. [wfo-0000597355]
synonym Echinocactus meonacanthus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 428. 1827. [wfo-0000660675]
synonym Melocactus depressus Hook. in Bot. Mag. 65: t. 3691. 1838. [wfo-0001288763]
homotypic Cactus depressus (Hook.) Borg Cacti: 279. 1937. [wfo-0000577783]
homotypic Melocactus melocactoides var. depressus (Hook.) Rizzini Melocactus Bras.: 82. 1982. [wfo-0001289717]
homotypic Melocactus melocactoides f. depressus (Hook.) Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001289718]
synonym Melocactus gardenerianus Booth ex C.F.Först. Handb. Cacteenk.: 277. 1846. [wfo-0000375414]
synonym Melocactus goniodacanthus Lem. Cact. Aliq. Nov.: 11. 1838. [wfo-0000375391]
synonym Melocactus melocactoides (Hoffmanns.) DC. Prodr. 3: 461. 1828. [wfo-0001289714]
basionym Cactus melocactoides Hoffmanns. in Verz. Pfl.-Kult. Nachtr. 3: 24. 1826. [wfo-0000577990]
synonym Melocactus melocactoides f. capensis Rizzini Melocactus Bras.: 83. 1982. [wfo-0001432491]
synonym Melocactus melocactoides f. civitatis Rizzini Melocactus Bras.: 81–83. 1982. [wfo-0001289715]
synonym Melocactus melocactoides var. depressus (Hook.) Rizzini Melocactus Bras.: 82. 1982. [wfo-0001289717]
basionym Melocactus depressus Hook. in Bot. Mag. 65: t. 3691. 1838. [wfo-0001288763]
homotypic Cactus depressus (Hook.) Borg Cacti: 279. 1937. [wfo-0000577783]
homotypic Melocactus melocactoides f. depressus (Hook.) Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001289718]
synonym Melocactus melocactoides f. depressus (Hook.) Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001289718]
basionym Melocactus depressus Hook. in Bot. Mag. 65: t. 3691. 1838. [wfo-0001288763]
homotypic Cactus depressus (Hook.) Borg Cacti: 279. 1937. [wfo-0000577783]
homotypic Melocactus melocactoides var. depressus (Hook.) Rizzini Melocactus Bras.: 82. 1982. [wfo-0001289717]
synonym Melocactus melocactoides f. exsanguis Rizzini Melocactus Bras.: 83–84, f. 52, 54. 1982. [wfo-0001289716]
synonym Melocactus melocactoides var. itaipuassuensis Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001289719]
synonym Melocactus melocactoides var. natalensis Rizzini Melocactus Bras.: 82, 84. 1982. [wfo-0001432494]
synonym Melocactus melocactoides f. perspinosus Rizzini Melocactus Bras.: 82. 1982. [wfo-0001432492]
synonym Melocactus melocactoides f. sanctaritae Rizzini Melocactus Bras.: 83. 1982. [wfo-0001432493]
synonym Melocactus melocactoides var. violaceus (Pfeiff.) Rizzini Melocactus Bras.: 81, 83. 1982. [wfo-0001289720]
basionym Melocactus violaceus Pfeiff. in Allg. Gartenzeitung 3: 313. 1835. [wfo-0000375270]
synonym Melocactus parthonii Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 190. 1841. [wfo-0000375430]
M. violaceus subsp. margaritaceus N.P.Taylor in Bradleya 9: 57. 1991. [wfo-0001289794]
synonym Melocactus ellemeetii Miq. in Ned. Kruidk. Arch. 4: 336. 1958. [wfo-0000375375]
synonym Melocactus margaritaceus Rizzini Melocactus Bras.: 76. 1982. [wfo-0000375489]
synonym Melocactus margaritaceus var. disciformis Rizzini Melocactus Bras.: 78. 1982. [wfo-0001432485]
synonym Melocactus margaritaceus var. salvadorianus Rizzini Melocactus Bras.: 78. 1982. [wfo-0001432486]
synonym Melocactus pentacentrus Lem. Cact. Gen. Sp. Nov.: 108. 1839. [wfo-0001289725]
M. violaceus subsp. ritteri N.P.Taylor in Bradleya 9: 57. 1991. [wfo-0001289722]
synonym Melocactus macrodiscus var. minor F.Ritter Kakteen Südamerika 1: 133. 1979. [wfo-0001289723]
M. violaceus subsp. violaceus [wfo-0001289721]
M. zehntneri (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 111. 1923. [wfo-0000375220]
basionym Cactus zehntneri Britton & Rose Cactaceae 3: 236, f. 248. 1922. [wfo-0000578338]
synonym Cactus zehntneri Britton & Rose Cactaceae 3: 236, f. 248. 1922. [wfo-0000578338]
homotypic Melocactus zehntneri (Britton & Rose) Luetzelb. Estud. Bot. Nordéste 3: 111. 1923. [wfo-0000375220]
synonym Melocactus arcuatispinus Brederoo & Eerkens in Succulenta (Netherlands) 62(5): 97. 1983. [wfo-0001289704]
homotypic Melocactus zehntneri subsp. arcuatispinus (Brederoo & Eerkens) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432539]
synonym Melocactus canescens F.Ritter Kakteen Südamerika 1: 134. 1979. [wfo-0001289700]
homotypic Melocactus zehntneri subsp. canescens (F.Ritter) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289702]
synonym Melocactus canescens var. montealtoi F.Ritter Kakteen Südamerika 1: 134. 1979. [wfo-0001289701]
synonym Melocactus curvicornis Buining & Brederoo in Kakteen And. Sukk. 23: 33. 1972. [wfo-0001289696]
homotypic Melocactus zehntneri var. curvicornis (Buining & Brederoo) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289697]
synonym Melocactus douradaensis Hovens & W.Strecker Succulenta (Netherlands) 63(1): 3 (1984) [wfo-0001289705]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Delanoy in Cactus & Co. 8: 262. 2004. [wfo-0001432537]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432538]
homotypic Melocactus zehntneri subsp. douradaensis (Hovens & Strecker) P.J.Braun & Heimen in Kakteen And. Sukk. 71(4): 110. 2020. [wfo-0001432540]
synonym Melocactus giganteus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 227. 1973. [wfo-0001289698]
synonym Melocactus helvolilanatus Buining & Brederoo in Succulenta (Netherlands) 55: 261. 1976. [wfo-0001289699]
synonym Melocactus helvolilanthus Buining & Brederoo [wfo-0000378392]
synonym Melocactus macrodiscus Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 47. 1932. [wfo-0001289695]
synonym Melocactus saxicola L.Diers & E.Esteves Pereira in Kakteen And. Sukk. 35: 196. 1984. [wfo-0001432528]
synonym Melocactus saxicola Diers & Esteves in Kakteen And. Sukk. 35(9): 200. 1984. [wfo-0001289706]
synonym Melocactus zehntneri var. ananas Rizzini Melocactus Bras.: 64. 1982. [wfo-0001432541]
synonym Melocactus zehntneri subsp. arcuatispinus (Brederoo & Eerkens) P.J.Braun & Esteves in Schumannia 3: 188. 2002. [wfo-0001432539]
basionym Melocactus arcuatispinus Brederoo & Eerkens in Succulenta (Netherlands) 62(5): 97. 1983. [wfo-0001289704]
synonym Melocactus zehntneri subsp. canescens (F.Ritter) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289702]
basionym Melocactus canescens F.Ritter Kakteen Südamerika 1: 134. 1979. [wfo-0001289700]
synonym Melocactus zehntneri var. curvicornis (Buining & Brederoo) P.J.Braun in Bradleya 6: 98. 1988. [wfo-0001289697]
basionym Melocactus curvicornis Buining & Brederoo in Kakteen And. Sukk. 23: 33. 1972. [wfo-0001289696]
synonym Melocactus zehntneri f. douradaensis (Hovens & Strecker) Delanoy in Cactus & Co. 8: 262. 2004. [wfo-0001432537]
basionym Melocactus douradaensis Hovens & W.Strecker Succulenta (Netherlands) 63(1): 3 (1984) [wfo-0001289705]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432538]
homotypic Melocactus zehntneri subsp. douradaensis (Hovens & Strecker) P.J.Braun & Heimen in Kakteen And. Sukk. 71(4): 110. 2020. [wfo-0001432540]
synonym Melocactus zehntneri f. douradaensis (Hovens & Strecker) Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432538]
basionym Melocactus douradaensis Hovens & W.Strecker Succulenta (Netherlands) 63(1): 3 (1984) [wfo-0001289705]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Delanoy in Cactus & Co. 8: 262. 2004. [wfo-0001432537]
homotypic Melocactus zehntneri subsp. douradaensis (Hovens & Strecker) P.J.Braun & Heimen in Kakteen And. Sukk. 71(4): 110. 2020. [wfo-0001432540]
synonym Melocactus zehntneri subsp. douradaensis (Hovens & Strecker) P.J.Braun & Heimen in Kakteen And. Sukk. 71(4): 110. 2020. [wfo-0001432540]
basionym Melocactus douradaensis Hovens & W.Strecker Succulenta (Netherlands) 63(1): 3 (1984) [wfo-0001289705]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Delanoy in Cactus & Co. 8: 262. 2004. [wfo-0001432537]
homotypic Melocactus zehntneri f. douradaensis (Hovens & Strecker) Guiggi in Cactology 5 (Suppl. 8): 3. 2020. [wfo-0001432538]
synonym Melocactus zehntneri var. viridis F.Ritter Kakteen Südamerika 1: 132. 1979. [wfo-0001289703]
M. zehntneri subsp. adpressispinus N.P.Taylor Bradleya 2025(43): 114. 2025 [wfo-1200114756]
M. zehntneri subsp. zehntneri [wfo-1200114757]

Melocactus: Unplaced Names

valid Melocactus atrovirens C.F.Först. Handb. Cacteenk.: 279. 1846. [wfo-0000369368]
deprecated Melocactus borhidii Mészáros [wfo-0001254883]
unknown Melocactus broadwayi (Britton & Rose) Houghton [wfo-1200098352]
valid Melocactus calderanus Eerkens in Succulenta (Netherlands) 83: 166. 2004. [wfo-0000369361]
valid Melocactus columna-trajani Pfeiff. Enum. Diagn. Cact.: 46. 1837. [wfo-0000369395]
valid Melocactus curvispinus subsp. guitarti (León) Lodé Cact.-Advent. Int. [Almeria] 34(121): 90. 2022 [Oct 2022 publ. 11 Nov 2022] [epublished] [wfo-1200029834]
unknown Melocactus ernestii f. heimenii (P.J.Braun & Gonç.Brito) Guiggi Cactology 5(Suppl. 15): 3 2024 [wfo-1200096413]
valid Melocactus excavatus G.Don Hort. Brit.: 282. 1839. [wfo-0000375377]
valid Melocactus harlowii subsp. acunae (León) Guiggi Cactology 5(Suppl. 14): 2 2023 [wfo-1200027253]
valid Melocactus harlowii subsp. radoczii (Z.Mészáros) Guiggi Cactology 5(Suppl. 14): 2 2023 [wfo-1200027254]
valid Melocactus hookeri Lawr. in Gard. Mag. (London) 17: 319. 1841. [wfo-0000375358]
valid Melocactus hookerianus Forbes ex C.F.Först. Handb. Cacteenk.: 279. 1846. [wfo-0000375353]
valid Melocactus hystrix Parm. ex Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 138. 1841. [wfo-0000375361]
valid Melocactus lasyacanthus Sprenger in Gartenflora 41: 248. 1892. [wfo-0000375455]
valid Melocactus lemairei subsp. pygmaeus (Hoxey, Gdaniec & Ackerman) Guiggi Cactology 5(Suppl. 14): 2 2023 [wfo-1200027255]
valid Melocactus leopoldii De Smet ex T.Moore & Mast. in Gard. Chron., n.s., 5: 603. 1876. [wfo-0000375460]
unknown Melocactus montevidensis F.Cels Ann. Fl. Pomone 8: 39 1840 [wfo-1000055919]
valid Melocactus monvillianus Miq. in Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 18(Suppl. 1): 133. 1841. [wfo-0000375423]
valid Melocactus ocampo Ser. Fl. Jard. 2: 291 1847 [wfo-1000057598]
valid Melocactus octogonus J.Forbes Hort. Tour Germ.: 151. 1837. [wfo-0000375419]
unknown Melocactus pedernalensis subsp. caloxanthus (Hoxey, Gdaniec & Cinea) Guiggi [wfo-1200116864]
valid Melocactus praerupticola subsp. pygmaeus (Hoxey, Gdaniec & Ackerman) Areces Haseltonia 30(1): 64 2023 [wfo-1200068871]
valid Melocactus pseudoviolaceus Guiggi Cactology 5(Suppl. 16): 3 (2025) [wfo-1000083320]
valid Melocactus pygmaeus Hoxey, Gdaniec & Ackerman Caribbean J. Sci. 52(2): 210. 2022 [21 Oct 2022] [wfo-1000043542]
valid Melocactus viridis Lawr. in Gard. Mag. (London) 17: 319. 1841. [wfo-0000375272]
Micranthocereus Backeb. in Blätt. Kakteenf. 1938(6): 22. 1938. [wfo-4000024036]
synonym Austrocephalocereus Backeb. Cactaceae (Berlin) 1937(2): Blatt 21 [wfo-4000003717]
M. albicephalus (Buining & Brederoo) F.Ritter Kakteen Südamerika 1: 108. 1979. [wfo-0001289767]
basionym Austrocephalocereus albicephalus Buining & Brederoo in Kakteen And. Sukk. 24(4): 73–75. 1973. [wfo-0000557317]
homotypic Coleocephalocereus albicephalus (Buining & Brederoo) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614634]
synonym Austrocephalocereus albicephalus Buining & Brederoo in Kakteen And. Sukk. 24(4): 73–75. 1973. [wfo-0000557317]
homotypic Coleocephalocereus albicephalus (Buining & Brederoo) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614634]
homotypic Micranthocereus albicephalus (Buining & Brederoo) F.Ritter Kakteen Südamerika 1: 108. 1979. [wfo-0001289767]
synonym Coleocephalocereus albicephalus (Buining & Brederoo) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614634]
basionym Austrocephalocereus albicephalus Buining & Brederoo in Kakteen And. Sukk. 24(4): 73–75. 1973. [wfo-0000557317]
homotypic Micranthocereus albicephalus (Buining & Brederoo) F.Ritter Kakteen Südamerika 1: 108. 1979. [wfo-0001289767]
synonym Micranthocereus monteazulensis F.Ritter Kakteen Südamerika 1: 105. 1979. [wfo-0000375236]
M. alvinii (M.Machado & Hofacker) N.P.Taylor & M.Lowry Bradleya 41: 131 2023 [wfo-1000050719]
synonym Micranthocereus flaviflorus subsp. alvinii (M.Machado & Hofacker) Lodé in Cact.-Avent. Int. 102: 30. 2014. [wfo-0001432543]
basionym Micranthocereus polyanthus subsp. alvinii M.Machado & Hofacker in Kakteen And. Sukk. 55(5): 127–133. 2004. [wfo-0001432546]
synonym Micranthocereus polyanthus subsp. alvinii M.Machado & Hofacker in Kakteen And. Sukk. 55(5): 127–133. 2004. [wfo-0001432546]
homotypic Micranthocereus flaviflorus subsp. alvinii (M.Machado & Hofacker) Lodé in Cact.-Avent. Int. 102: 30. 2014. [wfo-0001432543]
M. aureispinus F.Ritter Kakteen Südamerika 1: 107. 1979. [wfo-0000375217]
synonym Micranthocereus oliveirae P.J.Braun in Kakteen And. Sukk. 66: 314. 2015. [wfo-0001432545]
M. auri-azureus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 45: 120, f. 1–5. 1973. [wfo-0000375218]
M. flaviflorus Buining & Brederoo in Kakteen And. Sukk. 25(2): 25–27. 1974. [wfo-0001289768]
synonym Micranthocereus densiflorus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 46: 113. 1974. [wfo-0001289770]
homotypic Micranthocereus flaviflorus subsp. densiflorus (Buining & Brederoo) P.J.Braun & Esteves in Succulentes (France) 74(3): 132. 1995. [wfo-0001261680]
synonym Micranthocereus flaviflorus subsp. densiflorus (Buining & Brederoo) P.J.Braun & Esteves in Succulentes (France) 74(3): 132. 1995. [wfo-0001261680]
basionym Micranthocereus densiflorus Buining & Brederoo in Cact. Succ. J. (Los Angeles) 46: 113. 1974. [wfo-0001289770]
synonym Micranthocereus flaviflorus var. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Succulentes (France) 74(3): 132. 1995. [wfo-0001261681]
basionym Micranthocereus uilianus Brederoo & C.A.L.Bercht in Succulenta (Netherlands) 63(8): 178. 1984. [wfo-0001261682]
homotypic Micranthocereus flaviflorus subsp. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Kakteen And. Sukk. 59: 125. 2008. [wfo-0001432544]
synonym Micranthocereus flaviflorus subsp. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Kakteen And. Sukk. 59: 125. 2008. [wfo-0001432544]
basionym Micranthocereus uilianus Brederoo & C.A.L.Bercht in Succulenta (Netherlands) 63(8): 178. 1984. [wfo-0001261682]
homotypic Micranthocereus flaviflorus var. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Succulentes (France) 74(3): 132. 1995. [wfo-0001261681]
synonym Micranthocereus uilianus Brederoo & C.A.L.Bercht in Succulenta (Netherlands) 63(8): 178. 1984. [wfo-0001261682]
homotypic Micranthocereus flaviflorus var. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Succulentes (France) 74(3): 132. 1995. [wfo-0001261681]
homotypic Micranthocereus flaviflorus subsp. uilianus (Brederoo & C.A.L.Bercht) P.J.Braun & Esteves in Kakteen And. Sukk. 59: 125. 2008. [wfo-0001432544]
M. hofackerianus (P.J.Braun & Esteves) M.Machado in Kakteen And. Sukk. 57(10): 272. 2006. [wfo-0000507642]
basionym Arrojadoa multiflora subsp. hofackeriana P.J.Braun & Esteves in Kakteen And. Sukk. 53: 75. 2002. [wfo-0000549694]
homotypic Arrojadoa hofackeriana (P.J.Braun & Esteves) P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 79: 259. 2007. [wfo-0000508421]
synonym Arrojadoa hofackeriana (P.J.Braun & Esteves) P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 79: 259. 2007. [wfo-0000508421]
basionym Arrojadoa multiflora subsp. hofackeriana P.J.Braun & Esteves in Kakteen And. Sukk. 53: 75. 2002. [wfo-0000549694]
homotypic Micranthocereus hofackerianus (P.J.Braun & Esteves) M.Machado in Kakteen And. Sukk. 57(10): 272. 2006. [wfo-0000507642]
synonym Arrojadoa multiflora subsp. hofackeriana P.J.Braun & Esteves in Kakteen And. Sukk. 53: 75. 2002. [wfo-0000549694]
homotypic Arrojadoa hofackeriana (P.J.Braun & Esteves) P.J.Braun & Esteves in Cact. Succ. J. (Los Angeles) 79: 259. 2007. [wfo-0000508421]
homotypic Micranthocereus hofackerianus (P.J.Braun & Esteves) M.Machado in Kakteen And. Sukk. 57(10): 272. 2006. [wfo-0000507642]
M. polyanthus (Werderm.) Backeb. in Cactaceae (Berlin) 1941(2): 51. 1942. [wfo-0000375237]
basionym Cephalocereus polyanthus Werderm. Repert. Spec. Nov. Regni Veg.: 11. 1932. [wfo-0000594750]
homotypic Arrojadoa polyantha (Werderm.) D.R.Hunt in Bradleya 5: 92. 1987. [wfo-0000549698]
synonym Arrojadoa polyantha (Werderm.) D.R.Hunt in Bradleya 5: 92. 1987. [wfo-0000549698]
basionym Cephalocereus polyanthus Werderm. Repert. Spec. Nov. Regni Veg.: 11. 1932. [wfo-0000594750]
homotypic Micranthocereus polyanthus (Werderm.) Backeb. in Cactaceae (Berlin) 1941(2): 51. 1942. [wfo-0000375237]
synonym Cephalocereus polyanthus Werderm. Repert. Spec. Nov. Regni Veg.: 11. 1932. [wfo-0000594750]
homotypic Arrojadoa polyantha (Werderm.) D.R.Hunt in Bradleya 5: 92. 1987. [wfo-0000549698]
homotypic Micranthocereus polyanthus (Werderm.) Backeb. in Cactaceae (Berlin) 1941(2): 51. 1942. [wfo-0000375237]
synonym Micranthocereus polyanthus subsp. polyanthus [wfo-0001434896]
M. purpureus (Gürke) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0001289766]
basionym Cephalocereus purpureus Gürke in Monatsschr. Kakteenk. 18: 86. 1908. [wfo-0000594754]
homotypic Austrocephalocereus purpureus (Gürke) Backeb. in Cactaceae (Berlin) 1942(2): 53. 1942. [wfo-0000557324]
homotypic Cereus purpureus (Gürke) Luetzelb. in Estud. Bot. Nordéste 3: 111. 1926. [wfo-0000597570]
synonym Austrocephalocereus lehmannianus (Werderm.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 149. 1951. [wfo-0000557323]
basionym Cephalocereus lehmannianus Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 46. 1932. [wfo-0000594717]
homotypic Coleocephalocereus lehmannianus (Werderm.) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614662]
homotypic Micranthocereus lehmannianus (Werderm.) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0000375235]
synonym Austrocephalocereus purpureus (Gürke) Backeb. in Cactaceae (Berlin) 1942(2): 53. 1942. [wfo-0000557324]
basionym Cephalocereus purpureus Gürke in Monatsschr. Kakteenk. 18: 86. 1908. [wfo-0000594754]
homotypic Cereus purpureus (Gürke) Luetzelb. in Estud. Bot. Nordéste 3: 111. 1926. [wfo-0000597570]
homotypic Micranthocereus purpureus (Gürke) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0001289766]
synonym Cephalocereus lehmannianus Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 46. 1932. [wfo-0000594717]
homotypic Austrocephalocereus lehmannianus (Werderm.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 149. 1951. [wfo-0000557323]
homotypic Coleocephalocereus lehmannianus (Werderm.) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614662]
homotypic Micranthocereus lehmannianus (Werderm.) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0000375235]
synonym Cephalocereus purpureus Gürke in Monatsschr. Kakteenk. 18: 86. 1908. [wfo-0000594754]
homotypic Austrocephalocereus purpureus (Gürke) Backeb. in Cactaceae (Berlin) 1942(2): 53. 1942. [wfo-0000557324]
homotypic Cereus purpureus (Gürke) Luetzelb. in Estud. Bot. Nordéste 3: 111. 1926. [wfo-0000597570]
homotypic Micranthocereus purpureus (Gürke) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0001289766]
synonym Cereus purpureus (Gürke) Luetzelb. in Estud. Bot. Nordéste 3: 111. 1926. [wfo-0000597570]
basionym Cephalocereus purpureus Gürke in Monatsschr. Kakteenk. 18: 86. 1908. [wfo-0000594754]
homotypic Austrocephalocereus purpureus (Gürke) Backeb. in Cactaceae (Berlin) 1942(2): 53. 1942. [wfo-0000557324]
homotypic Micranthocereus purpureus (Gürke) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0001289766]
synonym Coleocephalocereus lehmannianus (Werderm.) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614662]
basionym Cephalocereus lehmannianus Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 46. 1932. [wfo-0000594717]
homotypic Austrocephalocereus lehmannianus (Werderm.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 149. 1951. [wfo-0000557323]
homotypic Micranthocereus lehmannianus (Werderm.) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0000375235]
synonym Micranthocereus haematocarpus F.Ritter Kakteen Südamerika 1: 105. 1979. [wfo-0000375234]
synonym Micranthocereus lehmannianus (Werderm.) F.Ritter in Kakteen And. Sukk. 19: 157. 1968. [wfo-0000375235]
basionym Cephalocereus lehmannianus Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C: t. 46. 1932. [wfo-0000594717]
homotypic Austrocephalocereus lehmannianus (Werderm.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 149. 1951. [wfo-0000557323]
homotypic Coleocephalocereus lehmannianus (Werderm.) F.H.Brandt in Kakteen Orch. Rundschau 1981(5): 124. 1981. [wfo-0000614662]
synonym Micranthocereus ruficeps F.Ritter Kakteen Südamerika 1: 106. 1979. [wfo-0000375238]
M. streckeri Van Heek & Van Criek. in Kakteen And. Sukk. 37(5): 105. 1986. [wfo-0000375232]
homotypic Austrocephalocereus streckeri (Van Heek & Van Criek.) Mottram in Cactician 5: 15. 2014. [wfo-0001430087]
synonym Austrocephalocereus streckeri (Van Heek & Van Criek.) Mottram in Cactician 5: 15. 2014. [wfo-0001430087]
basionym Micranthocereus streckeri Van Heek & Van Criek. in Kakteen And. Sukk. 37(5): 105. 1986. [wfo-0000375232]

Micranthocereus: Unplaced Names

unknown Micranthocereus flaviflorus subsp. flaviflorus [wfo-1200098196]
valid Micranthocereus goebelianus (Vaupel) Lodé Cact.-Advent. Int. [Almeria] 34(121): 89. 2022 [Oct 2022 publ. 11 Nov 2022] [epublished] [wfo-1000047260]
Micropilocereus P.V.Heath Calyx 1(3): 123 (1992) [wfo-4000042584]
Micropuntia Daston in Amer. Midl. Naturalist 36: 661. 1946. [wfo-4000024194]
synonym Grusonia subg. Micropuntia (Daston) Stuppy in Succ. Pl. Res. 6: 48. 2002. [wfo-3500004046]
M. pulchella (Engelm.) M.P.Griff. in Haseltonia 9: 91. 2003. [wfo-0000378334]
basionym Opuntia pulchella Engelm. in Trans. Acad. Sci. St. Louis 2(1): 201. 1863. [wfo-0001287141]
homotypic Corynopuntia pulchella (Engelm.) F.M.Knuth Kaktus-ABC: 115. 1936. [wfo-0000623160]
homotypic Grusonia pulchella (Engelm.) H.Rob. in Phytologia 26(3): 176. 1973. [wfo-0000710647]
synonym Corynopuntia pulchella (Engelm.) F.M.Knuth Kaktus-ABC: 115. 1936. [wfo-0000623160]
basionym Opuntia pulchella Engelm. in Trans. Acad. Sci. St. Louis 2(1): 201. 1863. [wfo-0001287141]
homotypic Grusonia pulchella (Engelm.) H.Rob. in Phytologia 26(3): 176. 1973. [wfo-0000710647]
homotypic Micropuntia pulchella (Engelm.) M.P.Griff. in Haseltonia 9: 91. 2003. [wfo-0000378334]
synonym Grusonia pulchella (Engelm.) H.Rob. in Phytologia 26(3): 176. 1973. [wfo-0000710647]
basionym Opuntia pulchella Engelm. in Trans. Acad. Sci. St. Louis 2(1): 201. 1863. [wfo-0001287141]
homotypic Corynopuntia pulchella (Engelm.) F.M.Knuth Kaktus-ABC: 115. 1936. [wfo-0000623160]
homotypic Micropuntia pulchella (Engelm.) M.P.Griff. in Haseltonia 9: 91. 2003. [wfo-0000378334]
synonym Micropuntia barkleyana Daston in Amer. Midl. Naturalist 36(3): 662, f. 2. 1947. [wfo-0001287063]
homotypic Opuntia barkleyana (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386524]
synonym Micropuntia brachyrhopalica Daston in Amer. Midl. Naturalist 36: 661, fig. 1. 1946. [wfo-0001287064]
homotypic Opuntia brachyrhopalica (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386481]
synonym Micropuntia gracilicylindrica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001288256]
homotypic Micropuntia pulchella subsp. gracilicylindrica (E.F.Wiegand & Backeb.) Hochstätter CactusWorld 31: 256. 2013. [wfo-0001432547]
homotypic Opuntia gracilicylindrica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000385841]
synonym Micropuntia pulchella subsp. gracilicylindrica (E.F.Wiegand & Backeb.) Hochstätter CactusWorld 31: 256. 2013. [wfo-0001432547]
basionym Micropuntia gracilicylindrica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001288256]
homotypic Opuntia gracilicylindrica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000385841]
synonym Micropuntia pygmaea E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001288257]
homotypic Opuntia pygmaea (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386024]
synonym Micropuntia spectatissima Daston in Amer. Midl. Naturalist 36(3): 662, f. 3. 1947. [wfo-0001287065]
homotypic Opuntia spectatissima (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386074]
synonym Micropuntia tuberculosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov. 1: 9. 1957. [wfo-0001432548]
homotypic Micropuntia tuberulosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001245558]
homotypic Opuntia tuberculosirhopalica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386041]
synonym Micropuntia tuberulosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001245558]
basionym Micropuntia tuberculosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov. 1: 9. 1957. [wfo-0001432548]
homotypic Opuntia tuberculosirhopalica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386041]
synonym Micropuntia wiegandii Backeb. Descr. Cact. Nov. 1: 9. 1957. [wfo-0001245559]
homotypic Opuntia wiegandii (Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000385900]
synonym Opuntia barkleyana (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386524]
basionym Micropuntia barkleyana Daston in Amer. Midl. Naturalist 36(3): 662, f. 2. 1947. [wfo-0001287063]
synonym Opuntia brachyrhopalica (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386481]
basionym Micropuntia brachyrhopalica Daston in Amer. Midl. Naturalist 36: 661, fig. 1. 1946. [wfo-0001287064]
synonym Opuntia gracilicylindrica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000385841]
basionym Micropuntia gracilicylindrica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001288256]
homotypic Micropuntia pulchella subsp. gracilicylindrica (E.F.Wiegand & Backeb.) Hochstätter CactusWorld 31: 256. 2013. [wfo-0001432547]
synonym Opuntia pulchella Engelm. in Trans. Acad. Sci. St. Louis 2(1): 201. 1863. [wfo-0001287141]
homotypic Corynopuntia pulchella (Engelm.) F.M.Knuth Kaktus-ABC: 115. 1936. [wfo-0000623160]
homotypic Grusonia pulchella (Engelm.) H.Rob. in Phytologia 26(3): 176. 1973. [wfo-0000710647]
homotypic Micropuntia pulchella (Engelm.) M.P.Griff. in Haseltonia 9: 91. 2003. [wfo-0000378334]
synonym Opuntia pygmaea (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386024]
basionym Micropuntia pygmaea E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001288257]
synonym Opuntia spectatissima (Daston) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386074]
basionym Micropuntia spectatissima Daston in Amer. Midl. Naturalist 36(3): 662, f. 3. 1947. [wfo-0001287065]
synonym Opuntia tuberculosirhopalica (E.F.Wiegand & Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000386041]
basionym Micropuntia tuberculosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov. 1: 9. 1957. [wfo-0001432548]
homotypic Micropuntia tuberulosirhopalica E.F.Wiegand & Backeb. Descr. Cact. Nov.: 9. 1957. [wfo-0001245558]
synonym Opuntia wiegandii (Backeb.) G.D.Rowley in Natl. Cact. Succ. J. 13: 5. 1958. [wfo-0000385900]
basionym Micropuntia wiegandii Backeb. Descr. Cact. Nov. 1: 9. 1957. [wfo-0001245559]
Microsocereus G.D.Rowley in Bradleya 12: 6. 1994. [wfo-4000042642]
Mila Britton & Rose Cactaceae 3: 211. 1922. [wfo-4000024284]
M. caespitosa Britton & Rose Cactaceae 3: 211–212, pl. 22, f. 2. 1922. [wfo-0001287469]
synonym Echinopsis maytana Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430826]
synonym Echinopsis rommyana Molinari in Succulentopi@ 13: 19. 2015. [wfo-0001430854]
synonym Mila albisetacea Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 238. 1958. [wfo-0001287536]
homotypic Mila caespitosa f. albisetacea (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288023]
synonym Mila alboareolata Akers in Fuaux Herb. Bull. 5: 2–3. 1953. [wfo-0001287526]
homotypic Mila caespitosa var. alboareolata (Akers) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288024]
synonym Mila breviseta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 233. 1958. [wfo-0001287530]
homotypic Mila caespitosa f. breviseta (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288025]
synonym Mila caespitosa f. albisetacea (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288023]
basionym Mila albisetacea Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 238. 1958. [wfo-0001287536]
synonym Mila caespitosa var. alboareolata (Akers) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288024]
basionym Mila alboareolata Akers in Fuaux Herb. Bull. 5: 2–3. 1953. [wfo-0001287526]
synonym Mila caespitosa f. breviseta (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288025]
basionym Mila breviseta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 233. 1958. [wfo-0001287530]
synonym Mila caespitosa f. cereoides (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288026]
basionym Mila cereoides Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0000375317]
homotypic Mila ceroides Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 235. 1958. [wfo-0001287532]
synonym Mila caespitosa var. densiseta (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288027]
basionym Mila densiseta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 239. 1958. [wfo-0001287537]
homotypic Mila caespitosa subsp. densiseta (Rauh & Backeb.) Ostolaza in Brit. Cact. Succ. J. 20: 39. 2002. [wfo-0001432551]
synonym Mila caespitosa subsp. densiseta (Rauh & Backeb.) Ostolaza in Brit. Cact. Succ. J. 20: 39. 2002. [wfo-0001432551]
basionym Mila densiseta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 239. 1958. [wfo-0001287537]
homotypic Mila caespitosa var. densiseta (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288027]
synonym Mila caespitosa f. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3: 61. 1978. [wfo-0001432550]
basionym Mila fortalezensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 234. 1958. [wfo-0001287531]
homotypic Mila caespitosa var. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288028]
homotypic Mila caespitosa subsp. fortalezensis (Rauh & Backeb.) Ostolaza Cactus Perú: 372. 2014. [wfo-0001432552]
synonym Mila caespitosa subsp. fortalezensis (Rauh & Backeb.) Ostolaza Cactus Perú: 372. 2014. [wfo-0001432552]
basionym Mila fortalezensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 234. 1958. [wfo-0001287531]
homotypic Mila caespitosa var. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288028]
homotypic Mila caespitosa f. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3: 61. 1978. [wfo-0001432550]
synonym Mila caespitosa var. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288028]
basionym Mila fortalezensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 234. 1958. [wfo-0001287531]
homotypic Mila caespitosa f. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3: 61. 1978. [wfo-0001432550]
homotypic Mila caespitosa subsp. fortalezensis (Rauh & Backeb.) Ostolaza Cactus Perú: 372. 2014. [wfo-0001432552]
synonym Mila caespitosa f. kubeana (Werderm. & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288029]
basionym Mila kubeana Werderm. & Backeb. Neue Kakteen: 83. 1931. [wfo-0001287527]
synonym Mila caespitosa f. lurinensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288030]
basionym Mila lurinensis Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287538]
synonym Mila caespitosa subsp. nealaena (Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288031]
basionym Mila nealeana Backeb. in Blätt. Kakteenf. 1934(1): 2. 1934. [wfo-0001287528]
homotypic Mila caespitosa subsp. nealeana (Backeb.) Donald in Ashingtonia 2: 62. 1978. [wfo-0001432553]
synonym Mila caespitosa subsp. nealeana (Backeb.) Donald in Ashingtonia 2: 62. 1978. [wfo-0001432553]
basionym Mila nealeana Backeb. in Blätt. Kakteenf. 1934(1): 2. 1934. [wfo-0001287528]
homotypic Mila caespitosa subsp. nealaena (Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288031]
synonym Mila caespitosa f. sublanata (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288033]
basionym Mila sublanata Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287533]
synonym Mila cereoides Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0000375317]
homotypic Mila caespitosa f. cereoides (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288026]
homotypic Mila ceroides Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 235. 1958. [wfo-0001287532]
synonym Mila ceroides Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 235. 1958. [wfo-0001287532]
basionym Mila cereoides Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0000375317]
homotypic Mila caespitosa f. cereoides (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288026]
synonym Mila densiseta Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 239. 1958. [wfo-0001287537]
homotypic Mila caespitosa var. densiseta (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288027]
homotypic Mila caespitosa subsp. densiseta (Rauh & Backeb.) Ostolaza in Brit. Cact. Succ. J. 20: 39. 2002. [wfo-0001432551]
synonym Mila fortalezensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 234. 1958. [wfo-0001287531]
homotypic Mila caespitosa var. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288028]
homotypic Mila caespitosa f. fortalezensis (Rauh & Backeb.) Donald in Ashingtonia 3: 61. 1978. [wfo-0001432550]
homotypic Mila caespitosa subsp. fortalezensis (Rauh & Backeb.) Ostolaza Cactus Perú: 372. 2014. [wfo-0001432552]
synonym Mila kubeana Werderm. & Backeb. Neue Kakteen: 83. 1931. [wfo-0001287527]
homotypic Mila caespitosa f. kubeana (Werderm. & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288029]
synonym Mila kubei Backeb. in Möller's Deutsche Gärtn.-Zeitung 46: 187. 1931. [wfo-0000375312]
synonym Mila lurinensis Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287538]
homotypic Mila caespitosa f. lurinensis (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288030]
synonym Mila nealeana Backeb. in Blätt. Kakteenf. 1934(1): 2. 1934. [wfo-0001287528]
homotypic Mila caespitosa subsp. nealaena (Backeb.) Donald in Ashingtonia 3(3–4): 62. 1978. [wfo-0001288031]
homotypic Mila caespitosa subsp. nealeana (Backeb.) Donald in Ashingtonia 2: 62. 1978. [wfo-0001432553]
synonym Mila nealeana f. senilis F.Ritter Kakteen Südamerika 4: 1341. 1981. [wfo-0001432555]
synonym Mila nealeana var. tenuior Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 232. 1958. [wfo-0001287529]
synonym Mila sublanata Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287533]
homotypic Mila caespitosa f. sublanata (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288033]
synonym Mila sublanata var. pallidior Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 236. 1958. [wfo-0001287534]
M. caespitosa subsp. caespitosa [wfo-0001434897]
M. caespitosa subsp. pugionifera (Rauh & Backeb.) D.R.Hunt in Cactaceae Syst. Init. 20: 21. 2005. [wfo-0001432554]
basionym Mila pugionifera Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287535]
homotypic Mila caespitosa var. pugionifera (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288032]
synonym Mila albisaetacens Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0000375229]
homotypic Mila caespitosa f. albisaetacens (Rauh & Backeb.) Donald in Ashingtonia 3: 62. 1978. [wfo-0001432549]
synonym Mila caespitosa f. albisaetacens (Rauh & Backeb.) Donald in Ashingtonia 3: 62. 1978. [wfo-0001432549]
basionym Mila albisaetacens Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0000375229]
synonym Mila caespitosa var. pugionifera (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288032]
basionym Mila pugionifera Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287535]
homotypic Mila caespitosa subsp. pugionifera (Rauh & Backeb.) D.R.Hunt in Cactaceae Syst. Init. 20: 21. 2005. [wfo-0001432554]
synonym Mila colorea F.Ritter Kakteen Südamerika 4: 1341. 1981. [wfo-0001287811]
synonym Mila pugionifera Rauh & Backeb. Descr. Cact. Nov. 1: 11. 1957. [wfo-0001287535]
homotypic Mila caespitosa var. pugionifera (Rauh & Backeb.) Donald in Ashingtonia 3(3–4): 61. 1978. [wfo-0001288032]
homotypic Mila caespitosa subsp. pugionifera (Rauh & Backeb.) D.R.Hunt in Cactaceae Syst. Init. 20: 21. 2005. [wfo-0001432554]
Miqueliopuntia Frič ex F.Ritter Kakteen Südamerika 3: 869. 1980. [wfo-4000024366]
M. miquelii (Monv.) F.Ritter Kakteen Südamerika 3: 869. 1980. [wfo-0001038954]
basionym Opuntia miquelii Monv. Hort. Universel 1: 218. 1839. [wfo-0001288635]
homotypic Austrocylindropuntia miquelii (Monv.) Backeb. in Cactaceae (Berlin) 1941(2): 13. 1942. [wfo-0000557346]
homotypic Cylindropuntia miquelii (Monv.) Backeb. Kaktus-ABC: 121. 1936. [wfo-0000632406]
synonym Austrocylindropuntia miquelii (Monv.) Backeb. in Cactaceae (Berlin) 1941(2): 13. 1942. [wfo-0000557346]
basionym Opuntia miquelii Monv. Hort. Universel 1: 218. 1839. [wfo-0001288635]
homotypic Cylindropuntia miquelii (Monv.) Backeb. Kaktus-ABC: 121. 1936. [wfo-0000632406]
homotypic Miqueliopuntia miquelii (Monv.) F.Ritter Kakteen Südamerika 3: 869. 1980. [wfo-0001038954]
synonym Austrocylindropuntia miquelii var. jilesii Backeb. Descr. Cact. Nov. 1: 6. 1957. [wfo-0000557347]
synonym Cylindropuntia miquelii (Monv.) Backeb. Kaktus-ABC: 121. 1936. [wfo-0000632406]
basionym Opuntia miquelii Monv. Hort. Universel 1: 218. 1839. [wfo-0001288635]
homotypic Austrocylindropuntia miquelii (Monv.) Backeb. in Cactaceae (Berlin) 1941(2): 13. 1942. [wfo-0000557346]
homotypic Miqueliopuntia miquelii (Monv.) F.Ritter Kakteen Südamerika 3: 869. 1980. [wfo-0001038954]
synonym Miqueliopuntia miquelii f. flava P.V.Heath in Calyx 6: 41. 1999. [wfo-0001432556]
synonym Opuntia geissei Phil. in Anales Univ. Chile 85: 492. 1894. [wfo-0000385769]
synonym Opuntia miquelii Monv. Hort. Universel 1: 218. 1839. [wfo-0001288635]
homotypic Austrocylindropuntia miquelii (Monv.) Backeb. in Cactaceae (Berlin) 1941(2): 13. 1942. [wfo-0000557346]
homotypic Cylindropuntia miquelii (Monv.) Backeb. Kaktus-ABC: 121. 1936. [wfo-0000632406]
homotypic Miqueliopuntia miquelii (Monv.) F.Ritter Kakteen Südamerika 3: 869. 1980. [wfo-0001038954]
synonym Opuntia pulverulenta Pfeiff. in Allg. Gartenzeitung 8(51): 407. 1840. [wfo-0001288300]
synonym Opuntia rosiflora K.Schum. Gesamtbeschr. Kakt.: 686. 1897–1899. [wfo-0000385975]
Mitrocereus Backeb. Cactaceae (Berlin) 1941, pt. 2: 77 (1942) [wfo-4000024446]
synonym Backebergia Bravo Anales Inst. Biol. Univ. Nac. México 24: 230 (1954) [wfo-4000003851]
synonym Cephalocereus subg. Mitrocereus Backeb. in Blätt. Kakteenf. 1938(6): 17. 1938. [wfo-3500004018]
M. militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
basionym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
homotypic Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
homotypic Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
homotypic Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
synonym Backebergia chrysomallus (Lem.) Bravo in Anales Inst. Biol. Univ. Nac. México 24: 231. 1954. [wfo-0000558198]
basionym Pilocereus chrysomallus Lem. Fl. Serres Jard. Eur. 3: t. 242. 1847. [wfo-0000397884]
homotypic Cephalocereus chrysomallus (Lem.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 182. 1894. [wfo-0000594684]
homotypic Cereus chrysomallus (Lem.) Hemsley in Biol. Centr. Am. Bot. 1: 541. 1880. [wfo-0000596939]
homotypic Mitrocereus chrysomallus (Lem.) Backeb. in Jahrb. Deutsch. Kakteen-Ges. 1941: 48. 1942. [wfo-0000375313]
homotypic Pachycereus chrysomallus (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 421. 1909. [wfo-0000398266]
synonym Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
basionym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
homotypic Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
homotypic Mitrocereus militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
homotypic Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
synonym Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
basionym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
homotypic Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
homotypic Mitrocereus militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
homotypic Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
synonym Cephalocereus chrysomallus (Lem.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 182. 1894. [wfo-0000594684]
basionym Pilocereus chrysomallus Lem. Fl. Serres Jard. Eur. 3: t. 242. 1847. [wfo-0000397884]
homotypic Backebergia chrysomallus (Lem.) Bravo in Anales Inst. Biol. Univ. Nac. México 24: 231. 1954. [wfo-0000558198]
homotypic Cereus chrysomallus (Lem.) Hemsley in Biol. Centr. Am. Bot. 1: 541. 1880. [wfo-0000596939]
homotypic Mitrocereus chrysomallus (Lem.) Backeb. in Jahrb. Deutsch. Kakteen-Ges. 1941: 48. 1942. [wfo-0000375313]
homotypic Pachycereus chrysomallus (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 421. 1909. [wfo-0000398266]
synonym Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
basionym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
homotypic Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
homotypic Mitrocereus militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
homotypic Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
synonym Cereus chrysomallus (Lem.) Hemsley in Biol. Centr. Am. Bot. 1: 541. 1880. [wfo-0000596939]
basionym Pilocereus chrysomallus Lem. Fl. Serres Jard. Eur. 3: t. 242. 1847. [wfo-0000397884]
homotypic Backebergia chrysomallus (Lem.) Bravo in Anales Inst. Biol. Univ. Nac. México 24: 231. 1954. [wfo-0000558198]
homotypic Cephalocereus chrysomallus (Lem.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 182. 1894. [wfo-0000594684]
homotypic Mitrocereus chrysomallus (Lem.) Backeb. in Jahrb. Deutsch. Kakteen-Ges. 1941: 48. 1942. [wfo-0000375313]
homotypic Pachycereus chrysomallus (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 421. 1909. [wfo-0000398266]
synonym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
homotypic Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
homotypic Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
homotypic Mitrocereus militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
homotypic Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
synonym Mitrocereus chrysomallus (Lem.) Bravo ex Buxb. in Bot. Stud. 12: 54. 1961. [wfo-0001289446]
synonym Mitrocereus chrysomallus (Lem.) Backeb. in Jahrb. Deutsch. Kakteen-Ges. 1941: 48. 1942. [wfo-0000375313]
basionym Pilocereus chrysomallus Lem. Fl. Serres Jard. Eur. 3: t. 242. 1847. [wfo-0000397884]
homotypic Backebergia chrysomallus (Lem.) Bravo in Anales Inst. Biol. Univ. Nac. México 24: 231. 1954. [wfo-0000558198]
homotypic Cephalocereus chrysomallus (Lem.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 182. 1894. [wfo-0000594684]
homotypic Cereus chrysomallus (Lem.) Hemsley in Biol. Centr. Am. Bot. 1: 541. 1880. [wfo-0000596939]
homotypic Pachycereus chrysomallus (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 421. 1909. [wfo-0000398266]
synonym Pachycereus militaris (Audot) P.V.Heath in Calyx 2(3): 108. 1992. [wfo-0001255993]
synonym Pachycereus militaris (Audot) D.R.Hunt in Bradleya 5: 93. 1987. [wfo-0000398342]
basionym Cereus militaris Audot in Rev. Hort. (Paris) 4: 307. 1845. [wfo-0000597366]
homotypic Backebergia militaris (Audot) Bravo ex Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 45: 174. 1973. [wfo-0000558199]
homotypic Backebergia militaris (Audot) Bravo in Cact. Suc. Mex. 6(4): 90. 1961. [wfo-0001430200]
homotypic Cephalocereus militaris (Audot) H.E.Moore in Baileya 19(4): 165. 1975. [wfo-0000594729]
homotypic Mitrocereus militaris (Audot) Bravo in Bot. Stud. 12: 54. 1961. [wfo-0000375327]
synonym Pilocereus chrysomallus Lem. Fl. Serres Jard. Eur. 3: t. 242. 1847. [wfo-0000397884]
homotypic Backebergia chrysomallus (Lem.) Bravo in Anales Inst. Biol. Univ. Nac. México 24: 231. 1954. [wfo-0000558198]
homotypic Cephalocereus chrysomallus (Lem.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 182. 1894. [wfo-0000594684]
homotypic Cereus chrysomallus (Lem.) Hemsley in Biol. Centr. Am. Bot. 1: 541. 1880. [wfo-0000596939]
homotypic Mitrocereus chrysomallus (Lem.) Backeb. in Jahrb. Deutsch. Kakteen-Ges. 1941: 48. 1942. [wfo-0000375313]
homotypic Pachycereus chrysomallus (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 421. 1909. [wfo-0000398266]
synonym Pilocereus militaris Salm-Dyck Cact. Hort. Dyck.: 40. 1845. [wfo-0000397727]
Morangaya G.D.Rowley Ashingtonia 1(4): 43 (-45) (1974) [wfo-4000024827]
M. pensilis (K.Brandegee) G.D.Rowley in Ashingtonia 1(4): 44. 1974. [wfo-0001289977]
basionym Cereus pensilis K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597478]
homotypic Echinocereus pensilis (K.Brandegee) J.A.Purpus in Monatsschr. Kakteenk. 18: 5. 1908. [wfo-0000661416]
synonym Cereus pensilis K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597478]
homotypic Echinocereus pensilis (K.Brandegee) J.A.Purpus in Monatsschr. Kakteenk. 18: 5. 1908. [wfo-0000661416]
homotypic Morangaya pensilis (K.Brandegee) G.D.Rowley in Ashingtonia 1(4): 44. 1974. [wfo-0001289977]
synonym Echinocereus pensilis (K.Brandegee) J.A.Purpus in Monatsschr. Kakteenk. 18: 5. 1908. [wfo-0000661416]
basionym Cereus pensilis K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597478]
homotypic Morangaya pensilis (K.Brandegee) G.D.Rowley in Ashingtonia 1(4): 44. 1974. [wfo-0001289977]
Mottramara P.V.Heath Calyx 1(3): 103 (1992) [wfo-4000042697]
Myrtgerocactus Moran in Cact. Succ. J. (Los Angeles) 34: 186. 1962. [wfo-4000025210]
M. lindsayi Moran in Cact. Succ. J. (Los Angeles) 34: 186. 1962. [wfo-0000375292]
Myrtigymnocalycium Mottram in Cactician 4: 218. 2016. [wfo-4000042676]
Myrtillenocereus G.D.Rowley Natl. Cact. Succ. J. 37: 78 (1982) [wfo-4000042575]
Myrtillocactus Console in Boll. Reale Orto Bot. Giardino Colon. Palermo 1: 10. 1897. [wfo-4000025211]
synonym Myrtillocereus Frič & Kreuz. in: Kreuzinger, K. G., Verzeichnis Amer. Sukk. Rev. Syst. Kakteen: 11. 1935. [wfo-4000025212]
M. cochal (Orcutt) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427. 1909. [wfo-0001287217]
basionym Cereus cochal Orcutt in W. Amer. Sci. 6(43): 29. 1889. [wfo-0000596959]
homotypic Cereus geometrizans var. cochal (Orcutt) K.Brandegee in Zoë 5: 4. 1900. [wfo-0000597129]
homotypic Myrtillocactus geometrizans var. cochal (Orcutt) W.T.Marshall [wfo-0001278760]
synonym Cereus cochal Orcutt in W. Amer. Sci. 6(43): 29. 1889. [wfo-0000596959]
homotypic Cereus geometrizans var. cochal (Orcutt) K.Brandegee in Zoë 5: 4. 1900. [wfo-0000597129]
homotypic Myrtillocactus cochal (Orcutt) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427. 1909. [wfo-0001287217]
homotypic Myrtillocactus geometrizans var. cochal (Orcutt) W.T.Marshall [wfo-0001278760]
synonym Cereus geometrizans var. cochal (Orcutt) K.Brandegee in Zoë 5: 4. 1900. [wfo-0000597129]
basionym Cereus cochal Orcutt in W. Amer. Sci. 6(43): 29. 1889. [wfo-0000596959]
homotypic Myrtillocactus cochal (Orcutt) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427. 1909. [wfo-0001287217]
homotypic Myrtillocactus geometrizans var. cochal (Orcutt) W.T.Marshall [wfo-0001278760]
synonym Myrtillocactus geometrizans var. cochal (Orcutt) W.T.Marshall [wfo-0001278760]
basionym Cereus cochal Orcutt in W. Amer. Sci. 6(43): 29. 1889. [wfo-0000596959]
homotypic Cereus geometrizans var. cochal (Orcutt) K.Brandegee in Zoë 5: 4. 1900. [wfo-0000597129]
homotypic Myrtillocactus cochal (Orcutt) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427. 1909. [wfo-0001287217]
M. eichlamii Britton & Rose Cactaceae 2: 180–181, f. 256. 1920. [wfo-0001287066]
M. geometrizans (Mart. ex Pfeiff.) Console in Boll. Reale Orto Bot. Giardino Colon. Palermo 1: 10. 1897. [wfo-0001287034]
basionym Cereus geometrizans Mart. ex Pfeiff. Enum. Diagn. Cact.: 90. 1837. [wfo-0000597128]
synonym Cereus aquicaulensis Pfeiff. Enum. Diagn. Cact.: 90. 1837. [wfo-0000596775]
synonym Cereus arrigens Monv. ex Labour. Monogr. Cactaceae: 367. 1853. [wfo-0001288138]
synonym Cereus garambello Haage ex C.F.Först. Handb. Cacteenk.: 433. 1846. [wfo-0000597123]
synonym Cereus geometrizans Mart. ex Pfeiff. Enum. Diagn. Cact.: 90. 1837. [wfo-0000597128]
homotypic Myrtillocactus geometrizans (Mart. ex Pfeiff.) Console in Boll. Reale Orto Bot. Giardino Colon. Palermo 1: 10. 1897. [wfo-0001287034]
synonym Cereus geometrizans var. pugionifer (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0001430343]
basionym Cereus pugionifer Lem. Cact. Aliq. Nov.: 30. 1838. [wfo-0000597566]
homotypic Cereus geometrizans var. pugioniferus (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0000738863]
homotypic Myrtillocactus geometrizans var. pugionifera (Lem.) Console in Boll. Reale Orto Bot. Palermo 1: 10. 1897. [wfo-0001432572]
synonym Cereus geometrizans var. pugioniferus (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0000738863]
basionym Cereus pugionifer Lem. Cact. Aliq. Nov.: 30. 1838. [wfo-0000597566]
homotypic Cereus geometrizans var. pugionifer (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0001430343]
homotypic Myrtillocactus geometrizans var. pugionifera (Lem.) Console in Boll. Reale Orto Bot. Palermo 1: 10. 1897. [wfo-0001432572]
synonym Cereus geometrizans var. quadrangularispinus Lem. ex Labour. Monogr. Cact.: 367. 1853. [wfo-0001430344]
synonym Cereus gladiator Otto & A.Dietr. in Allg. Gartenzeitung 6: 34. 1838. [wfo-0000597136]
synonym Cereus gladiator var. geometrizans Monv. in Cat.: . 1846. [wfo-0001430345]
synonym Cereus pugionifer Lem. Cact. Aliq. Nov.: 30. 1838. [wfo-0000597566]
homotypic Cereus geometrizans var. pugionifer (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0001430343]
homotypic Cereus geometrizans var. pugioniferus (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0000738863]
homotypic Myrtillocactus geometrizans var. pugionifera (Lem.) Console in Boll. Reale Orto Bot. Palermo 1: 10. 1897. [wfo-0001432572]
synonym Cereus pugionifer var. quadrangulispinus Lem. ex C.F.Först. Handb. Cacteenk.: 395. 1846. [wfo-0001430427]
synonym Myrtillocactus geometrizans f. cristatus P.V.Heath in Calyx 2: 105. 1992. [wfo-0001432570]
synonym Myrtillocactus geometrizans var. grandiareolatus (Bravo) Backeb. Cactaceae 4: 3267. 1960. [wfo-0001288081]
basionym Myrtillocactus grandiareolatus Bravo in Anales Inst. Biol. Univ. Nac. México 3: 15. 1932. [wfo-0001288080]
synonym Myrtillocactus geometrizans f. hintonii W.A.Fitz Maur. in Cact. Suc. Mex. 34: 89. 1989. [wfo-0001432571]
synonym Myrtillocactus geometrizans var. pugionifera (Lem.) Console in Boll. Reale Orto Bot. Palermo 1: 10. 1897. [wfo-0001432572]
basionym Cereus pugionifer Lem. Cact. Aliq. Nov.: 30. 1838. [wfo-0000597566]
homotypic Cereus geometrizans var. pugionifer (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0001430343]
homotypic Cereus geometrizans var. pugioniferus (Lem.) Salm-Dyck Cact. Hort. Dyck.: 48. 1850. [wfo-0000738863]
synonym Myrtillocactus grandiareolatus Bravo in Anales Inst. Biol. Univ. Nac. México 3: 15. 1932. [wfo-0001288080]
homotypic Myrtillocactus geometrizans var. grandiareolatus (Bravo) Backeb. Cactaceae 4: 3267. 1960. [wfo-0001288081]
synonym Myrtillocactus hertrichii Houghton in J. Cact. Succ. Soc. Amer. 1: 136. 1930. [wfo-0000375300]
synonym Myrtillocactus pugionifer A.Berger Kakteen: 160. 1929. [wfo-0000375294]
synonym Myrtillocereus geometrizans Frič & Kreuz. in: Kreuzinger, K. G., Verzeichnis Amer. Sukk. Rev. Syst. Kakteen: 11. 1935. [wfo-0001289430]
synonym Myrtillocereus geometrizans var. pugionifer (K.Schum.) Frič & Kreuz. in: Kreuzinger, K. G., Verzeichnis Amer. Sukk. Rev. Syst. Kakteen: 11. 1935. [wfo-0001289431]
M. schenckii (J.A.Purpus) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427, t. 73. 1909. [wfo-0001288079]
basionym Cereus schenckii J.A.Purpus in Monatsschr. Kakteenk. 19: 38. 1909. [wfo-0000597646]
synonym Cereus schenckii J.A.Purpus in Monatsschr. Kakteenk. 19: 38. 1909. [wfo-0000597646]
homotypic Myrtillocactus schenckii (J.A.Purpus) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427, t. 73. 1909. [wfo-0001288079]
synonym Myrtillocactus schenckii f. cristatus P.V.Heath in Calyx 2: 105. 1992. [wfo-0001432573]

Myrtillocactus: Unplaced Names

unknown Myrtillocactus sect. Escontria (Rose) P.V.Heath [wfo-1000076693]
unknown Myrtillocactus sect. Polaskia (Backeb.) P.V.Heath Calyx 2(3): 105 (1992) [wfo-1000078782]
Myrtocereus Mottram Contrib. New Classific. Cact. Fam. 59 (1990) [wfo-4000042545]
Neoraimondia Britton & Rose Cactaceae (Britton & Rose) 2: 181 (1920) [wfo-4000025819]
synonym Neocardenasia Backeb. in Blätt. Sukkulentenk. 1: 2. 1949. [wfo-4000025638]
N. arequipensis (Meyen) Backeb. in Blätt. Kakteenf. 1937(9): 1. 1937. [wfo-0001287542]
basionym Cereus arequipensis Meyen Reise Erde 2: 41. 1834. [wfo-0000596783]
synonym Cereus arequipensis Meyen Reise Erde 2: 41. 1834. [wfo-0000596783]
homotypic Neoraimondia arequipensis (Meyen) Backeb. in Blätt. Kakteenf. 1937(9): 1. 1937. [wfo-0001287542]
synonym Cereus macrostibas (K.Schum.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 69. 1905. [wfo-0000597324]
basionym Pilocereus macrostibas K.Schum. in Monatsschr. Kakteenk. 13: 168. 1903. [wfo-0001287444]
homotypic Neoraimondia macrostibas (K.Schum.) Britton & Rose Cactaceae 2: 182. 1920. [wfo-0001287443]
synonym Cereus macrostibas var. roseiflorus Werderm. & Backeb. [wfo-0001288036]
synonym Espostoa gigantea Backeb. in Möller's Deutsche Gärtn.-Zeitung 46: 206. 1931. [wfo-0000680859]
synonym Neoraimondia arequipensis var. aticensis (Rauh & Backeb.) Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 263. 1958. [wfo-0001287545]
basionym Neoraimondia aticensis Rauh & Backeb. Descr. Cact. Nov. 1: 13. 1957. [wfo-0001288035]
synonym Neoraimondia arequipensis var. rhodantha Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 261. 1958. [wfo-0001287543]
synonym Neoraimondia arequipensis var. riomajensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 262. 1958. [wfo-0001287544]
synonym Neoraimondia arequipensis subsp. roseiflora (Werderm. & Backeb.) Ostolaza in Cactaceae Consensus Init. 6: 9. 1998. [wfo-0001432840]
synonym Neoraimondia aticensis Rauh & Backeb. Descr. Cact. Nov. 1: 13. 1957. [wfo-0001288035]
homotypic Neoraimondia arequipensis var. aticensis (Rauh & Backeb.) Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 263. 1958. [wfo-0001287545]
synonym Neoraimondia gigantea (Backeb.) Backeb. Stachlige Wildnis 125 (1942) [wfo-0001287540]
synonym Neoraimondia gigantea var. saniensis Rauh & Backeb. in Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl.: 260. 1958. [wfo-0001287541]
synonym Neoraimondia macrostibas (K.Schum.) Britton & Rose Cactaceae 2: 182. 1920. [wfo-0001287443]
basionym Pilocereus macrostibas K.Schum. in Monatsschr. Kakteenk. 13: 168. 1903. [wfo-0001287444]
homotypic Cereus macrostibas (K.Schum.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 69. 1905. [wfo-0000597324]
synonym Neoraimondia macrostibas var. gigantea Backeb. Kaktus-ABC: 176, 411. 1936. [wfo-0001289252]
synonym Neoraimondia macrostibas var. roseiflora (Werderm. & Backeb.) Backeb. Kaktus-ABC: 176. 1936. [wfo-0001288037]
synonym Neoraimondia peruviana F.Ritter Kakteen Südamerika 4: 1267. 1981. [wfo-0001287766]
basionym Cactus peruvianus L. Sp. Pl.: 467. 1753. [wfo-0000578094]
homotypic Cereus peruvianus (L.) Mill. Gard. Dict.: Cereus 4. 1768. [wfo-0000597493]
homotypic Piptanthocereus peruvianus (L.) Riccob. in Boll. Reale Orto Bot. Palermo 8: 232. 1909. [wfo-0000398178]
synonym Neoraimondia roseiflora Backeb. in Cact. Succ. J. (Los Angeles) 3: 131. 1932. [wfo-0001287915]
synonym Pilocereus macrostibas K.Schum. in Monatsschr. Kakteenk. 13: 168. 1903. [wfo-0001287444]
homotypic Cereus macrostibas (K.Schum.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 69. 1905. [wfo-0000597324]
homotypic Neoraimondia macrostibas (K.Schum.) Britton & Rose Cactaceae 2: 182. 1920. [wfo-0001287443]
N. herzogiana (Backeb.) Buxb. & Krainz Städtische Sukkulentensammlung Zürich, Katalog: 89. 1967. [wfo-0001289528]
basionym Neocardenasia herzogiana Backeb. in Blätt. Sukkulentenk. 1: 2. 1949. [wfo-0001289527]
synonym Neocardenasia herzogiana Backeb. in Blätt. Sukkulentenk. 1: 2. 1949. [wfo-0001289527]
homotypic Neoraimondia herzogiana (Backeb.) Buxb. & Krainz Städtische Sukkulentensammlung Zürich, Katalog: 89. 1967. [wfo-0001289528]
Neowerdermannia Frič in Kaktusář 1: 85. 1930. [wfo-4000025890]
N. chilensis Backeb. in Cact. Succ. J. (Los Angeles) 8: 73. 1936. [wfo-0001287292]
homotypic Sulcorebutia chilensis (Backeb.) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439462]
homotypic Weingartia chilensis (Backeb.) Backeb. Descr. Cact. Nov. 3: 15. 1963. [wfo-0001287970]
synonym Neowerdermannia chilensis subsp. peruviana (F.Ritter) Ostolaza in Cactaceae Consensus Init. 6: 9. 1998. [wfo-0001432841]
basionym Neowerdermannia peruviana F.Ritter Kakteen Südamerika 4: 1338. 1981. [wfo-0001287810]
synonym Neowerdermannia peruviana F.Ritter Kakteen Südamerika 4: 1338. 1981. [wfo-0001287810]
homotypic Neowerdermannia chilensis subsp. peruviana (F.Ritter) Ostolaza in Cactaceae Consensus Init. 6: 9. 1998. [wfo-0001432841]
synonym Sulcorebutia chilensis (Backeb.) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439462]
basionym Neowerdermannia chilensis Backeb. in Cact. Succ. J. (Los Angeles) 8: 73. 1936. [wfo-0001287292]
homotypic Weingartia chilensis (Backeb.) Backeb. Descr. Cact. Nov. 3: 15. 1963. [wfo-0001287970]
synonym Weingartia chilensis (Backeb.) Backeb. Descr. Cact. Nov. 3: 15. 1963. [wfo-0001287970]
basionym Neowerdermannia chilensis Backeb. in Cact. Succ. J. (Los Angeles) 8: 73. 1936. [wfo-0001287292]
homotypic Sulcorebutia chilensis (Backeb.) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439462]
N. vorwerkii Frič in Kaktusář 11: 85. 1930. [wfo-0001245806]
homotypic Coryphantha vorwerkii (Frič) Halda & Malina in Acta Mus. Richnov., Sect. Nat. 12(1): 8. 2005. [wfo-0000623438]
homotypic Gymnocalycium vorwerkii (Frič) Hutchison in Natl. Cact. Succ. J. 14: 38. 1959. [wfo-0000712715]
homotypic Sulcorebutia vorwerkii (Frič) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439297]
homotypic Weingartia vorwerkii (Frič) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001284019]
synonym Coryphantha vorwerkii (Frič) Halda & Malina in Acta Mus. Richnov., Sect. Nat. 12(1): 8. 2005. [wfo-0000623438]
basionym Neowerdermannia vorwerkii Frič in Kaktusář 11: 85. 1930. [wfo-0001245806]
homotypic Gymnocalycium vorwerkii (Frič) Hutchison in Natl. Cact. Succ. J. 14: 38. 1959. [wfo-0000712715]
homotypic Sulcorebutia vorwerkii (Frič) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439297]
homotypic Weingartia vorwerkii (Frič) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001284019]
synonym Gymnocalycium vorwerkii (Frič) Hutchison in Natl. Cact. Succ. J. 14: 38. 1959. [wfo-0000712715]
basionym Neowerdermannia vorwerkii Frič in Kaktusář 11: 85. 1930. [wfo-0001245806]
homotypic Coryphantha vorwerkii (Frič) Halda & Malina in Acta Mus. Richnov., Sect. Nat. 12(1): 8. 2005. [wfo-0000623438]
homotypic Sulcorebutia vorwerkii (Frič) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439297]
homotypic Weingartia vorwerkii (Frič) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001284019]
synonym Neowerdermannia vorwerkii var. erectispina Hoffm. & Backeb. in: Backeberg, C., Cactaceae 3: 1796. 1959. [wfo-0001432843]
homotypic Weingartia vorwerkii var. erectispina (Hoffm. & Backeb.) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001434650]
synonym Neowerdermannia vorwerkii f. gielsdorfiana (Backeb.) Krainz Kakteen 40-41: CVI f.. 1969. [wfo-0001432842]
synonym Neowerdermannia vorwerkii var. gielsdorfiana Backeb. in Cact. Succ. J. (Los Angeles) 23: 86. 1951. [wfo-0001432844]
synonym Sulcorebutia vorwerkii (Frič) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439297]
basionym Neowerdermannia vorwerkii Frič in Kaktusář 11: 85. 1930. [wfo-0001245806]
homotypic Coryphantha vorwerkii (Frič) Halda & Malina in Acta Mus. Richnov., Sect. Nat. 12(1): 8. 2005. [wfo-0000623438]
homotypic Gymnocalycium vorwerkii (Frič) Hutchison in Natl. Cact. Succ. J. 14: 38. 1959. [wfo-0000712715]
homotypic Weingartia vorwerkii (Frič) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001284019]
synonym Weingartia vorwerkii (Frič) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001284019]
basionym Neowerdermannia vorwerkii Frič in Kaktusář 11: 85. 1930. [wfo-0001245806]
homotypic Coryphantha vorwerkii (Frič) Halda & Malina in Acta Mus. Richnov., Sect. Nat. 12(1): 8. 2005. [wfo-0000623438]
homotypic Gymnocalycium vorwerkii (Frič) Hutchison in Natl. Cact. Succ. J. 14: 38. 1959. [wfo-0000712715]
homotypic Sulcorebutia vorwerkii (Frič) F.H.Brandt in Frankfurter Kakteenf. 3: 9. 1976. [wfo-0000439297]
synonym Weingartia vorwerkii var. erectispina (Hoffm. & Backeb.) Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001434650]
basionym Neowerdermannia vorwerkii var. erectispina Hoffm. & Backeb. in: Backeberg, C., Cactaceae 3: 1796. 1959. [wfo-0001432843]
synonym Weingartia vorwerkii var. gielsdorfiana Backeb. Descr. Cact. Nov. 3: 16. 1963. [wfo-0001434651]
Nogginsia M.H.J.van der Meer Cact. Phantast. 2019(4)-1: 4 (2019) [wfo-0001302974]
Nopalxalis Süpplie Succulenta (Netherlands) 67(6): 141 (1988) [wfo-4000042507]
Notolobivia P.V.Heath Calyx 1(3): 122 (1992) [wfo-4000042531]
Nyctocephalocereus Mottram Contrib. New Classific. Cact. Fam. 62 (1990) [wfo-4000042529]
Nyctocereus Britton & Rose Contr. U.S. Natl. Herb. 12: 423 (1909) [wfo-4000026412]
N. serpentinus (Lag. & Rodr.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 423. 1909. [wfo-0001288473]
basionym Cactus serpentinus Lag. & Rodr. in Anales Ci. Nat. 4: 261. 1801. [wfo-0000578224]
homotypic Cereus serpentinus (Lag. & Rodr.) DC. Prodr. 3: 467. 1828. [wfo-0000597668]
homotypic Echinocereus serpentinus (Lag. & Rodr.) Lem. Cactées: 57. 1868. [wfo-0000661531]
homotypic Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor in Bradleya 5: 93. 1987. [wfo-0001289948]
synonym Cactus ambiguus Bonpl. Descr. Pl. Malmaison: 90. 1813. [wfo-0000577657]
homotypic Cereus ambiguus (Bonpl.) DC. Prodr. 3: 467. 1828. [wfo-0000596761]
homotypic Nyctocereus serpentinus var. ambiguus (Bonpl.) Borg Cacti: 131. 1937. [wfo-0001433042]
synonym Cactus serpentinus Lag. & Rodr. in Anales Ci. Nat. 4: 261. 1801. [wfo-0000578224]
homotypic Cereus serpentinus (Lag. & Rodr.) DC. Prodr. 3: 467. 1828. [wfo-0000597668]
homotypic Echinocereus serpentinus (Lag. & Rodr.) Lem. Cactées: 57. 1868. [wfo-0000661531]
homotypic Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 423. 1909. [wfo-0001288473]
homotypic Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor in Bradleya 5: 93. 1987. [wfo-0001289948]
synonym Cereus ambiguus (Bonpl.) DC. Prodr. 3: 467. 1828. [wfo-0000596761]
basionym Cactus ambiguus Bonpl. Descr. Pl. Malmaison: 90. 1813. [wfo-0000577657]
homotypic Nyctocereus serpentinus var. ambiguus (Bonpl.) Borg Cacti: 131. 1937. [wfo-0001433042]
synonym Cereus kalbreyerianus Wercklé in Monatsschr. Kakteenk. 17: 38. 1907. [wfo-0000597254]
homotypic Nyctocereus kalbreyerianus (Werckle) Croizat in Caldasia 2: 347. 1944. [wfo-0001289117]
synonym Cereus serpentinus (Lag. & Rodr.) DC. Prodr. 3: 467. 1828. [wfo-0000597668]
basionym Cactus serpentinus Lag. & Rodr. in Anales Ci. Nat. 4: 261. 1801. [wfo-0000578224]
homotypic Echinocereus serpentinus (Lag. & Rodr.) Lem. Cactées: 57. 1868. [wfo-0000661531]
homotypic Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 423. 1909. [wfo-0001288473]
homotypic Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor in Bradleya 5: 93. 1987. [wfo-0001289948]
synonym Cereus serpentinus var. splendens Salm-Dyck ex Lem. Cact. Gen. Sp. Nov.: 79. 1839. [wfo-0001288345]
homotypic Echinocereus splendens (Salm-Dyck ex Lem.) Lem. Cactées: 57. 1868. [wfo-0000661534]
homotypic Nyctocereus serpentinus subsp. splendens (Salm-Dyck ex Lem.) Scheinvar in Schumannia 5: 141. 2008. [wfo-0001433041]
homotypic Nyctocereus serpentinus var. splendens (Salm-Dyck ex Lem.) Borg Cacti: 131. 1937. [wfo-0001433043]
synonym Cereus splendens Salm-Dyck Cact. Hort. Dyck.: 214. 1850. [wfo-0000597697]
synonym Echinocereus serpentinus (Lag. & Rodr.) Lem. Cactées: 57. 1868. [wfo-0000661531]
basionym Cactus serpentinus Lag. & Rodr. in Anales Ci. Nat. 4: 261. 1801. [wfo-0000578224]
homotypic Cereus serpentinus (Lag. & Rodr.) DC. Prodr. 3: 467. 1828. [wfo-0000597668]
homotypic Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 423. 1909. [wfo-0001288473]
homotypic Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor in Bradleya 5: 93. 1987. [wfo-0001289948]
synonym Echinocereus splendens (Salm-Dyck ex Lem.) Lem. Cactées: 57. 1868. [wfo-0000661534]
basionym Cereus serpentinus var. splendens Salm-Dyck ex Lem. Cact. Gen. Sp. Nov.: 79. 1839. [wfo-0001288345]
homotypic Nyctocereus serpentinus subsp. splendens (Salm-Dyck ex Lem.) Scheinvar in Schumannia 5: 141. 2008. [wfo-0001433041]
homotypic Nyctocereus serpentinus var. splendens (Salm-Dyck ex Lem.) Borg Cacti: 131. 1937. [wfo-0001433043]
synonym Nyctocereus castellanosii Scheinvar in Anales Inst. Biol. Univ. Nac. Autón. México, Bot. 47–53: 165. 1976–1982. [wfo-0001288472]
homotypic Peniocereus castellanosii (Scheinvar) Scheinvar Fl. Cactológ. Est. Querétaro: 178. 2004. [wfo-0001281956]
synonym Nyctocereus kalbreyerianus (Werckle) Croizat in Caldasia 2: 347. 1944. [wfo-0001289117]
basionym Cereus kalbreyerianus Wercklé in Monatsschr. Kakteenk. 17: 38. 1907. [wfo-0000597254]
synonym Nyctocereus serpentinus var. ambiguus (Bonpl.) Borg Cacti: 131. 1937. [wfo-0001433042]
basionym Cactus ambiguus Bonpl. Descr. Pl. Malmaison: 90. 1813. [wfo-0000577657]
homotypic Cereus ambiguus (Bonpl.) DC. Prodr. 3: 467. 1828. [wfo-0000596761]
synonym Nyctocereus serpentinus var. pietatis Bravo in Cact. Suc. Mex. 17(4): 116. 1972. [wfo-0001289922]
homotypic Peniocereus serpentinus subsp. pietatis (Bravo) Scheinvar Fl. Cactológ. Est. Querétaro: 177. 2004. [wfo-0001433622]
synonym Nyctocereus serpentinus subsp. splendens (Salm-Dyck ex Lem.) Scheinvar in Schumannia 5: 141. 2008. [wfo-0001433041]
basionym Cereus serpentinus var. splendens Salm-Dyck ex Lem. Cact. Gen. Sp. Nov.: 79. 1839. [wfo-0001288345]
homotypic Echinocereus splendens (Salm-Dyck ex Lem.) Lem. Cactées: 57. 1868. [wfo-0000661534]
homotypic Nyctocereus serpentinus var. splendens (Salm-Dyck ex Lem.) Borg Cacti: 131. 1937. [wfo-0001433043]
synonym Nyctocereus serpentinus var. splendens (Salm-Dyck ex Lem.) Borg Cacti: 131. 1937. [wfo-0001433043]
basionym Cereus serpentinus var. splendens Salm-Dyck ex Lem. Cact. Gen. Sp. Nov.: 79. 1839. [wfo-0001288345]
homotypic Echinocereus splendens (Salm-Dyck ex Lem.) Lem. Cactées: 57. 1868. [wfo-0000661534]
homotypic Nyctocereus serpentinus subsp. splendens (Salm-Dyck ex Lem.) Scheinvar in Schumannia 5: 141. 2008. [wfo-0001433041]
synonym Nyctocereus serpentinus var. strictior Borg Cacti: 131. 1937. [wfo-0001433044]
synonym Peniocereus castellanosii (Scheinvar) Scheinvar Fl. Cactológ. Est. Querétaro: 178. 2004. [wfo-0001281956]
basionym Nyctocereus castellanosii Scheinvar in Anales Inst. Biol. Univ. Nac. Autón. México, Bot. 47–53: 165. 1976–1982. [wfo-0001288472]
synonym Peniocereus serpentinus (Lag. & Rodr.) N.P.Taylor in Bradleya 5: 93. 1987. [wfo-0001289948]
basionym Cactus serpentinus Lag. & Rodr. in Anales Ci. Nat. 4: 261. 1801. [wfo-0000578224]
homotypic Cereus serpentinus (Lag. & Rodr.) DC. Prodr. 3: 467. 1828. [wfo-0000597668]
homotypic Echinocereus serpentinus (Lag. & Rodr.) Lem. Cactées: 57. 1868. [wfo-0000661531]
homotypic Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 423. 1909. [wfo-0001288473]
synonym Peniocereus serpentinus subsp. pietatis (Bravo) Scheinvar Fl. Cactológ. Est. Querétaro: 177. 2004. [wfo-0001433622]
basionym Nyctocereus serpentinus var. pietatis Bravo in Cact. Suc. Mex. 17(4): 116. 1972. [wfo-0001289922]
Obregonia Frič in Život v Přír. 29: 3. 1925. [wfo-4000026459]
O. denegrii Frič in Život v Přír. 29: 14. 1925. [wfo-0001288606]
homotypic Ariocarpus denegrii (Frič) W.T.Marshall in Cact. Succ. J. (Los Angeles) 18: 56. 1946. [wfo-0000547446]
homotypic Strombocactus denegrii (Frič) G.D.Rowley in Repert. Pl. Succ. 23: 9. 1974. [wfo-0000439398]
synonym Ariocarpus denegrii (Frič) W.T.Marshall in Cact. Succ. J. (Los Angeles) 18: 56. 1946. [wfo-0000547446]
basionym Obregonia denegrii Frič in Život v Přír. 29: 14. 1925. [wfo-0001288606]
homotypic Strombocactus denegrii (Frič) G.D.Rowley in Repert. Pl. Succ. 23: 9. 1974. [wfo-0000439398]
synonym Strombocactus denegrii (Frič) G.D.Rowley in Repert. Pl. Succ. 23: 9. 1974. [wfo-0000439398]
basionym Obregonia denegrii Frič in Život v Přír. 29: 14. 1925. [wfo-0001288606]
homotypic Ariocarpus denegrii (Frič) W.T.Marshall in Cact. Succ. J. (Los Angeles) 18: 56. 1946. [wfo-0000547446]
Opulea M.H.J.van der Meer Cact. Phantast. 2019(3)-3: 28 (2019) [wfo-0001302876]
O. acaulis (Ekman & Werderm.) Y.Encarn. & Majure Haseltonia 30(1): 90 2023 [wfo-1000062620]
basionym Opuntia acaulis Ekman & Werderm. in Repert. Spec. Nov. Regni Veg. 29: 230. 1931. [wfo-0000386663]
synonym Consolea acaulis (Ekman & Werderm.) F.M.Knuth Kaktus-ABC: 146. 1936. [wfo-0000619490]
synonym Opuntia acaulis Ekman & Werderm. in Repert. Spec. Nov. Regni Veg. 29: 230. 1931. [wfo-0000386663]
homotypic Opulea acaulis (Ekman & Werderm.) Y.Encarn. & Majure Haseltonia 30(1): 90 2023 [wfo-1000062620]
O. bahamana (Britton & Rose) M.H.J.van der Meer ? [wfo-0001302911]
synonym Consolea bahamana (Britton & Rose) A.Berger Entwicklungslin. Kakt.: 94. 1926. [wfo-0000619491]
basionym Opuntia bahamana Britton & Rose Cactaceae 1: 203. 1919. [wfo-0000386525]
synonym Opuntia bahamana Britton & Rose Cactaceae 1: 203. 1919. [wfo-0000386525]
homotypic Consolea bahamana (Britton & Rose) A.Berger Entwicklungslin. Kakt.: 94. 1926. [wfo-0000619491]
O. lucayana (Britton) M.H.J.van der Meer Cact. Phantast. 2019(3)-3: 28 (2019) [wfo-0001302891]
basionym Opuntia lucayana Britton in Bull. New York Bot. Gard. 4: 141. 1906. [wfo-0000385653]
synonym Opuntia darrahiana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 388. 1904. [wfo-0000386532]
synonym Opuntia lucayana Britton in Bull. New York Bot. Gard. 4: 141. 1906. [wfo-0000385653]
homotypic Opulea lucayana (Britton) M.H.J.van der Meer Cact. Phantast. 2019(3)-3: 28 (2019) [wfo-0001302891]
O. urbaniana (Werderm.) Y.Encarn. & Majure Haseltonia 30(1): 90 2023 [wfo-1000062621]
basionym Opuntia urbaniana Werderm. in Repert. Spec. Nov. Regni Veg. 29: 229. 1931. [wfo-0000385983]
homotypic Consolea urbaniana (Werderm.) F.M.Knuth Kaktus-ABC: 146. 1936. [wfo-0000619510]
synonym Consolea urbaniana (Werderm.) F.M.Knuth Kaktus-ABC: 146. 1936. [wfo-0000619510]
basionym Opuntia urbaniana Werderm. in Repert. Spec. Nov. Regni Veg. 29: 229. 1931. [wfo-0000385983]
homotypic Opulea urbaniana (Werderm.) Y.Encarn. & Majure Haseltonia 30(1): 90 2023 [wfo-1000062621]
synonym Opuntia urbaniana Werderm. in Repert. Spec. Nov. Regni Veg. 29: 229. 1931. [wfo-0000385983]
homotypic Consolea urbaniana (Werderm.) F.M.Knuth Kaktus-ABC: 146. 1936. [wfo-0000619510]
homotypic Opulea urbaniana (Werderm.) Y.Encarn. & Majure Haseltonia 30(1): 90 2023 [wfo-1000062621]
Opuntara M.H.J.van der Meer Cact. Phantast. 2018(1): 6 (2018) [wfo-0001302943]
Opuntia Mill. Gard. Dict. Abr.: 974. 1754. [wfo-4000027003]
synonym Cactodendron Bigelow ? [wfo-4000049119]
synonym Cactus unranked opuntia L. Sp. Pl.: 468. 1753. [wfo-3500004049]
synonym Chaffeyopuntia Frič & Schelle ex Kreuz. Verzeichnis Amer. Sukk. Rev. Syst. Kakteen: 42. 1935. [wfo-4000042512]
synonym Ficindica St.-Lag. in Ann. Soc. Bot. Lyon 7: 70. 1880. [wfo-4000042524]
synonym Nopal Thierry ex Rümpler Handb. Cacteenk.: 929. 1885. [wfo-4000026219]
synonym Nopalea Salm-Dyck Cact. Hort. Dyck.: 63-64, 233. 1850. [wfo-4000026220]
synonym Opuntia subg. Platopuntia Engelm. in Proc. Amer. Acad. Arts 3: 289-290. 1856. [wfo-3500004017]
synonym Phyllarthus Neck. ex M.Gómez Fl. Cuba: 119. 1914. [wfo-4000029397]
synonym Platyopuntia (Engelm.) Frič & Schelle ex Kreuz. Verzeichnis Amer. Sukk. Rev. Syst. Kakteen 42 (1935) [wfo-4000030136]
synonym Platyopuntia (Engelm.) F.Ritter Kakteen Südamerika 1: 31. 1979. [wfo-4000042645]
synonym Plutonopuntia P.V.Heath in Calyx 6(2): 41. 1999. [wfo-4000030432]
synonym Subulatopuntia Fric & Schelle Verzeichnis Amer. Sukk. Rev. Syst. Kakteen 10 (1935) [wfo-4000042550]
synonym Terecaulis Berge Buch der Welt: 91. 1842. [wfo-4000037790]
synonym Tunas Lunell in Amer. Midl. Naturalist 4: 479. 1916. [wfo-4000039576]
O. abjecta Small ex Britton & Rose Cactaceae 4: 257. 1923. [wfo-0001287361]
O. aciculata Griffiths in Proc. Biol. Soc. Washington 29(3): 10–11. 1916. [wfo-0000386662]
homotypic Opuntia engelmannii subsp. aciculata (Griffiths) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0000385795]
homotypic Opuntia engelmannii var. aciculata (Griffiths) D.Weniger Cacti S. W.: 178. 1969. [wfo-0000738983]
homotypic Opuntia engelmannii var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0001289626]
homotypic Opuntia lindheimeri var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000385633]
synonym Opuntia aciculata var. orbiculata Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433059]
synonym Opuntia engelmannii subsp. aciculata (Griffiths) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0000385795]
basionym Opuntia aciculata Griffiths in Proc. Biol. Soc. Washington 29(3): 10–11. 1916. [wfo-0000386662]
homotypic Opuntia engelmannii var. aciculata (Griffiths) D.Weniger Cacti S. W.: 178. 1969. [wfo-0000738983]
homotypic Opuntia engelmannii var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0001289626]
homotypic Opuntia lindheimeri var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000385633]
synonym Opuntia engelmannii var. aciculata (Griffiths) D.Weniger Cacti S. W.: 178. 1969. [wfo-0000738983]
basionym Opuntia aciculata Griffiths in Proc. Biol. Soc. Washington 29(3): 10–11. 1916. [wfo-0000386662]
homotypic Opuntia engelmannii subsp. aciculata (Griffiths) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0000385795]
homotypic Opuntia engelmannii var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0001289626]
homotypic Opuntia lindheimeri var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000385633]
synonym Opuntia engelmannii var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0001289626]
basionym Opuntia aciculata Griffiths in Proc. Biol. Soc. Washington 29(3): 10–11. 1916. [wfo-0000386662]
homotypic Opuntia engelmannii subsp. aciculata (Griffiths) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0000385795]
homotypic Opuntia engelmannii var. aciculata (Griffiths) D.Weniger Cacti S. W.: 178. 1969. [wfo-0000738983]
homotypic Opuntia lindheimeri var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000385633]
synonym Opuntia lindheimeri var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000385633]
basionym Opuntia aciculata Griffiths in Proc. Biol. Soc. Washington 29(3): 10–11. 1916. [wfo-0000386662]
homotypic Opuntia engelmannii subsp. aciculata (Griffiths) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0000385795]
homotypic Opuntia engelmannii var. aciculata (Griffiths) D.Weniger Cacti S. W.: 178. 1969. [wfo-0000738983]
homotypic Opuntia engelmannii var. aciculata (Griffiths) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0001289626]
O. aequatorialis Britton & Rose Cactaceae 1: 219–220, f. 287–289. 1919. [wfo-0001256445]
synonym Opuntia bakeri Madsen [wfo-0001256446]
synonym Opuntia bakeri Madsen Fl. Ecuador 35: 47. 1989. [wfo-0001289370]
O. anacantha Speg. in Bull. Mus. Hist. Nat. (Paris) 10: 391. 1904. [wfo-0001289326]
O. anacantha var. anacantha [wfo-0001434900]
synonym Opuntia canina Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 518. 1905. [wfo-0001289333]
synonym Opuntia roborensis Cárdenas in Cact. Succ. J. (Los Angeles) 42: 32. 1970. [wfo-0001252131]
synonym Opuntia vitelliniflora (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256666]
basionym Platyopuntia vitelliniflora F.Ritter Kakteen Südamerika 2: 498. 1980. [wfo-0001246856]
synonym Platyopuntia vitelliniflora F.Ritter Kakteen Südamerika 2: 498. 1980. [wfo-0001246856]
homotypic Opuntia vitelliniflora (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256666]
O. anacantha var. kiska-loro (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433064]
basionym Opuntia kiska-loro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001433219]
homotypic Opuntia kiskaloro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001251995]
homotypic Platyopuntia kiska-loro (Speg.) F.Ritter Kakteen Südamerika 2: 407. 1980. [wfo-0000398128]
synonym Opuntia kiska-loro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001433219]
homotypic Opuntia anacantha var. kiska-loro (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433064]
homotypic Opuntia kiskaloro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001251995]
homotypic Platyopuntia kiska-loro (Speg.) F.Ritter Kakteen Südamerika 2: 407. 1980. [wfo-0000398128]
synonym Opuntia kiskaloro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001251995]
basionym Opuntia kiska-loro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001433219]
homotypic Opuntia anacantha var. kiska-loro (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433064]
homotypic Platyopuntia kiska-loro (Speg.) F.Ritter Kakteen Südamerika 2: 407. 1980. [wfo-0000398128]
synonym Platyopuntia kiska-loro (Speg.) F.Ritter Kakteen Südamerika 2: 407. 1980. [wfo-0000398128]
basionym Opuntia kiska-loro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001433219]
homotypic Opuntia anacantha var. kiska-loro (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433064]
homotypic Opuntia kiskaloro Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001251995]
O. anacantha var. retrorsa (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433065]
basionym Opuntia retrorsa Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 571. 1905. [wfo-0001287950]
homotypic Platyopuntia retrorsa (Speg.) F.Ritter Kakteen Südamerika 2: 496. 1980. [wfo-0000398125]
synonym Opuntia fuscolineata Starm. & Mucher in Wulfenia 12: 60. 2005. [wfo-0000385737]
synonym Platyopuntia retrorsa (Speg.) F.Ritter Kakteen Südamerika 2: 496. 1980. [wfo-0000398125]
basionym Opuntia retrorsa Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 571. 1905. [wfo-0001287950]
homotypic Opuntia anacantha var. retrorsa (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433065]
O. anacantha var. utkilio (Speg.) R.Kiesling in Candollea 53(2): 476. 1998. [wfo-0001284029]
basionym Opuntia utkilio Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001284028]
synonym Opuntia platynoda Griffiths in Bull. Torrey Bot. Club 43: 526. 1916. [wfo-0000385685]
synonym Opuntia utkilio Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 516. 1905. [wfo-0001284028]
homotypic Opuntia anacantha var. utkilio (Speg.) R.Kiesling in Candollea 53(2): 476. 1998. [wfo-0001284029]
O. andersonii H.M.Hern., Gómez-Hin. & Bárcenas in Haseltonia 9: 62. 2003. [wfo-0000390531]
O. antillana Britton & Rose in Brooklyn Bot. Gard. Mem. 1: 73. 1918. [wfo-0001253103]
O. arechavaletae Speg. Anales Mus. Nac. Buenos Aires ser. 3, 4: 520 (1905) [wfo-0001433069]
homotypic Opuntia arechavaletai Speg. [wfo-0001289328]
homotypic Opuntia monacantha subsp. arechavaletae (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433278]
synonym Opuntia arechavaletai Speg. [wfo-0001289328]
basionym Opuntia arechavaletae Speg. Anales Mus. Nac. Buenos Aires ser. 3, 4: 520 (1905) [wfo-0001433069]
homotypic Opuntia monacantha subsp. arechavaletae (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433278]
synonym Opuntia monacantha subsp. arechavaletae (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433278]
basionym Opuntia arechavaletae Speg. Anales Mus. Nac. Buenos Aires ser. 3, 4: 520 (1905) [wfo-0001433069]
homotypic Opuntia arechavaletai Speg. [wfo-0001289328]
synonym Opuntia viridirubra (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256664]
basionym Platyopuntia viridirubra F.Ritter Kakteen Südamerika 1: 35. 1979. [wfo-0001256665]
synonym Platyopuntia viridirubra F.Ritter Kakteen Südamerika 1: 35. 1979. [wfo-0001256665]
homotypic Opuntia viridirubra (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256664]
O. arenaria Engelm. in Proc. Amer. Acad. Arts 3: 301. 1856. [wfo-0001287219]
homotypic Opuntia polyacantha var. arenaria (Engelm.) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001255077]
synonym Opuntia polyacantha var. arenaria (Engelm.) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001255077]
basionym Opuntia arenaria Engelm. in Proc. Amer. Acad. Arts 3: 301. 1856. [wfo-0001287219]
O. atrispina Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 172-173. 1910. [wfo-0001287418]
O. auberi Pfeiff. in Allg. Gartenzeitung 8(36): 282. 1840. [wfo-0001289917]
basionym Nopalea auberi (Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0001289918]
synonym Nopalea auberi (Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0001289918]
homotypic Opuntia auberi Pfeiff. in Allg. Gartenzeitung 8(36): 282. 1840. [wfo-0001289917]
synonym Nopalea escuintlensis Matuda in Cact. Suc. Mex. 1(3): 43–44. 1956. [wfo-0001289919]
O. aurantiaca Lindl. in Edwards's Bot. Reg. 19: pl. 1606. 1833. [wfo-0001287228]
synonym Austrocylindropuntia maldonadensis (Arechav.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 13. 1951. [wfo-0000557344]
basionym Opuntia maldonadensis Arechav. in Anales Mus. Nac. Montevideo 5: 286. 1905. [wfo-0001288634]
homotypic Cylindropuntia maldonadensis (Arechav.) Backeb. Kaktus-ABC: 122. 1936. [wfo-0000632403]
synonym Cactus aurantiaca Gillies ex Loudon Hort. Brit. Suppl. 2: 652. 1839. [wfo-0000577675]
synonym Cylindropuntia maldonadensis (Arechav.) Backeb. Kaktus-ABC: 122. 1936. [wfo-0000632403]
basionym Opuntia maldonadensis Arechav. in Anales Mus. Nac. Montevideo 5: 286. 1905. [wfo-0001288634]
homotypic Austrocylindropuntia maldonadensis (Arechav.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 13. 1951. [wfo-0000557344]
synonym Opuntia extensa Salm-Dyck ex Pfeiff. Enum. Diagn. Cact.: 147. 1837. [wfo-0000385793]
synonym Opuntia maldonadensis Arechav. in Anales Mus. Nac. Montevideo 5: 286. 1905. [wfo-0001288634]
homotypic Austrocylindropuntia maldonadensis (Arechav.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 13. 1951. [wfo-0000557344]
homotypic Cylindropuntia maldonadensis (Arechav.) Backeb. Kaktus-ABC: 122. 1936. [wfo-0000632403]
synonym Opuntia montevideensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 515. 1905. [wfo-0000386583]
O. aurea E.M.Baxter in Cact. Succ. J. (Los Angeles) 5(6): 489–490. 1933. [wfo-0001286990]
homotypic Opuntia basilaris var. aurea (E.M.Baxter) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001266530]
homotypic Opuntia erinacea var. aurea (E.M.Baxter) S.L.Welsh in Great Basin Naturalist 46(2): 255. 1986. [wfo-0001287211]
homotypic Opuntia lubrica var. aurea (E.M.Baxter) Backeb. Cactaceae 1: 585. 1958. [wfo-0001433245]
synonym Opuntia basilaris var. aurea (E.M.Baxter) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001266530]
basionym Opuntia aurea E.M.Baxter in Cact. Succ. J. (Los Angeles) 5(6): 489–490. 1933. [wfo-0001286990]
homotypic Opuntia erinacea var. aurea (E.M.Baxter) S.L.Welsh in Great Basin Naturalist 46(2): 255. 1986. [wfo-0001287211]
homotypic Opuntia lubrica var. aurea (E.M.Baxter) Backeb. Cactaceae 1: 585. 1958. [wfo-0001433245]
synonym Opuntia erinacea var. aurea (E.M.Baxter) S.L.Welsh in Great Basin Naturalist 46(2): 255. 1986. [wfo-0001287211]
basionym Opuntia aurea E.M.Baxter in Cact. Succ. J. (Los Angeles) 5(6): 489–490. 1933. [wfo-0001286990]
homotypic Opuntia basilaris var. aurea (E.M.Baxter) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001266530]
homotypic Opuntia lubrica var. aurea (E.M.Baxter) Backeb. Cactaceae 1: 585. 1958. [wfo-0001433245]
synonym Opuntia lubrica var. aurea (E.M.Baxter) Backeb. Cactaceae 1: 585. 1958. [wfo-0001433245]
basionym Opuntia aurea E.M.Baxter in Cact. Succ. J. (Los Angeles) 5(6): 489–490. 1933. [wfo-0001286990]
homotypic Opuntia basilaris var. aurea (E.M.Baxter) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001266530]
homotypic Opuntia erinacea var. aurea (E.M.Baxter) S.L.Welsh in Great Basin Naturalist 46(2): 255. 1986. [wfo-0001287211]
O. aureispina (S.Brack & K.D.Heil) Pinkava & B.D.Parfitt in J. Arizona-Nevada Acad. Sci. 33(2): 150. 2001. [wfo-0001254412]
basionym Opuntia macrocentra var. aureispina S.Brack & K.D.Heil in Cact. Succ. J. (Los Angeles) 60(1): 17. 1988. [wfo-0001288275]
homotypic Opuntia azurea var. aureispina (S.Brack & K.D.Heil) A.M.Powell & Weedin Cacti Trans-Pecos: 136. 2004. [wfo-0001433073]
synonym Opuntia azurea var. aureispina (S.Brack & K.D.Heil) A.M.Powell & Weedin Cacti Trans-Pecos: 136. 2004. [wfo-0001433073]
basionym Opuntia macrocentra var. aureispina S.Brack & K.D.Heil in Cact. Succ. J. (Los Angeles) 60(1): 17. 1988. [wfo-0001288275]
homotypic Opuntia aureispina (S.Brack & K.D.Heil) Pinkava & B.D.Parfitt in J. Arizona-Nevada Acad. Sci. 33(2): 150. 2001. [wfo-0001254412]
synonym Opuntia luteispina Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433246]
synonym Opuntia macrocentra var. aureispina S.Brack & K.D.Heil in Cact. Succ. J. (Los Angeles) 60(1): 17. 1988. [wfo-0001288275]
homotypic Opuntia aureispina (S.Brack & K.D.Heil) Pinkava & B.D.Parfitt in J. Arizona-Nevada Acad. Sci. 33(2): 150. 2001. [wfo-0001254412]
homotypic Opuntia azurea var. aureispina (S.Brack & K.D.Heil) A.M.Powell & Weedin Cacti Trans-Pecos: 136. 2004. [wfo-0001433073]
O. austrina Small in Fl. S.E. U.S.: 816, 1335. 1903. [wfo-0001287480]
homotypic Opuntia compressa var. austrina (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287428]
homotypic Opuntia humifusa var. austrina (Small) Dress in Baileya 19(4): 164. 1975. [wfo-0001287127]
synonym Opuntia ammophila Small in J. New York Bot. Gard. 20(230): 29–30, pl. 224. 1919. [wfo-0001287482]
homotypic Opuntia compressa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969. [wfo-0001433103]
homotypic Opuntia humifusa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 48(2): 59. 1976. [wfo-0001433207]
synonym Opuntia atrocapensis Small Man. S.E. Fl.: 905, 1506. 1933. [wfo-0001287475]
synonym Opuntia compressa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969. [wfo-0001433103]
basionym Opuntia ammophila Small in J. New York Bot. Gard. 20(230): 29–30, pl. 224. 1919. [wfo-0001287482]
homotypic Opuntia humifusa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 48(2): 59. 1976. [wfo-0001433207]
synonym Opuntia compressa var. austrina (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287428]
basionym Opuntia austrina Small in Fl. S.E. U.S.: 816, 1335. 1903. [wfo-0001287480]
homotypic Opuntia humifusa var. austrina (Small) Dress in Baileya 19(4): 164. 1975. [wfo-0001287127]
synonym Opuntia cumulicola Small Man. S.E. Fl.: 907, 1506. 1933. [wfo-0001287481]
synonym Opuntia humifusa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 48(2): 59. 1976. [wfo-0001433207]
basionym Opuntia ammophila Small in J. New York Bot. Gard. 20(230): 29–30, pl. 224. 1919. [wfo-0001287482]
homotypic Opuntia compressa var. ammophila (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969. [wfo-0001433103]
synonym Opuntia humifusa var. austrina (Small) Dress in Baileya 19(4): 164. 1975. [wfo-0001287127]
basionym Opuntia austrina Small in Fl. S.E. U.S.: 816, 1335. 1903. [wfo-0001287480]
homotypic Opuntia compressa var. austrina (Small) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287428]
synonym Opuntia nitens Small Man. S.E. Fl.: 906. 1933. [wfo-0001287479]
synonym Opuntia pisciformis Small ex Britton & Rose Cactaceae 4: 258–259, f. 236. 1923. [wfo-0001287138]
synonym Opuntia polycarpa Small Man. S.E. Fl.: 906, 1506. 1933. [wfo-0001287478]
synonym Opuntia spinalba Raf. in Atlantic J. 1: 147. 1832. [wfo-0000386072]
synonym Opuntia turgida Small ex Britton & Rose Cactaceae 4: 265. 1923. [wfo-0001287477]
O. azurea Rose in Contr. U.S. Natl. Herb. 12(7): 291, t. 24, f. 33. 1909. [wfo-0001289855]
homotypic Opuntia macrocentra subsp. azurea (Rose) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433250]
synonym Opuntia macrocentra subsp. azurea (Rose) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433250]
basionym Opuntia azurea Rose in Contr. U.S. Natl. Herb. 12(7): 291, t. 24, f. 33. 1909. [wfo-0001289855]
O. azurea var. azurea [wfo-0001434901]
O. azurea var. diplopurpurea A.M.Powell & Weedin Cacti Trans-Pecos: 130. 2004. [wfo-0001433074]
O. azurea var. discolor Weedin Cacti Trans-Pecos: 139. 2004. [wfo-0001433075]
O. azurea var. parva A.M.Powell & Weedin Cacti Trans-Pecos: 134. 2004. [wfo-0001433076]
O. basilaris Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 298–299. 1856. [wfo-0001286991]
synonym Opuntia basilaris var. albiflora (E.M.Baxter) W.T.Marshall & T.M.Bock Cactaceae: 65. 1941. [wfo-0001433081]
basionym Opuntia whitneyana var. albiflora E.M.Baxter Calif. Cactus: 39. 1935. [wfo-0001433394]
synonym Opuntia basilaris var. albiflora Walton in Cact. J. (London) 2: 163. 1899. [wfo-0001433082]
synonym Opuntia basilaris var. cordata Fobe in Monatsschr. Kakteenk. 16: 46. 1906. [wfo-0001433083]
synonym Opuntia basilaris var. humistrata (Griffiths) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001289690]
basionym Opuntia humistrata Griffiths in Bull. Torrey Bot. Club 43(2): 83–84. 1916. [wfo-0001289689]
homotypic Opuntia brachyclada subsp. humistrata (Griffiths) Wiggins & C.B.Wolf Ill. Fl. Pacific States 3: 148. 1951. [wfo-0001287332]
synonym Opuntia basilaris subsp. whitneyana (E.M.Baxter) Munz Aliso 4: 94. 1958. [wfo-0001433080]
basionym Opuntia whitneyana E.M.Baxter Calif. Cactus: 37. 1935. [wfo-0001287329]
homotypic Opuntia basilaris var. whitneyana (E.M.Baxter) W.T.Marshall & T.M.Bock Cactaceae: 65. 1941. [wfo-0001433085]
synonym Opuntia basilaris var. whitneyana (E.M.Baxter) W.T.Marshall & T.M.Bock Cactaceae: 65. 1941. [wfo-0001433085]
basionym Opuntia whitneyana E.M.Baxter Calif. Cactus: 37. 1935. [wfo-0001287329]
homotypic Opuntia basilaris subsp. whitneyana (E.M.Baxter) Munz Aliso 4: 94. 1958. [wfo-0001433080]
synonym Opuntia brachyclada subsp. humistrata (Griffiths) Wiggins & C.B.Wolf Ill. Fl. Pacific States 3: 148. 1951. [wfo-0001287332]
basionym Opuntia humistrata Griffiths in Bull. Torrey Bot. Club 43(2): 83–84. 1916. [wfo-0001289689]
homotypic Opuntia basilaris var. humistrata (Griffiths) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001289690]
synonym Opuntia humistrata Griffiths in Bull. Torrey Bot. Club 43(2): 83–84. 1916. [wfo-0001289689]
homotypic Opuntia basilaris var. humistrata (Griffiths) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 65. 1941. [wfo-0001289690]
homotypic Opuntia brachyclada subsp. humistrata (Griffiths) Wiggins & C.B.Wolf Ill. Fl. Pacific States 3: 148. 1951. [wfo-0001287332]
synonym Opuntia intricata Griffiths in Proc. Biol. Soc. Wash. 29: 10. 1916. [wfo-0000385832]
synonym Opuntia treleasei var. kernii Griffiths & Hare in Bull. New Mexico Agric. Exp. Sta. 60: 81. 1906. [wfo-0001433368]
synonym Opuntia whitneyana E.M.Baxter Calif. Cactus: 37. 1935. [wfo-0001287329]
homotypic Opuntia basilaris subsp. whitneyana (E.M.Baxter) Munz Aliso 4: 94. 1958. [wfo-0001433080]
homotypic Opuntia basilaris var. whitneyana (E.M.Baxter) W.T.Marshall & T.M.Bock Cactaceae: 65. 1941. [wfo-0001433085]
synonym Opuntia whitneyana var. albiflora E.M.Baxter Calif. Cactus: 39. 1935. [wfo-0001433394]
homotypic Opuntia basilaris var. albiflora (E.M.Baxter) W.T.Marshall & T.M.Bock Cactaceae: 65. 1941. [wfo-0001433081]
O. basilaris var. basilaris [wfo-0001287330]
synonym Opuntia basilaris var. ramosa Parish in Bull. Torrey Bot. Club 19(3): 92–93. 1892. [wfo-0001287328]
O. basilaris var. brachyclada (Griffiths) Munz Man. S. Calif. Bot.: 599. 1935. [wfo-0001287351]
basionym Opuntia brachyclada Griffiths in Proc. Biol. Soc. Wash. 27(6): 25. 1914. [wfo-0001287331]
homotypic Opuntia basilaris subsp. brachyclada (Griffiths) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433078]
synonym Opuntia basilaris subsp. brachyclada (Griffiths) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433078]
basionym Opuntia brachyclada Griffiths in Proc. Biol. Soc. Wash. 27(6): 25. 1914. [wfo-0001287331]
homotypic Opuntia basilaris var. brachyclada (Griffiths) Munz Man. S. Calif. Bot.: 599. 1935. [wfo-0001287351]
synonym Opuntia brachyclada Griffiths in Proc. Biol. Soc. Wash. 27(6): 25. 1914. [wfo-0001287331]
homotypic Opuntia basilaris var. brachyclada (Griffiths) Munz Man. S. Calif. Bot.: 599. 1935. [wfo-0001287351]
homotypic Opuntia basilaris subsp. brachyclada (Griffiths) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433078]
O. basilaris var. heilii S.L.Welsh & Neese in Great Basin Naturalist 43: 700. 1983. [wfo-0001433084]
O. basilaris var. longiareolata (Clover & Jotter) L.D.Benson Cacti Ariz.: 43. 1950. [wfo-0001263370]
synonym Opuntia longiareolata Clover & Jotter in Bull. Torrey Bot. Club 68(6): 418–419, f. 6. 1941. [wfo-0001256650]
O. basilaris var. treleasei (J.M.Coult.) J.M.Coult. ex Toumey in: Bailey, Cycl. Amer. Hort. 3: 1147. 1901. [wfo-0001287352]
basionym Opuntia treleasei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 434–435. 1896. [wfo-0001287327]
homotypic Opuntia basilaris subsp. treleasei (J.M.Coult.) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433079]
synonym Opuntia basilaris subsp. treleasei (J.M.Coult.) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433079]
basionym Opuntia treleasei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 434–435. 1896. [wfo-0001287327]
homotypic Opuntia basilaris var. treleasei (J.M.Coult.) J.M.Coult. ex Toumey in: Bailey, Cycl. Amer. Hort. 3: 1147. 1901. [wfo-0001287352]
synonym Opuntia treleasei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 434–435. 1896. [wfo-0001287327]
homotypic Opuntia basilaris var. treleasei (J.M.Coult.) J.M.Coult. ex Toumey in: Bailey, Cycl. Amer. Hort. 3: 1147. 1901. [wfo-0001287352]
homotypic Opuntia basilaris subsp. treleasei (J.M.Coult.) Guiggi in Succulentes 2008(1): 7. 2008. [wfo-0001433079]
O. boldinghii Britton & Rose Cactaceae 1: 155. 1919. [wfo-0000386513]
O. bonaerensis Speg. Contr. Fl. Tandil: 18. 1901. [wfo-0001289329]
homotypic Opuntia elata subsp. bonaerensis (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433137]
synonym Opuntia elata subsp. bonaerensis (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433137]
basionym Opuntia bonaerensis Speg. Contr. Fl. Tandil: 18. 1901. [wfo-0001289329]
O. bonplandii (Kunth) F.A.C.Weber Dict. Hort. [Bois] 2: 894 (1893) [wfo-0001289985]
synonym Cactus bonplandii Kunth Nov. Gen. Sp. (quarto ed.) 6: 69. 1823. [wfo-0000577700]
synonym Opuntia beckeriana K.Schum. Gesamtbeschr. Kakt.: 722. 1897–1899. [wfo-0000386678]
O. bravoana Baxter in Anales Inst. Biol. Univ. Nac. México 4: 149. 1933. [wfo-0001289871]
O. brunneogemmia (F.Ritter) Schlindw. in Bradleya 13: 29. 1995. [wfo-0000386478]
basionym Platyopuntia brunneogemmia F.Ritter Kakteen Südamerika 1: 34. 1979. [wfo-0001263004]
homotypic Opuntia monacantha subsp. brunneogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263003]
O. camanchica Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001239482]
homotypic Opuntia phaeacantha subsp. camanchica (Engelm. & J.M.Bigelow) Borg Cacti: 96. 1951. [wfo-0001263048]
homotypic Opuntia phaeacantha var. camanchica (Engelm. & J.M.Bigelow) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287134]
O. canterae Arechav. in Anales Mus. Nac. Montevideo 5: 278. 1905. [wfo-0000386497]
O. caracassana Salm-Dyck Cact. Hort. Dyck.: 238. 1850. [wfo-0000386496]
synonym Opuntia bisetosa Pittier in J. Wash. Acad. Sci. 26: 42. 1936. [wfo-0000386515]
synonym Opuntia tunoides Britton & Shafer ex Bold. Fl. Dutch. W. Ind. Is. 2: 81. 1914. [wfo-0001258712]
synonym Opuntia wentiana Britton & Rose Cactaceae 1: 116. 1919. [wfo-0000385904]
O. carstenii R.Puente & C.Hamann in Cact. Succ. J. (Los Angeles) 77: 231. 2005. [wfo-0000390521]
O. cervicornis Späth Cat. 1906-1907: 156. 1907. [wfo-0000386489]
O. cespitosa Raf. in: Seringe, N. C., Bull. Bot.: 216. 1830. [wfo-0001433094]
synonym Opuntia compressa var. microsperma L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 250. 1944. [wfo-0001433105]
synonym Opuntia humifusa f. jeollaensis E.J.Kim & S.S.Whang in Korean J. Pl. Taxon. 44: 185. 2014. [wfo-0001433206]
synonym Opuntia humifusa var. microsperma A.Heller Cat. N. Amer. Pl.: 8. 1900. [wfo-0001433208]
synonym Opuntia humifusa subsp. minor (Engelm.) R.Crook & Mottram in Bradleya 16: 135. 1998. [wfo-0001286158]
synonym Opuntia humifusa var. parva A.Heller Cat. N. Amer. Pl.: 8. 1900. [wfo-0001433209]
synonym Opuntia mesacantha var. microsperma (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 429. 1896. [wfo-0001289832]
synonym Opuntia mesacantha var. parva J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 429. 1896. [wfo-0001433267]
synonym Opuntia rafinesquei f. arkansana (Engelm. ex Rümpler) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001219720]
basionym Opuntia rafinesquei var. arkansana Engelm. ex Rümpler Handb. Cacteenk.: 922. 1885. [wfo-0001287387]
synonym Opuntia rafinesquei var. arkansana Engelm. ex Rümpler Handb. Cacteenk.: 922. 1885. [wfo-0001287387]
homotypic Opuntia rafinesquei f. arkansana (Engelm. ex Rümpler) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001219720]
synonym Opuntia rafinesquei var. microsperma Engelm. in Proc. Amer. Acad. Arts 3: 295. 1856. [wfo-0001289830]
synonym Opuntia rafinesquei var. minor Engelm. & J.M.Bigelow in Pacif. Railr. Rep. 4: 55. 1856. [wfo-0001289831]
synonym Opuntia vulgaris var. rafinesquei A.Gray Manual: 136. 1856. [wfo-0001433391]
O. chaffeyi Britton & Rose in Contr. U.S. Natl. Herb. 16: 241. 1913. [wfo-0001289666]
homotypic Plutonopuntia chaffeyi (Britton & Rose) P.V.Heath in Calyx 6: 41. 1999. [wfo-0000398136]
synonym Plutonopuntia chaffeyi (Britton & Rose) P.V.Heath in Calyx 6: 41. 1999. [wfo-0000398136]
basionym Opuntia chaffeyi Britton & Rose in Contr. U.S. Natl. Herb. 16: 241. 1913. [wfo-0001289666]
O. charlestonensis Clokey in Madroño 7: 71. 1943. [wfo-0000386486]
homotypic Opuntia phaeacantha var. charlestonensis (Clokey) Backeb. Cactaceae 1: 508. 1958. [wfo-0001433294]
synonym Opuntia phaeacantha var. charlestonensis (Clokey) Backeb. Cactaceae 1: 508. 1958. [wfo-0001433294]
basionym Opuntia charlestonensis Clokey in Madroño 7: 71. 1943. [wfo-0000386486]
O. chiangiana Scheinvar & Manzanero in Novon 19(2): 222–228, f. 1–4. 2009. [wfo-0001033174]
O. chisosensis (M.S.Anthony) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 58(3): 124. 1986. [wfo-0001287210]
basionym Opuntia lindheimeri var. chisosensis M.S.Anthony in Amer. Midl. Naturalist 55(1): 252–253, f. 26. 1956. [wfo-0001289622]
synonym Opuntia lindheimeri var. chisosensis M.S.Anthony in Amer. Midl. Naturalist 55(1): 252–253, f. 26. 1956. [wfo-0001289622]
homotypic Opuntia chisosensis (M.S.Anthony) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 58(3): 124. 1986. [wfo-0001287210]
O. chlorotica Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 291-292. 1856. [wfo-0001286992]
synonym Opuntia palmeri Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 423. 1896. [wfo-0001266583]
synonym Opuntia tidbaldi J.M.Bigelow in Pacif. Railr. Rep. 4: 11. 1856. [wfo-0001289856]
synonym Opuntia tidballii J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 11. 1857. [wfo-0000386050]
O. clarkiorum Rebman in Madroño 62: 63. 2015. [wfo-0001433098]
O. cochenillifera (L.) Mill. Gard. Dict.: Opuntia No. 6. 1768. [wfo-0001433101]
basionym Cactus cochenillifer L. Sp. Pl.: 468. 1753. [wfo-0000577737]
homotypic Nopalea cochenillifera (L.) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0000378923]
synonym Cactus campechianus Thierry Dict. Sci. Nat. 6: 103. 1817. [wfo-0001288089]
synonym Cactus campechianus Lancry Encycl. Méth., Agric. 2: 459, 470 1792 [wfo-1200097337]
synonym Cactus cochenillifer L. Sp. Pl.: 468. 1753. [wfo-0000577737]
homotypic Nopalea cochenillifera (L.) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0000378923]
homotypic Opuntia cochenillifera (L.) Mill. Gard. Dict.: Opuntia No. 6. 1768. [wfo-0001433101]
synonym Cactus subinermis Link ex Steud. Nomencl. Bot. 1: 246. 1840. [wfo-0000578264]
synonym Nopalea brittonii Houghton in J. Cact. Succ. Soc. Amer. 1(5): 4. 1929. [wfo-0000378930]
synonym Nopalea brittonii var. variegata Houghton in J. Cact. Succ. Soc. Amer. 1(5): 4. 1929. [wfo-0001432846]
synonym Nopalea coccifera Lem. Cactées: 89. 1868. [wfo-0001289915]
synonym Nopalea cochenillifera (L.) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0000378923]
basionym Cactus cochenillifer L. Sp. Pl.: 468. 1753. [wfo-0000577737]
homotypic Opuntia cochenillifera (L.) Mill. Gard. Dict.: Opuntia No. 6. 1768. [wfo-0001433101]
synonym Nopalea nuda Backeb. Cactaceae 6: 3629. 1962. [wfo-0001289916]
homotypic Opuntia nuda (Backeb.) G.D.Rowley in Repert. Pl. Succ. 22: 11. 1973. [wfo-0001256654]
synonym Opuntia coccinellifera Steud. Nomencl. Bot. 2: 220. 1841. [wfo-0000386581]
synonym Opuntia cochenillifera DC. Pl. Hist. Succ.: t. 137. 1804. [wfo-0000386573]
synonym Opuntia cochinelifera (L.) Mill. Gard. Dict.: Opuntia No. 6. 1768. [wfo-0000386572]
synonym Opuntia magnifolia Noronha in Verh. Batav. Genootsch. Kunsten 5(4): 22. 1790. [wfo-0000385658]
synonym Opuntia nuda (Backeb.) G.D.Rowley in Repert. Pl. Succ. 22: 11. 1973. [wfo-0001256654]
basionym Nopalea nuda Backeb. Cactaceae 6: 3629. 1962. [wfo-0001289916]
O. cochinera Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 263–264, t. 26. 1908. [wfo-0001289629]
O. coloradensis D.J.Barnett & Donnie Barnett Cact. Colorado: 201. 2016. [wfo-0001433047]
O. colubrina A.Cast. in Lilloa 27: 81, f. 1. 1955. [wfo-0001288631]
homotypic Austrocylindropuntia colubrina (A.Cast.) Backeb. Cactaceae 1: 156. 1958. [wfo-0000557329]
synonym Austrocylindropuntia colubrina (A.Cast.) Backeb. Cactaceae 1: 156. 1958. [wfo-0000557329]
basionym Opuntia colubrina A.Cast. in Lilloa 27: 81, f. 1. 1955. [wfo-0001288631]
O. columbiana Griffiths in Bull. Torrey Bot. Club 43(10): 523–524. 1916. [wfo-0000386569]
homotypic Opuntia erinacea var. columbiana (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969. [wfo-0001287122]
synonym Opuntia erinacea var. columbiana (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969. [wfo-0001287122]
basionym Opuntia columbiana Griffiths in Bull. Torrey Bot. Club 43(10): 523–524. 1916. [wfo-0000386569]
O. comonduensis (J.M.Coult.) Britton & Rose in Smithsonian Misc. Collect. 50: 519. 1908. [wfo-0001289801]
basionym Opuntia angustata var. comonduensis J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 425. 1896. [wfo-0001289800]
synonym Opuntia angustata var. comonduensis J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 425. 1896. [wfo-0001289800]
homotypic Opuntia comonduensis (J.M.Coult.) Britton & Rose in Smithsonian Misc. Collect. 50: 519. 1908. [wfo-0001289801]
O. cristalensis Oakley, Font & M.Köhler [wfo-1200098347]
O. crystalenia Griffiths in Bull. Torrey Bot. Club 43: 528. 1916. [wfo-0001289903]
O. cubensis Britton & Rose in Torreya 12(1): 14. 1912. [wfo-0001262052]
synonym Opuntia domingensis Britton & Rose Cactaceae 4: 259. 1923. [wfo-0000385780]
O. cuija (Griffiths & Hare) Britton & Rose in Smithsonian Misc. Collect. 50: 529. 1908. [wfo-0001289867]
basionym Opuntia engelmannii var. cuija Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 44, t. 2. 1906. [wfo-0001289866]
homotypic Opuntia lindheimeri var. cuija (Griffiths & Hare) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001286999]
synonym Opuntia engelmannii var. cuija Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 44, t. 2. 1906. [wfo-0001289866]
homotypic Opuntia cuija (Griffiths & Hare) Britton & Rose in Smithsonian Misc. Collect. 50: 529. 1908. [wfo-0001289867]
homotypic Opuntia lindheimeri var. cuija (Griffiths & Hare) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001286999]
synonym Opuntia lindheimeri var. cuija (Griffiths & Hare) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001286999]
basionym Opuntia engelmannii var. cuija Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 44, t. 2. 1906. [wfo-0001289866]
homotypic Opuntia cuija (Griffiths & Hare) Britton & Rose in Smithsonian Misc. Collect. 50: 529. 1908. [wfo-0001289867]
O. curassavica (L.) Mill. Gard. Dict.: Opuntia No. 7. 1768. [wfo-0000386595]
basionym Cactus curassavicus L. Sp. Pl.: 469. 1753. [wfo-0000577765]
homotypic Terecaulis curassavicus (L.) Berge Buch der Welt: 91. 1842. [wfo-0001434372]
synonym Cactus curassavicus L. Sp. Pl.: 469. 1753. [wfo-0000577765]
homotypic Opuntia curassavica (L.) Mill. Gard. Dict.: Opuntia No. 7. 1768. [wfo-0000386595]
homotypic Terecaulis curassavicus (L.) Berge Buch der Welt: 91. 1842. [wfo-0001434372]
synonym Opuntia curassavica var. colombiana Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433117]
synonym Opuntia curassavica var. longa Haw. Saxifrag. Enum. 2: 71. 1821. [wfo-0001433118]
synonym Terecaulis curassavicus (L.) Berge Buch der Welt: 91. 1842. [wfo-0001434372]
basionym Cactus curassavicus L. Sp. Pl.: 469. 1753. [wfo-0000577765]
homotypic Opuntia curassavica (L.) Mill. Gard. Dict.: Opuntia No. 7. 1768. [wfo-0000386595]
O. curvispina Griffiths in Bull. Torrey Bot. Club 43: 88. 1916. [wfo-0001279136]
O. cymochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 295–296. 1856. [wfo-0001287367]
homotypic Opuntia mesacantha var. cymochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289805]
homotypic Opuntia rafinesquei f. cymochila (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult. 50 (1907) [wfo-0001219717]
homotypic Opuntia tortispina var. cymochila (Engelm. & J.M.Bigelow) Backeb. Cactaceae 1: 483. 1958. [wfo-0001289811]
synonym Opuntia mesacantha var. cymochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289805]
basionym Opuntia cymochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 295–296. 1856. [wfo-0001287367]
homotypic Opuntia rafinesquei f. cymochila (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult. 50 (1907) [wfo-0001219717]
homotypic Opuntia tortispina var. cymochila (Engelm. & J.M.Bigelow) Backeb. Cactaceae 1: 483. 1958. [wfo-0001289811]
synonym Opuntia rafinesquei f. cymochila (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult. 50 (1907) [wfo-0001219717]
basionym Opuntia cymochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 295–296. 1856. [wfo-0001287367]
homotypic Opuntia mesacantha var. cymochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289805]
homotypic Opuntia tortispina var. cymochila (Engelm. & J.M.Bigelow) Backeb. Cactaceae 1: 483. 1958. [wfo-0001289811]
synonym Opuntia tortispina var. cymochila (Engelm. & J.M.Bigelow) Backeb. Cactaceae 1: 483. 1958. [wfo-0001289811]
basionym Opuntia cymochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 295–296. 1856. [wfo-0001287367]
homotypic Opuntia mesacantha var. cymochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289805]
homotypic Opuntia rafinesquei f. cymochila (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult. 50 (1907) [wfo-0001219717]
O. deamii Rose in Contr. U.S. Natl. Herb. 13(9): 309–310, t. 65. 1911. [wfo-0000386528]
O. debreczyi Szutorisz in Kaktusz Vilag 26: 115. 2002. [wfo-0000386527]
O. decumbens Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386535]
synonym Opuntia decumbens var. longispina Eichlam in Monatsschr. Kakteenk. 21: 116. 1911. [wfo-0001433120]
synonym Opuntia decumbens var. scheinvariana E.Paniagua [wfo-0001257156]
synonym Opuntia fortanelli Reyes-Agüero, Orta & Heindorf Haseltonia 31: 28 2024 [wfo-1000065853]
synonym Opuntia maxonii G.J.Ortega Apuntes Fl. Indig. Sinaloa, Fam. Cact. C: 11. 1929. [wfo-0001289687]
synonym Opuntia repens Karw. ex Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386017]
O. dejecta Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386560]
basionym Nopalea dejecta (Salm-Dyck) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0000378922]
synonym Nopalea dejecta (Salm-Dyck) Salm-Dyck Cact. Hort. Dyck.: 64. 1850. [wfo-0000378922]
homotypic Opuntia dejecta Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386560]
synonym Opuntia diffusa Pfeiff. Enum. Diagn. Cact.: 159. 1837. [wfo-0000386554]
synonym Opuntia horizontalis Gillies ex Pfeiff. Enum. Diagn. Cact.: 145. 1837. [wfo-0000385828]
O. delafuentiana Martínez-Gonz., Luna-Vega, Gallegos & García-Sand. in Phytotaxa 231: 233. 2015. [wfo-0001433121]
O. demissa Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 29–30, pl. 8. 1912. [wfo-0001287119]
O. depressa Rose in Smithsonian Misc. Collect. 50: 517. 1908. [wfo-0001289688]
O. dillenii (Ker Gawl.) Haw. Suppl. Pl. Succ.: 79. 1819. [wfo-0000386551]
basionym Cactus dillenii Ker Gawl. in Bot. Reg. 3: t. 255. 1818. [wfo-0000577785]
homotypic Opuntia stricta var. dillenii (Ker Gawl.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000390774]
synonym Cactus dillenii Ker Gawl. in Bot. Reg. 3: t. 255. 1818. [wfo-0000577785]
homotypic Opuntia dillenii (Ker Gawl.) Haw. Suppl. Pl. Succ.: 79. 1819. [wfo-0000386551]
homotypic Opuntia stricta var. dillenii (Ker Gawl.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000390774]
synonym Opuntia stricta var. dillenii (Ker Gawl.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000390774]
basionym Cactus dillenii Ker Gawl. in Bot. Reg. 3: t. 255. 1818. [wfo-0000577785]
homotypic Opuntia dillenii (Ker Gawl.) Haw. Suppl. Pl. Succ.: 79. 1819. [wfo-0000386551]
O. diploursina Stock, N.Hussey & Beckstrom in Cact. Succ. J. (Los Angeles) 86: 79. 2014. [wfo-0001433130]
O. discolor Britton & Rose Cactaceae 1: 218. 1919. [wfo-0001249874]
homotypic Platyopuntia discolor (Britton & Rose) F.Ritter Kakteen Südamerika 2: 497. 1980. [wfo-0000398062]
synonym Platyopuntia discolor (Britton & Rose) F.Ritter Kakteen Südamerika 2: 497. 1980. [wfo-0000398062]
basionym Opuntia discolor Britton & Rose Cactaceae 1: 218. 1919. [wfo-0001249874]
O. drummondii Graham in Botanist 5: pl. 246. 1846. [wfo-0001287369]
synonym Opuntia frustulenta Gibbes in Proc. Elliott Soc. Nat. Hist. Charleston 1: 273. 1859. [wfo-0000385753]
synonym Opuntia pes-corvi Leconte ex Engelm. in Proc. Amer. Acad. Arts 3: 346. 1857. [wfo-0000385722]
synonym Opuntia pescorvae Leconte ex Chapman Fl. South. U.S.: 145. 1860. [wfo-0001287383]
synonym Opuntia tracyi Britton in Torreya 11: 152. 1911. [wfo-0001287472]
O. echios Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 49. 1933. [wfo-0001289389]
O. echios var. barringtonensis E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 104. 1962. [wfo-0001433133]
homotypic Opuntia galapageia subvar. barringtonensis (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433179]
synonym Opuntia galapageia subvar. barringtonensis (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433179]
basionym Opuntia echios var. barringtonensis E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 104. 1962. [wfo-0001433133]
O. echios var. echios [wfo-0001289390]
synonym Opuntia echios var. prolifera E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 104. 1962. [wfo-0001433135]
homotypic Opuntia galapageia subvar. prolifera (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433182]
synonym Opuntia galapageia var. echios Backeb. Cactaceae 1: 561. 1958. [wfo-0001433184]
synonym Opuntia galapageia subvar. prolifera (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433182]
basionym Opuntia echios var. prolifera E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 104. 1962. [wfo-0001433135]
O. echios var. gigantea Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 51. 1933. [wfo-0001289391]
O. echios var. inermis E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 103. 1962. [wfo-0001433134]
homotypic Opuntia galapageia subvar. inermis (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433180]
synonym Opuntia galapageia subvar. inermis (E.Y.Dawson) Backeb. Kakteenlex.: 317. 1966. [wfo-0001433180]
basionym Opuntia echios var. inermis E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 103. 1962. [wfo-0001433134]
O. echios var. zacana (J.T.Howell) E.F.Anderson & Walk. in Madroño 20: 256. 1970. [wfo-0001289393]
basionym Opuntia zacana J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001289394]
homotypic Opuntia galapageia var. zacana Backeb. Cactaceae 1: 562. 1958. [wfo-0001289395]
synonym Opuntia galapageia var. zacana Backeb. Cactaceae 1: 562. 1958. [wfo-0001289395]
basionym Opuntia zacana J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001289394]
homotypic Opuntia echios var. zacana (J.T.Howell) E.F.Anderson & Walk. in Madroño 20: 256. 1970. [wfo-0001289393]
synonym Opuntia galapageia subsp. zacana (J.T.Howell) Guiggi in Cactology 5 (Suppl. 8): 12. 2020. [wfo-0001433178]
synonym Opuntia zacana J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001289394]
homotypic Opuntia echios var. zacana (J.T.Howell) E.F.Anderson & Walk. in Madroño 20: 256. 1970. [wfo-0001289393]
homotypic Opuntia galapageia var. zacana Backeb. Cactaceae 1: 562. 1958. [wfo-0001289395]
O. edwardsii V.E.Grant & K.A.Grant in Bot. Gaz. 140(2): 205. 1979. [wfo-0001287037]
O. eichlamii Rose in Contr. U.S. Natl. Herb. 13(9): 310, t. 66. 1911. [wfo-0001287072]
O. ekmanii Werderm. in Repert. Spec. Nov. Regni Veg. 29: 225. 1931. [wfo-0000385772]
O. elata Link & Otto ex Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0001289105]
synonym Opuntia bispinosa Backeb. Cactaceae 6: 3607. 1962. [wfo-0001284334]
synonym Opuntia elata var. oblongata E.Walther in J. Cact. Succ. Soc. Amer. 1: 204. 1930. [wfo-0001433140]
O. elata var. cardiosperma (K.Schum.) R.Kiesling Fl. Il. Entre Ríos IVB: 412. 2005. [wfo-0001042472]
basionym Opuntia cardiosperma K.Schum. in Monatsschr. Kakteenk. 9: 150. 1899. [wfo-0001254413]
homotypic Platyopuntia cardiosperma (K.Schum.) F.Ritter Kakteen Südamerika 1: 246. 1979. [wfo-0000398067]
synonym Opuntia alko-tuna Cárdenas in Lilloa 23: 23. 1950. [wfo-0001288155]
synonym Opuntia cardiosperma K.Schum. in Monatsschr. Kakteenk. 9: 150. 1899. [wfo-0001254413]
homotypic Opuntia elata var. cardiosperma (K.Schum.) R.Kiesling Fl. Il. Entre Ríos IVB: 412. 2005. [wfo-0001042472]
homotypic Platyopuntia cardiosperma (K.Schum.) F.Ritter Kakteen Südamerika 1: 246. 1979. [wfo-0000398067]
synonym Opuntia chakensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 519. 1905. [wfo-0001289334]
synonym Opuntia delaetiana (F.A.C.Weber) Vaupel Blüh. Kakteen 37: t. 148. 1913. [wfo-0001289335]
basionym Opuntia elata var. delaitiana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 392. 1904. [wfo-0001279694]
synonym Opuntia elata var. delaetiana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 392. 1904. [wfo-0001433138]
synonym Opuntia elata var. delaitiana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 392. 1904. [wfo-0001279694]
homotypic Opuntia delaetiana (F.A.C.Weber) Vaupel Blüh. Kakteen 37: t. 148. 1913. [wfo-0001289335]
synonym Opuntia limitata (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256648]
basionym Platyopuntia limitata F.Ritter Kakteen Südamerika 1: 245. 1979. [wfo-0001256649]
synonym Opuntia mieckleyi K.Schum. Blüh. Kakteen 3: t. 44. 1903. [wfo-0000385626]
synonym Platyopuntia cardiosperma (K.Schum.) F.Ritter Kakteen Südamerika 1: 246. 1979. [wfo-0000398067]
basionym Opuntia cardiosperma K.Schum. in Monatsschr. Kakteenk. 9: 150. 1899. [wfo-0001254413]
homotypic Opuntia elata var. cardiosperma (K.Schum.) R.Kiesling Fl. Il. Entre Ríos IVB: 412. 2005. [wfo-0001042472]
synonym Platyopuntia limitata F.Ritter Kakteen Südamerika 1: 245. 1979. [wfo-0001256649]
homotypic Opuntia limitata (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256648]
O. elata var. elata [wfo-0001433139]
synonym Opuntia grosseana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 391. 1904. [wfo-0001433202]
synonym Opuntia grosseiana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 391. 1904. [wfo-0000385860]
synonym Opuntia grossieana F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 391. 1904. [wfo-0000390509]
synonym Opuntia vitelliniflora subsp. interjecta (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74: 133. 1995. [wfo-0001433385]
basionym Platyopuntia interjecta F.Ritter Kakteen Südamerika 2: 499. 1980. [wfo-0001246853]
synonym Platyopuntia interjecta F.Ritter Kakteen Südamerika 2: 499. 1980. [wfo-0001246853]
homotypic Opuntia vitelliniflora subsp. interjecta (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74: 133. 1995. [wfo-0001433385]
synonym Platyopuntia pyrrhantha F.Ritter Kakteen Südamerika 2: 497. 1980. [wfo-0001246854]
homotypic Opuntia pyrrhantha (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256657]
O. elatior Mill. Gard. Dict.: Opuntia No. 4. 1768. [wfo-0000385771]
homotypic Cactus elatior (Mill.) Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577803]
homotypic Cactus tuna var. elatior (Mill.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578307]
synonym Cactus elatior (Mill.) Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577803]
basionym Opuntia elatior Mill. Gard. Dict.: Opuntia No. 4. 1768. [wfo-0000385771]
homotypic Cactus tuna var. elatior (Mill.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578307]
synonym Cactus nigricans Haw. Misc. Nat.: 187. 1803. [wfo-0000578033]
homotypic Cactus tuna var. nigricans (Haw.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578309]
homotypic Opuntia nigricans (Haw.) Haw. Syn. Pl. Succ.: 189. 1812. [wfo-0001288878]
synonym Cactus tuna var. elatior (Mill.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578307]
basionym Opuntia elatior Mill. Gard. Dict.: Opuntia No. 4. 1768. [wfo-0000385771]
homotypic Cactus elatior (Mill.) Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577803]
synonym Cactus tuna var. nigricans (Haw.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578309]
basionym Cactus nigricans Haw. Misc. Nat.: 187. 1803. [wfo-0000578033]
homotypic Opuntia nigricans (Haw.) Haw. Syn. Pl. Succ.: 189. 1812. [wfo-0001288878]
synonym Opuntia altomagdalenensis Xhonneux in Int. Cact. Advent. 71: 29. 2006. [wfo-0000507710]
synonym Opuntia bergeriana F.A.C.Weber ex A.Berger in Gard. Chron., ser. 3 35: 34. 1904. [wfo-0000386510]
synonym Opuntia ledienii A.Berger Hort. Mortol.: 233. 1912. [wfo-0000385645]
synonym Opuntia nigricans (Haw.) Haw. Syn. Pl. Succ.: 189. 1812. [wfo-0001288878]
basionym Cactus nigricans Haw. Misc. Nat.: 187. 1803. [wfo-0000578033]
homotypic Cactus tuna var. nigricans (Haw.) Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578309]
O. elisae D.Guillot & P.Van der Meer Toll Negre 3: 9. 2004. [wfo-0000385770]
O. elizondoana E.Sánchez & Villaseñor in Acta Bot. Mex. 27: 1. 1994. [wfo-0001256454]
O. ellisiana Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 170–171, pl. 25. 1910. [wfo-0001257514]
synonym Opuntia lindheimeri var. ellisiana (Griffiths) K.Hammer in Kulturpflanze 24: 268. 1976. [wfo-0001266529]
O. engelmannii Salm-Dyck ex Engelm. in Boston J. Nat. Hist. 6(2): 207–208. 1850. [wfo-0001258261]
synonym Opuntia bensonii Sánchez-Mej. in Cact. Suc. Mex. 17(2): 47, f. 40. 1972. [wfo-0001289868]
synonym Opuntia caesia Griffiths in Proc. Biol. Soc. Wash. 29: 13. 1916. [wfo-0000386475]
synonym Opuntia cantabrigiensis Lynch in Gard. Chron., ser. 3 33: 98. 1903. [wfo-0001287487]
homotypic Opuntia lindheimeri subsp. cantabrigiensis (Lynch) Guiggi in Cactology 3: 8. 2012. [wfo-0001433235]
synonym Opuntia engelmannii var. flavescens (Peebles) L.D.Benson Cacti Ariz.: 58. 1950. [wfo-0001289853]
basionym Opuntia flavescens Peebles in Cact. Succ. J. (Los Angeles) 9: 67. 1937. [wfo-0001289852]
synonym Opuntia engelmannii var. megacarpa (Griffiths) Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 100. 1934. [wfo-0001289848]
basionym Opuntia megacarpa Griffiths Ill. Stud. Opuntia: 91, pl. 2, f. 3, pl. 13, f. 10. 1909. [wfo-0001287338]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz Aliso 4(1): 94. 1958. [wfo-0001287354]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz in Aliso 4: 94. 1958. [wfo-0001433053]
synonym Opuntia engelmannii subsp. occidentalis Engelm. in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001433147]
homotypic Opuntia engelmannii f. occidentalis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433145]
synonym Opuntia engelmannii f. occidentalis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433145]
basionym Opuntia engelmannii subsp. occidentalis Engelm. in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001433147]
synonym Opuntia expansa Griffiths in Proc. Biol. Soc. Wash. 29: 14. 1916. [wfo-0000385796]
synonym Opuntia flavescens Peebles in Cact. Succ. J. (Los Angeles) 9: 67. 1937. [wfo-0001289852]
homotypic Opuntia engelmannii var. flavescens (Peebles) L.D.Benson Cacti Ariz.: 58. 1950. [wfo-0001289853]
synonym Opuntia lindheimeri subsp. cantabrigiensis (Lynch) Guiggi in Cactology 3: 8. 2012. [wfo-0001433235]
basionym Opuntia cantabrigiensis Lynch in Gard. Chron., ser. 3 33: 98. 1903. [wfo-0001287487]
synonym Opuntia magnarenensis Griffiths in Proc. Biol. Soc. Wash. 29: 9. 1916. [wfo-0000385835]
synonym Opuntia megacarpa Griffiths Ill. Stud. Opuntia: 91, pl. 2, f. 3, pl. 13, f. 10. 1909. [wfo-0001287338]
homotypic Opuntia engelmannii var. megacarpa (Griffiths) Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 100. 1934. [wfo-0001289848]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz Aliso 4(1): 94. 1958. [wfo-0001287354]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz in Aliso 4: 94. 1958. [wfo-0001433053]
synonym Opuntia neochrysacantha Bravo in Cact. Suc. Mex. 19(1): 20. 1974. [wfo-0001289865]
synonym Opuntia occidentalis var. megacarpa (Griffiths) Munz Aliso 4(1): 94. 1958. [wfo-0001287354]
basionym Opuntia megacarpa Griffiths Ill. Stud. Opuntia: 91, pl. 2, f. 3, pl. 13, f. 10. 1909. [wfo-0001287338]
homotypic Opuntia engelmannii var. megacarpa (Griffiths) Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 100. 1934. [wfo-0001289848]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz in Aliso 4: 94. 1958. [wfo-0001433053]
synonym Opuntia occidentalis var. megacarpa (Griffiths) Munz in Aliso 4: 94. 1958. [wfo-0001433053]
basionym Opuntia megacarpa Griffiths Ill. Stud. Opuntia: 91, pl. 2, f. 3, pl. 13, f. 10. 1909. [wfo-0001287338]
homotypic Opuntia engelmannii var. megacarpa (Griffiths) Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 100. 1934. [wfo-0001289848]
homotypic Opuntia occidentalis var. megacarpa (Griffiths) Munz Aliso 4(1): 94. 1958. [wfo-0001287354]
synonym Opuntia pyrocarpa Griffiths in Bull. Torrey Bot. Club 43: 90. 1916. [wfo-0000386025]
synonym Opuntia riparia Griffiths in Proc. Biol. Soc. Wash. 27: 26. 1914. [wfo-0000385979]
synonym Opuntia valida Griffiths in Proc. Biol. Soc. Wash. 27: 24. 1914. [wfo-0000386043]
O. engelmannii var. engelmannii [wfo-0001289674]
synonym Opuntia alta Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 165–166, pl. 19, 20. 1910. [wfo-0001289620]
synonym Opuntia arizonica Griffiths in Rep. (Annual) Missouri Bot. Gard. 20: 93. 1909. [wfo-0000386507]
synonym Opuntia cacanapa Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 47. 1906. [wfo-0001289618]
synonym Opuntia dillei Griffiths Ill. Stud. Opuntia: 82–83. 1909. [wfo-0001287120]
synonym Opuntia discata Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 266–267, pl. 27. 1908. [wfo-0001287036]
homotypic Opuntia engelmannii var. discata (Griffiths) A.Nelson in Trans. Acad. Sci. St. Louis 12: 124. 1919. [wfo-0001289847]
homotypic Opuntia phaeacantha var. discata (Griffiths) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 265. 1965. [wfo-0001287003]
synonym Opuntia engelmannii var. alta (Griffiths) D.Weniger Cacti S. W.: 175. 1970. [wfo-0001289624]
synonym Opuntia engelmannii var. cacanapa (Griffiths & Hare) D.Weniger Cacti S. W.: 177. 1970. [wfo-0001289625]
synonym Opuntia engelmannii var. discata (Griffiths) A.Nelson in Trans. Acad. Sci. St. Louis 12: 124. 1919. [wfo-0001289847]
basionym Opuntia discata Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 266–267, pl. 27. 1908. [wfo-0001287036]
homotypic Opuntia phaeacantha var. discata (Griffiths) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 265. 1965. [wfo-0001287003]
synonym Opuntia engelmannii subsp. engelmannii [wfo-0001286438]
synonym Opuntia engelmannii var. subarmata (Griffiths) D.Weniger Cacti S. W.: 180. 1970. [wfo-0001289870]
synonym Opuntia engelmannii var. texana (Griffiths) D.Weniger Cacti S. W.: 174. 1970. [wfo-0001289623]
basionym Opuntia texana Griffiths Ill. Stud. Opuntia: 92–93, pl. 9, 13, f. 1. 1909. [wfo-0001289619]
synonym Opuntia phaeacantha var. discata (Griffiths) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 265. 1965. [wfo-0001287003]
basionym Opuntia discata Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 266–267, pl. 27. 1908. [wfo-0001287036]
homotypic Opuntia engelmannii var. discata (Griffiths) A.Nelson in Trans. Acad. Sci. St. Louis 12: 124. 1919. [wfo-0001289847]
synonym Opuntia texana Griffiths Ill. Stud. Opuntia: 92–93, pl. 9, 13, f. 1. 1909. [wfo-0001289619]
homotypic Opuntia engelmannii var. texana (Griffiths) D.Weniger Cacti S. W.: 174. 1970. [wfo-0001289623]
O. engelmannii var. flavispina (L.D.Benson) B.D.Parfitt & Pinkava in Madroño. 35: 348. 1988. [wfo-0001433149]
basionym Opuntia phaeacantha var. flavispina L.D.Benson in Cact. Succ. J. (Los Angeles) 46(2): 79. 1974. [wfo-0001287004]
homotypic Opuntia engelmannii subsp. flavispina (L.D.Benson) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433146]
synonym Opuntia engelmannii subsp. flavispina (L.D.Benson) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433146]
basionym Opuntia phaeacantha var. flavispina L.D.Benson in Cact. Succ. J. (Los Angeles) 46(2): 79. 1974. [wfo-0001287004]
homotypic Opuntia engelmannii var. flavispina (L.D.Benson) B.D.Parfitt & Pinkava in Madroño. 35: 348. 1988. [wfo-0001433149]
synonym Opuntia phaeacantha var. flavispina L.D.Benson in Cact. Succ. J. (Los Angeles) 46(2): 79. 1974. [wfo-0001287004]
homotypic Opuntia engelmannii subsp. flavispina (L.D.Benson) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433146]
homotypic Opuntia engelmannii var. flavispina (L.D.Benson) B.D.Parfitt & Pinkava in Madroño. 35: 348. 1988. [wfo-0001433149]
O. engelmannii var. flexospina (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 348. 1989. [wfo-0000385800]
basionym Opuntia flexospina Griffiths in Bull. Torrey Bot. Club 43: 87. 1916. [wfo-0000385749]
homotypic Opuntia strigii var. flexospina (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 79. 1974. [wfo-0000385861]
synonym Opuntia flexospina Griffiths in Bull. Torrey Bot. Club 43: 87. 1916. [wfo-0000385749]
homotypic Opuntia engelmannii var. flexospina (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 348. 1989. [wfo-0000385800]
homotypic Opuntia strigii var. flexospina (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 79. 1974. [wfo-0000385861]
synonym Opuntia strigii var. flexospina (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 79. 1974. [wfo-0000385861]
basionym Opuntia flexospina Griffiths in Bull. Torrey Bot. Club 43: 87. 1916. [wfo-0000385749]
homotypic Opuntia engelmannii var. flexospina (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 348. 1989. [wfo-0000385800]
O. engelmannii var. laevis (J.M.Coult.) Felger, Verrier & Carnahan in Phytoneuron 2017-48: 1. 2017. [wfo-0001433150]
basionym Opuntia laevis J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 419. 1896. [wfo-0001289955]
homotypic Opuntia phaeacantha var. laevis (J.M.Coult.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287135]
synonym Opuntia laevis J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 419. 1896. [wfo-0001289955]
homotypic Opuntia engelmannii var. laevis (J.M.Coult.) Felger, Verrier & Carnahan in Phytoneuron 2017-48: 1. 2017. [wfo-0001433150]
homotypic Opuntia phaeacantha var. laevis (J.M.Coult.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287135]
synonym Opuntia phaeacantha var. laevis (J.M.Coult.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287135]
basionym Opuntia laevis J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 419. 1896. [wfo-0001289955]
homotypic Opuntia engelmannii var. laevis (J.M.Coult.) Felger, Verrier & Carnahan in Phytoneuron 2017-48: 1. 2017. [wfo-0001433150]
O. engelmannii var. lindheimeri (Engelm.) B.D.Parfitt & Pinkava in Madroño 35(4): 346–347. 1989. [wfo-0001288332]
basionym Opuntia lindheimeri Engelm. in Boston J. Nat. Hist. 6(2): 207. 1850. [wfo-0001286998]
homotypic Opuntia engelmannii subsp. lindheimeri (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286440]
synonym Opuntia convexa Mackensen in Bull. Torrey Bot. Club 39: 290. 1912. [wfo-0000386395]
synonym Opuntia cyanella Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 30. 1912. [wfo-0000386598]
synonym Opuntia deltica Griffiths in Bull. Torrey Bot. Club 43: 84. 1916. [wfo-0000386561]
synonym Opuntia engelmannii subsp. lindheimeri (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286440]
basionym Opuntia lindheimeri Engelm. in Boston J. Nat. Hist. 6(2): 207. 1850. [wfo-0001286998]
homotypic Opuntia engelmannii var. lindheimeri (Engelm.) B.D.Parfitt & Pinkava in Madroño 35(4): 346–347. 1989. [wfo-0001288332]
synonym Opuntia ferruginispina Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 267. 1908. [wfo-0000385787]
synonym Opuntia gilvoalba Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 35. 1912. [wfo-0000385766]
synonym Opuntia gomei Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 167. 1910. [wfo-0000385754]
synonym Opuntia griffithsiana Mackensen in Bull. Torrey Bot. Club 39: 291. 1912. [wfo-0000385836]
synonym Opuntia haematocarpa A.Berger in Bot. Jahrb. Syst. 36: 456. 1905. [wfo-0000385869]
synonym Opuntia laxiflora Griffiths in Bull. Torrey Bot. Club 43: 85. 1916. [wfo-0000385646]
synonym Opuntia lindheimeri var. lehmannii L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287131]
synonym Opuntia lindheimeri var. subarmata (Griffiths) Elizondo & Wehbe in Cact. Suc. Mex. 32: 17. 1987. [wfo-0001286439]
basionym Opuntia subarmata Griffiths Ill. Stud. Opuntia: 94. 1909. [wfo-0001287152]
synonym Opuntia lindheimeri var. tricolor (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287132]
basionym Opuntia tricolor Griffiths Ill. Stud. Opuntia: 85–86, pl. 4. 1909. [wfo-0001289864]
synonym Opuntia reflexa Mackensen in Bull. Torrey Bot. Club 39: 292. 1912. [wfo-0000386020]
synonym Opuntia sinclairii Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 173. 1910. [wfo-0000386083]
synonym Opuntia squarrosa Griffiths in Bull. Torrey Bot. Club 43: 91. 1916. [wfo-0000386038]
synonym Opuntia subarmata Griffiths Ill. Stud. Opuntia: 94. 1909. [wfo-0001287152]
homotypic Opuntia lindheimeri var. subarmata (Griffiths) Elizondo & Wehbe in Cact. Suc. Mex. 32: 17. 1987. [wfo-0001286439]
synonym Opuntia tardospina Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 34–35, pl. 11, 15. 1912. [wfo-0001289621]
synonym Opuntia tricolor Griffiths Ill. Stud. Opuntia: 85–86, pl. 4. 1909. [wfo-0001289864]
homotypic Opuntia lindheimeri var. tricolor (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287132]
synonym Opuntia winteriana A.Berger in Bot. Jahrb. Syst. 36: 455. 1905. [wfo-0000385901]
O. engelmannii var. linguiformis (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 347. 1989. [wfo-0000386550]
basionym Opuntia linguiformis Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 270. 1908. [wfo-0000385660]
homotypic Opuntia lindheimeri var. linguiformis (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 125. 1969. [wfo-0000390804]
synonym Opuntia lindheimeri var. linguiformis (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 125. 1969. [wfo-0000390804]
basionym Opuntia linguiformis Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 270. 1908. [wfo-0000385660]
homotypic Opuntia engelmannii var. linguiformis (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 347. 1989. [wfo-0000386550]
synonym Opuntia linguiformis Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 270. 1908. [wfo-0000385660]
homotypic Opuntia engelmannii var. linguiformis (Griffiths) B.D.Parfitt & Pinkava in Madroño 35: 347. 1989. [wfo-0000386550]
homotypic Opuntia lindheimeri var. linguiformis (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 125. 1969. [wfo-0000390804]
O. eruca Millán-Otero, R.Puente & Pío-León Acta Bot. Mex. 131(e2408): 3 2024 [wfo-1000076601]
O. excelsa Sánchez-Mej. in Cact. Succ. J. (Los Angeles) 17(3): 67. 1972. [wfo-0001289125]
O. feroacantha Britton & Rose in Contr. U.S. Natl. Herb. 23(5): 1676. 1926. [wfo-0001256644]
synonym Opuntia feroacantha Britton & Rose in Contr. U.S. Natl. Herb. 23: 1676. 1926. [wfo-0001433157]
O. ficus-indica (L.) Mill. Gard. Dict.: Opuntia No. 2. 1768. [wfo-0000385761]
basionym Cactus ficus-indica L. Sp. Pl.: 468. 1753. [wfo-0000577831]
homotypic Cactus opuntia var. ficus-indica (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430278]
homotypic Platyopuntia ficus-indica (L.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398711]
synonym Cactus compressus Salisb. Prodr. Stirp. Chap. Allerton: 348. 1796. [wfo-0000577743]
synonym Cactus decumanus Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577777]
homotypic Opuntia decumana (Willd.) Haw. Saxifrag. Enum. 2: 71. 1821. [wfo-0000386568]
homotypic Opuntia ficus-indica var. decumana (Willd.) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001254583]
homotypic Opuntia ficus-indica f. decumana (Willd.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0001433158]
synonym Cactus elongatus Willd. Enum. Pl., Suppl.: 34. 1814. [wfo-0000577807]
homotypic Opuntia elongata (Willd.) Haw. Suppl. Pl. Succ.: 81. 1819. [wfo-0000385776]
synonym Cactus ficus Thunb. Fl. Jap.: 198. 1784. [wfo-0000577830]
synonym Cactus ficus-indica L. Sp. Pl.: 468. 1753. [wfo-0000577831]
homotypic Cactus opuntia var. ficus-indica (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430278]
homotypic Opuntia ficus-indica (L.) Mill. Gard. Dict.: Opuntia No. 2. 1768. [wfo-0000385761]
homotypic Platyopuntia ficus-indica (L.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398711]
synonym Cactus lanceolatus Haw. Misc. Nat.: 188. 1803. [wfo-0000577942]
homotypic Opuntia lanceolata (Haw.) Haw. Syn. Pl. Succ.: 192. 1812. [wfo-0000385650]
synonym Cactus maximus Colla in Mem. Reale Accad. Sci. Torino 33: 140. 1826. [wfo-0001288101]
synonym Cactus opuntia L. Sp. Pl.: 468. 1753. [wfo-0000578057]
synonym Cactus opuntia var. ficus-indica (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430278]
basionym Cactus ficus-indica L. Sp. Pl.: 468. 1753. [wfo-0000577831]
homotypic Opuntia ficus-indica (L.) Mill. Gard. Dict.: Opuntia No. 2. 1768. [wfo-0000385761]
homotypic Platyopuntia ficus-indica (L.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398711]
synonym Cactus opuntia var. latifolius Risso Hist. Nat. Prod. Eur. Mérid. 2: 172. 1826. [wfo-0001430279]
synonym Opuntia alfagayucca Karw. ex Salm-Dyck Cact. Hort. Dyck.: 68. 1845. [wfo-0000386652]
synonym Opuntia amyclaea Ten. Fl. Neapol. Prodr. App. 5: 15. 1826. [wfo-0000386676]
homotypic Opuntia ficus-indica f. amyclaea (Ten.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0000390507]
homotypic Opuntia ficus-indica var. amyclaea (Ten.) A.Berger Hort. Mortol.: 411. 1912. [wfo-0000738986]
synonym Opuntia apurimacensis (F.Ritter) R.Crook & Mottram in Bradleya 13: 100. 1995. [wfo-0001254408]
basionym Platyopuntia apurimacensis F.Ritter Kakteen Südamerika 4: 1257. 1981. [wfo-0001287762]
synonym Opuntia arkansana Engelm. ex Hirscht in Monatsschr. Kakteenk. 8: 115. 1898. [wfo-0000386506]
synonym Opuntia caespitosa Raf. in: Seringe, N. C., Bull. Bot.: 216. 1830. [wfo-0001289829]
synonym Opuntia compressa J.F.Macbr. in Contr. Gray Herb. 65: 41. 1922. [wfo-0001287344]
synonym Opuntia cordobensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 513. 1905. [wfo-0001287118]
homotypic Platyopuntia cordobensis (Speg.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398064]
synonym Opuntia crassa Haw. Suppl. Pl. Succ.: 81. 1819. [wfo-0001289890]
synonym Opuntia crassa var. major Pfeiff. Enum. Diagn. Cact.: 153. 1837. [wfo-0001433113]
synonym Opuntia decumana (Willd.) Haw. Saxifrag. Enum. 2: 71. 1821. [wfo-0000386568]
basionym Cactus decumanus Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577777]
homotypic Opuntia ficus-indica var. decumana (Willd.) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001254583]
homotypic Opuntia ficus-indica f. decumana (Willd.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0001433158]
synonym Opuntia elongata (Willd.) Haw. Suppl. Pl. Succ.: 81. 1819. [wfo-0000385776]
basionym Cactus elongatus Willd. Enum. Pl., Suppl.: 34. 1814. [wfo-0000577807]
synonym Opuntia elongata var. laevior Salm-Dyck Cact. Hort. Dyck.: 242. 1850. [wfo-0001433143]
synonym Opuntia ficus-barbarica A.Berger in Monatsschr. Kakteenk. 22: 181. 1912. [wfo-0000385784]
synonym Opuntia ficus-indica f. amyclaea (Ten.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0000390507]
basionym Opuntia amyclaea Ten. Fl. Neapol. Prodr. App. 5: 15. 1826. [wfo-0000386676]
homotypic Opuntia ficus-indica var. amyclaea (Ten.) A.Berger Hort. Mortol.: 411. 1912. [wfo-0000738986]
synonym Opuntia ficus-indica var. amyclaea (Ten.) A.Berger Hort. Mortol.: 411. 1912. [wfo-0000738986]
basionym Opuntia amyclaea Ten. Fl. Neapol. Prodr. App. 5: 15. 1826. [wfo-0000386676]
homotypic Opuntia ficus-indica f. amyclaea (Ten.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0000390507]
synonym Opuntia ficus-indica f. decumana (Willd.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0001433158]
basionym Cactus decumanus Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577777]
homotypic Opuntia decumana (Willd.) Haw. Saxifrag. Enum. 2: 71. 1821. [wfo-0000386568]
homotypic Opuntia ficus-indica var. decumana (Willd.) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001254583]
synonym Opuntia ficus-indica var. decumana (Willd.) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001254583]
basionym Cactus decumanus Willd. Enum. Pl., Suppl.: 84. 1814. [wfo-0000577777]
homotypic Opuntia decumana (Willd.) Haw. Saxifrag. Enum. 2: 71. 1821. [wfo-0000386568]
homotypic Opuntia ficus-indica f. decumana (Willd.) Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0001433158]
synonym Opuntia ficus-indica var. elongata Schelle Handb. Kakteenkult.: 51. 1907. [wfo-0001433161]
synonym Opuntia ficus-indica f. gymnocarpa (F.A.C.Weber) Schelle Kakteen: 66. 1926. [wfo-0001433159]
basionym Opuntia gymnocarpa F.A.C.Weber Dict. Hort.: 893. 1898. [wfo-0001289892]
homotypic Opuntia ficus-indica var. gymnocarpa (F.A.C.Weber) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001289893]
synonym Opuntia ficus-indica var. gymnocarpa (F.A.C.Weber) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001289893]
basionym Opuntia gymnocarpa F.A.C.Weber Dict. Hort.: 893. 1898. [wfo-0001289892]
homotypic Opuntia ficus-indica f. gymnocarpa (F.A.C.Weber) Schelle Kakteen: 66. 1926. [wfo-0001433159]
synonym Opuntia ficus-indica f. reticulata Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433160]
synonym Opuntia ficus-indica var. saboten Makino in J. Jap. Bot. 7: 6. 1931. [wfo-0001433162]
synonym Opuntia fusicaulis Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 271. 1908. [wfo-0000385736]
synonym Opuntia glaberrima Pfeiff. Enum. Diagn. Cact.: 158. 1837. [wfo-0000385765]
synonym Opuntia glauca Pfeiff. Enum. Diagn. Cact.: 153. 1837. [wfo-0000385764]
synonym Opuntia gymnocarpa F.A.C.Weber Dict. Hort.: 893. 1898. [wfo-0001289892]
homotypic Opuntia ficus-indica var. gymnocarpa (F.A.C.Weber) Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 512. 1905. [wfo-0001289893]
homotypic Opuntia ficus-indica f. gymnocarpa (F.A.C.Weber) Schelle Kakteen: 66. 1926. [wfo-0001433159]
synonym Opuntia labouretiana K.Schum. Gesamtbeschr. Kakt.: 717. 1897–1899. [wfo-0000385818]
synonym Opuntia lanceolata (Haw.) Haw. Syn. Pl. Succ.: 192. 1812. [wfo-0000385650]
basionym Cactus lanceolatus Haw. Misc. Nat.: 188. 1803. [wfo-0000577942]
synonym Opuntia leiascheinvariana Martínez-Gonz. & Gallegos in Bot. Sci. 93: 519. 2015. [wfo-0001433226]
synonym Opuntia leucostata J.Forbes Hort. Tour Germ.: 160. 1837. [wfo-0000385636]
synonym Opuntia maxima Mill. Gard. Dict.: Opuntia No. 5. 1768. [wfo-0000385611]
synonym Opuntia megacantha var. tenuispina Salm-Dyck Cact. Hort. Dyck.: 68. 1850. [wfo-0001433256]
synonym Opuntia mexicana Pfeiff. Enum. Diagn. Cact.: 150. 1837. [wfo-0000385630]
synonym Opuntia obovata Griffiths in Bull. Torrey Bot. Club 46: 202. 1919. [wfo-0000385715]
synonym Opuntia opuntia (L.) H.Karst. Deutsche Fl.: 888. 1882. [wfo-0000385711]
synonym Opuntia paraguayensis K.Schum. in Monatsschr. Kakteenk. 9: 149. 1899. [wfo-0001289330]
synonym Opuntia parvula Salm-Dyck Hort. Dyck.: 364. 1834. [wfo-0000385732]
synonym Opuntia tribuloides Griffiths in Monatsschr. Kakteenk. 23: 137. 1913. [wfo-0000386055]
synonym Opuntia tuna-blanca Speg. in Anales Soc. Ci. Argent. 99: 107. 1925. [wfo-0000386047]
synonym Opuntia umbrella Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0000385985]
synonym Opuntia undosa Griffiths in Monatsschr. Kakteenk. 23: 139. 1913. [wfo-0000385984]
synonym Platyopuntia apurimacensis F.Ritter Kakteen Südamerika 4: 1257. 1981. [wfo-0001287762]
homotypic Opuntia apurimacensis (F.Ritter) R.Crook & Mottram in Bradleya 13: 100. 1995. [wfo-0001254408]
synonym Platyopuntia cordobensis (Speg.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398064]
basionym Opuntia cordobensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 513. 1905. [wfo-0001287118]
synonym Platyopuntia ficus-indica (L.) F.Ritter Kakteen Südamerika 2: 403. 1980. [wfo-0000398711]
basionym Cactus ficus-indica L. Sp. Pl.: 468. 1753. [wfo-0000577831]
homotypic Cactus opuntia var. ficus-indica (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430278]
homotypic Opuntia ficus-indica (L.) Mill. Gard. Dict.: Opuntia No. 2. 1768. [wfo-0000385761]
O. fragilis (Nutt.) Haw. Suppl. Pl. Succ.: 82–83. 1819. [wfo-0000385744]
basionym Cactus fragilis Nutt. Gen. N. Amer. Pl. 1: 296–297. 1818. [wfo-0000577846]
homotypic Terecaulis fragilis (Nutt.) Berge Buch der Welt: 91. 1842. [wfo-0000415085]
synonym Cactus fragilis Nutt. Gen. N. Amer. Pl. 1: 296–297. 1818. [wfo-0000577846]
homotypic Opuntia fragilis (Nutt.) Haw. Suppl. Pl. Succ.: 82–83. 1819. [wfo-0000385744]
homotypic Terecaulis fragilis (Nutt.) Berge Buch der Welt: 91. 1842. [wfo-0000415085]
synonym Opuntia brachyarthra Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 302. 1856. [wfo-0001289668]
homotypic Opuntia fragilis var. brachyarthra (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 440. 1896. [wfo-0001287125]
homotypic Opuntia fragilis f. brachyarthra (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 56. 1907. [wfo-0001433167]
homotypic Opuntia fragilis subsp. brachyarthra (Engelm. & J.M.Bigelow) F.A.C.Weber in Phytologia 51: 374. 1982. [wfo-0001433168]
synonym Opuntia fragilis var. brachyarthra (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 440. 1896. [wfo-0001287125]
basionym Opuntia brachyarthra Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 302. 1856. [wfo-0001289668]
homotypic Opuntia fragilis f. brachyarthra (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 56. 1907. [wfo-0001433167]
homotypic Opuntia fragilis subsp. brachyarthra (Engelm. & J.M.Bigelow) F.A.C.Weber in Phytologia 51: 374. 1982. [wfo-0001433168]
synonym Opuntia fragilis f. brachyarthra (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 56. 1907. [wfo-0001433167]
basionym Opuntia brachyarthra Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 302. 1856. [wfo-0001289668]
homotypic Opuntia fragilis var. brachyarthra (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 440. 1896. [wfo-0001287125]
homotypic Opuntia fragilis subsp. brachyarthra (Engelm. & J.M.Bigelow) F.A.C.Weber in Phytologia 51: 374. 1982. [wfo-0001433168]
synonym Opuntia fragilis subsp. brachyarthra (Engelm. & J.M.Bigelow) F.A.C.Weber in Phytologia 51: 374. 1982. [wfo-0001433168]
basionym Opuntia brachyarthra Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 302. 1856. [wfo-0001289668]
homotypic Opuntia fragilis var. brachyarthra (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 440. 1896. [wfo-0001287125]
homotypic Opuntia fragilis f. brachyarthra (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 56. 1907. [wfo-0001433167]
synonym Opuntia fragilis var. caespitosa L.H.Bailey Stand. Cycl. Hort. 4: 2363. 1916. [wfo-0001433169]
synonym Opuntia fragilis var. denudata E.F.Wiegand & Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433170]
synonym Opuntia fragilis var. parviconspicua Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433171]
synonym Opuntia fragilis var. tuberiformis L.H.Bailey Stand. Cycl. Hort. 4: 2363. 1916. [wfo-0001433172]
synonym Opuntia sabinii Pfeiff. Enum. Diagn. Cact.: 147. 1837. [wfo-0000385995]
synonym Terecaulis fragilis (Nutt.) Berge Buch der Welt: 91. 1842. [wfo-0000415085]
basionym Cactus fragilis Nutt. Gen. N. Amer. Pl. 1: 296–297. 1818. [wfo-0000577846]
homotypic Opuntia fragilis (Nutt.) Haw. Suppl. Pl. Succ.: 82–83. 1819. [wfo-0000385744]
synonym Tunas fragilis Nieuwl. & Lunell in Amer. Midl. Naturalist 4: 479. 1916. [wfo-0000406842]
O. fuliginosa Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 262–263, t. 25. 1908. [wfo-0001289628]
O. galapageia Hensl. in Mag. Zool. Bot. 1: 467. 1837. [wfo-0001288325]
synonym Opuntia galapageia var. insularis Backeb. Cactaceae 1: 561. 1958. [wfo-0001289400]
synonym Opuntia galapageia subsp. insularis (A.Stewart) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433175]
basionym Opuntia insularis A.Stewart in Proc. Calif. Acad. Sci., ser. 4, 1: 113. 1911. [wfo-0001289399]
synonym Opuntia galapageia var. saxicola Backeb. Cactaceae 1: 562. 1958. [wfo-0001289404]
synonym Opuntia insularis A.Stewart in Proc. Calif. Acad. Sci., ser. 4, 1: 113. 1911. [wfo-0001289399]
homotypic Opuntia galapageia subsp. insularis (A.Stewart) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433175]
synonym Opuntia saxicola Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 45. 1933. [wfo-0001289403]
O. galapageia var. galapageia [wfo-0001289396]
synonym Opuntia echios subsp. gigantea J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 51. 1933. [wfo-0001433132]
synonym Opuntia galapageia var. brossettii Backeb. Kakteenlex.: 317. 1966. [wfo-0001433183]
synonym Opuntia galapageia var. gigantea Backeb. Cactaceae 1: 562. 1958. [wfo-0001289392]
synonym Opuntia galapageia subsp. myriacantha (F.A.C.Weber) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433177]
basionym Opuntia myriacantha F.A.C.Weber Dict. Hort. 2: 894. 1898. [wfo-0000386538]
homotypic Opuntia galapageia var. myriacantha (F.A.C.Weber) Backeb. Cactaceae 1: 561. 1958. [wfo-0001433186]
synonym Opuntia galapageia var. myriacantha (F.A.C.Weber) Backeb. Cactaceae 1: 561. 1958. [wfo-0001433186]
basionym Opuntia myriacantha F.A.C.Weber Dict. Hort. 2: 894. 1898. [wfo-0000386538]
homotypic Opuntia galapageia subsp. myriacantha (F.A.C.Weber) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433177]
synonym Opuntia myriacantha F.A.C.Weber Dict. Hort. 2: 894. 1898. [wfo-0000386538]
homotypic Opuntia galapageia subsp. myriacantha (F.A.C.Weber) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433177]
homotypic Opuntia galapageia var. myriacantha (F.A.C.Weber) Backeb. Cactaceae 1: 561. 1958. [wfo-0001433186]
O. galapageia var. macrocarpa E.Y.Dawson in Cact. Succ. J. (Los Angeles) 37: 141. 1965. [wfo-0001433185]
O. galapageia var. profusa E.F.Anderson & Walk. in Madroño 20: 256. 1970. [wfo-0001433187]
O. gaumeri (Britton & Rose) R.Puente & Majure Phylogen. Relations. Morphol. Evol. Opuntia: 25. 2014. [wfo-0001433189]
basionym Nopalea gaumeri Britton & Rose Cactaceae 1: 216. 1919. [wfo-0001287068]
synonym Nopalea gaumeri Britton & Rose Cactaceae 1: 216. 1919. [wfo-0001287068]
homotypic Opuntia gaumeri (Britton & Rose) R.Puente & Majure Phylogen. Relations. Morphol. Evol. Opuntia: 25. 2014. [wfo-0001433189]
O. gosseliniana F.A.C.Weber in Bull. Soc. Natl. Acclim. France 49: 83. 1902. [wfo-0001289837]
homotypic Opuntia chlorotica var. gosseliniana (F.A.C.Weber) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 60: 159. 1988. [wfo-0001433096]
synonym Opuntia chlorotica var. gosseliniana (F.A.C.Weber) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 60: 159. 1988. [wfo-0001433096]
basionym Opuntia gosseliniana F.A.C.Weber in Bull. Soc. Natl. Acclim. France 49: 83. 1902. [wfo-0001289837]
synonym Opuntia violacea var. gosseliniana (F.A.C.Weber) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287156]
O. guatemalensis Britton & Rose Cactaceae 1: 218. 1919. [wfo-0000385845]
synonym Opuntia salvadorensis Britton & Rose Lista Pl. Salvador: 158. 1925. [wfo-0000385992]
O. guilanchi Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 265–266. 1908. [wfo-0001287404]
O. helleri K.Schum. ex B.L.Rob. in Proc. Amer. Acad. Arts 38: 180. 1902. [wfo-0001289397]
synonym Opuntia galapageia var. helleri Backeb. Cactaceae 1: 562. 1958. [wfo-0001289398]
O. hitchcockii G.J.Ortega in Bol. Pro-Cult. Reg. 1: 13. 1930. [wfo-0001289429]
O. hondurensis Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000385852]
homotypic Nopalea hondurensis (Standl.) Rebman in J. Arizona-Nevada Acad. Sci. 34: 45. 2002. [wfo-0000382576]
synonym Nopalea hondurensis (Standl.) Rebman in J. Arizona-Nevada Acad. Sci. 34: 45. 2002. [wfo-0000382576]
basionym Opuntia hondurensis Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 9: 316. 1940. [wfo-0000385852]
O. huajuapensis Bravo in Anales Inst. Biol. Univ. Nac. México 25: 484. 1954. [wfo-0001289887]
O. humifusa (Raf.) Raf. in Med. Fl. 2: 247. 1830. [wfo-0000385811]
basionym Cactus humifusus Raf. in Ann. Nat.: 15. 1820. [wfo-0000577909]
homotypic Opuntia compressa var. humifusa (Raf.) D.Weniger Cacti S. W.: 202. 1970. [wfo-0001433104]
homotypic Opuntia humifusa var. humifusa [wfo-0001254974]
homotypic Opuntia humifusa subsp. humifusa [wfo-0001286157]
synonym Cactus humifusus Raf. in Ann. Nat.: 15. 1820. [wfo-0000577909]
homotypic Opuntia compressa var. humifusa (Raf.) D.Weniger Cacti S. W.: 202. 1970. [wfo-0001433104]
homotypic Opuntia humifusa (Raf.) Raf. in Med. Fl. 2: 247. 1830. [wfo-0000385811]
homotypic Opuntia humifusa var. humifusa [wfo-0001254974]
homotypic Opuntia humifusa subsp. humifusa [wfo-0001286157]
synonym Cactus italicus Ten. Syll. Gen. Sp. Crypt.: 241. 1831. [wfo-0001288095]
synonym Cactus italicus Ten. ex Steud. Nomencl. Bot. 1: 246. 1840. [wfo-0001288096]
synonym Cactus opuntia var. vulgaris (Mill.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430282]
basionym Opuntia vulgaris Mill. Gard. Dict.: . 1768. [wfo-0000385881]
homotypic Platyopuntia vulgaris (Mill.) F.Ritter Kakteen Südamerika 1: 35. 1979. [wfo-0000398137]
synonym Opuntia allairei Griffiths Ill. Stud. Opuntia: 83–84, t. 5, t. 2, f. 2, t. 12, upper f., t.13, f. 9. 1909. [wfo-0001289833]
homotypic Opuntia compressa var. allairei (Griffiths) D.Weniger Cacti Southwest: 207. 1970. [wfo-0001219721]
synonym Opuntia calcicola Wherry in J. Wash. Acad. Sci. 16: 12, f. 1. 1926. [wfo-0001287365]
synonym Opuntia compressa var. allairei (Griffiths) D.Weniger Cacti Southwest: 207. 1970. [wfo-0001219721]
basionym Opuntia allairei Griffiths Ill. Stud. Opuntia: 83–84, t. 5, t. 2, f. 2, t. 12, upper f., t.13, f. 9. 1909. [wfo-0001289833]
synonym Opuntia compressa var. humifusa (Raf.) D.Weniger Cacti S. W.: 202. 1970. [wfo-0001433104]
basionym Cactus humifusus Raf. in Ann. Nat.: 15. 1820. [wfo-0000577909]
homotypic Opuntia humifusa (Raf.) Raf. in Med. Fl. 2: 247. 1830. [wfo-0000385811]
homotypic Opuntia humifusa var. humifusa [wfo-0001254974]
homotypic Opuntia humifusa subsp. humifusa [wfo-0001286157]
synonym Opuntia humifusa var. humifusa [wfo-0001254974]
basionym Cactus humifusus Raf. in Ann. Nat.: 15. 1820. [wfo-0000577909]
homotypic Opuntia compressa var. humifusa (Raf.) D.Weniger Cacti S. W.: 202. 1970. [wfo-0001433104]
homotypic Opuntia humifusa (Raf.) Raf. in Med. Fl. 2: 247. 1830. [wfo-0000385811]
homotypic Opuntia humifusa subsp. humifusa [wfo-0001286157]
synonym Opuntia humifusa subsp. humifusa [wfo-0001286157]
basionym Cactus humifusus Raf. in Ann. Nat.: 15. 1820. [wfo-0000577909]
homotypic Opuntia compressa var. humifusa (Raf.) D.Weniger Cacti S. W.: 202. 1970. [wfo-0001433104]
homotypic Opuntia humifusa (Raf.) Raf. in Med. Fl. 2: 247. 1830. [wfo-0000385811]
homotypic Opuntia humifusa var. humifusa [wfo-0001254974]
synonym Opuntia intermedia Salm-Dyck Hort. Dyck.: 364. 1834. [wfo-0000385827]
synonym Opuntia intermedia var. prostrata Salm-Dyck Cact. Hort. Dyck.: 69. 1850. [wfo-0001433218]
synonym Opuntia italica Ten. ex Pfeiff. Enum. Diagn. Cact.: 149. 1837. [wfo-0000385817]
synonym Opuntia prostrata Monv. & Lem. ex C.F.Först. Handb. Cacteenk.: 478. 1846. [wfo-0000386006]
synonym Opuntia rafinesquei Engelm. Descr. Cact. [G. Engelmann & J. Bigelow] 41, t. X, figs. 3-5; XXIII, figs. 7-8 (1856) [wfo-0001287386]
synonym Opuntia rafinesquei var. parva F.Haage & E.Schmidt in Verz. Blumenzeitung 1915: 29. 1915. [wfo-0001433325]
synonym Opuntia rafinesquiana Urlandt in Neubert's Deutsch. Gart.-Mag. 40: 156. 1887. [wfo-0001433326]
synonym Opuntia rubiflora Griffiths in Bull. Torrey Bot. Club 43: 529. 1916. [wfo-0000385971]
synonym Opuntia vulgaris Mill. Gard. Dict.: . 1768. [wfo-0000385881]
homotypic Cactus opuntia var. vulgaris (Mill.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430282]
homotypic Platyopuntia vulgaris (Mill.) F.Ritter Kakteen Südamerika 1: 35. 1979. [wfo-0000398137]
synonym Opuntia vulgaris var. major Salm-Dyck Observ. Bot. Hort. Dyck. 3: 9. 1822. [wfo-0001433389]
synonym Opuntia vulgaris var. media Salm-Dyck Observ. Bot. Hort. Dyck. 3: 9. 1822. [wfo-0001433390]
synonym Platyopuntia vulgaris (Mill.) F.Ritter Kakteen Südamerika 1: 35. 1979. [wfo-0000398137]
basionym Opuntia vulgaris Mill. Gard. Dict.: . 1768. [wfo-0000385881]
homotypic Cactus opuntia var. vulgaris (Mill.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430282]
O. hyptiacantha F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 894. 1898. [wfo-0001289895]
synonym Opuntia chavena Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 264–265. 1908. [wfo-0001289630]
synonym Opuntia cretochaeta Griffiths in Proc. Biol. Soc. Wash. 29: 11. 1916. [wfo-0001289897]
synonym Opuntia nigrita Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 169–170, t. 24. 1910. [wfo-0001289896]
synonym Opuntia tezontepecana Gallegos & Scheinvar in Novon 23: 158. 2014. [wfo-0001433363]
O. inaequilateralis A.Berger in Bot. Jahrb. Syst. 36: 453. 1905. [wfo-0000385806]
homotypic Platyopuntia inaequilateralis (A.Berger) F.Ritter Kakteen Südamerika 4: 1256. 1981. [wfo-0000398084]
synonym Opuntia inaequilateralis var. angustior (F.Ritter) R.Crook & Mottram in Bradleya 17: 113. 1999. [wfo-0001433215]
synonym Opuntia mantaroensis Guiggi in Phytotaxa 420(1): 37. 2019. [wfo-0001302922]
synonym Platyopuntia inaequilateralis (A.Berger) F.Ritter Kakteen Südamerika 4: 1256. 1981. [wfo-0000398084]
basionym Opuntia inaequilateralis A.Berger in Bot. Jahrb. Syst. 36: 453. 1905. [wfo-0000385806]
synonym Platyopuntia inaequilateralis var. angustior F.Ritter Kakteen Südamerika 4: 1257. 1981. [wfo-0001433745]
synonym Platyopuntia inaequilaterlis var. angustior F.Ritter Kakteen Südamerika 4: 1257. 1981. [wfo-0001287761]
O. inaperta (A.Schott ex Griffiths) D.R.Hunt in Cactaceae Consensus Init. 4: 5. 1997. [wfo-0001252371]
basionym Nopalea inaperta A.Schott ex Griffiths in Monatsschr. Kakteenk. 23: 139. 1913. [wfo-0001287069]
synonym Nopalea inaperta A.Schott ex Griffiths in Monatsschr. Kakteenk. 23: 139. 1913. [wfo-0001287069]
homotypic Opuntia inaperta (A.Schott ex Griffiths) D.R.Hunt in Cactaceae Consensus Init. 4: 5. 1997. [wfo-0001252371]
O. jaliscana Bravo in Cact. Suc. Mex. 17(4): 115, f. 67. 1972. [wfo-0001289880]
O. jamaicensis Britton & Harris in Torreya 11: 130. 1911. [wfo-0000385825]
O. joconostle F.A.C.Weber Cact. Util. Mexico: 120. 1928. [wfo-0001289901]
O. karwinskiana Salm-Dyck Cact. Hort. Dyck.: 239–240. 1850. [wfo-0001289920]
synonym Nopalea karwinskiana (Salm-Dyck) K.Schum. Gesamtbeschr. Kakt.: 752. 1897–1899. [wfo-0001289921]
synonym Opuntia nopalilla Karw. ex Salm-Dyck Cact. Hort. Dyck.: 68. 1850. [wfo-0000385623]
O. lagunae E.M.Baxter Anales Inst. Biol. Univ. Nac. México 1932, iii. 181. [wfo-0001289909]
O. lasiacantha Pfeiff. Enum. Diagn. Cact.: 160. 1837. [wfo-0001289894]
homotypic Opuntia megacantha f. lasiacantha (Pfeiff.) Schelle Kakteen: 69. 1926. [wfo-0001433254]
homotypic Opuntia megacantha var. lasiacantha (Pfeiff.) A.Berger in Bot. Jahrb. Syst. 36: 453. 1905. [wfo-0001433255]
synonym Opuntia chaetocarpa Griffiths in Proc. Biol. Soc. Wash. 27: 25. 1914. [wfo-0000386488]
synonym Opuntia megacantha f. lasiacantha (Pfeiff.) Schelle Kakteen: 69. 1926. [wfo-0001433254]
basionym Opuntia lasiacantha Pfeiff. Enum. Diagn. Cact.: 160. 1837. [wfo-0001289894]
homotypic Opuntia megacantha var. lasiacantha (Pfeiff.) A.Berger in Bot. Jahrb. Syst. 36: 453. 1905. [wfo-0001433255]
synonym Opuntia megacantha var. lasiacantha (Pfeiff.) A.Berger in Bot. Jahrb. Syst. 36: 453. 1905. [wfo-0001433255]
basionym Opuntia lasiacantha Pfeiff. Enum. Diagn. Cact.: 160. 1837. [wfo-0001289894]
homotypic Opuntia megacantha f. lasiacantha (Pfeiff.) Schelle Kakteen: 69. 1926. [wfo-0001433254]
synonym Opuntia rzedowskii Scheinvar in Anales Inst. Biol. Univ. Nac. Autón. México, Bot. 47–53: 123, f. 1–7. 1984. [wfo-0001289119]
synonym Opuntia zacuapanensis A.Berger Hort. Mortol.: 413. 1912. [wfo-0000385891]
O. leoglossa Font & M.Köhler [wfo-1200098348]
O. leucotricha DC. in Mém. Mus. Hist. Nat. 17: 119. 1828. [wfo-0001287130]
synonym Consolea leucacantha (Link & Otto) Lem. in Rev. Hort. 34: 174. 1862. [wfo-0000619498]
basionym Opuntia leucacantha Link & Otto ex Salm-Dyck Hort. Dyck.: 362. 1834. [wfo-0000385640]
homotypic Opuntia leucacantha Link & Otto ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0001433231]
synonym Nopalea angustifrons Lindb. in Acta Soc. Sci. Fenn. 10: 123. 1871. [wfo-0000378919]
synonym Opuntia durangensis Britton & Rose in Smithsonian Misc. Collect. 50(4): 518. 1908. [wfo-0001287071]
synonym Opuntia erythrocentron Lem. ex C.F.Först. Handb. Cacteenk.: 492. 1846. [wfo-0000385798]
synonym Opuntia fulvispina Salm-Dyck ex Pfeiff. Enum. Diagn. Cact.: 164. 1837. [wfo-0000385739]
synonym Opuntia fulvispina var. badia Salm-Dyck Cact. Hort. Dyck.: 65. 1850. [wfo-0001433173]
synonym Opuntia fulvispina var. laevior Salm-Dyck ex Pfeiff. Enum. Diagn. Cact.: 164. 1837. [wfo-0001433174]
synonym Opuntia gallegiana Scheinvar & Olalde in Novon 23: 332. 2014. [wfo-0001433188]
synonym Opuntia lanigera Parm. ex Pfeiff. Enum. Diagn. Cact.: 157. 1837. [wfo-0000385649]
synonym Opuntia leucacantha Link & Otto ex Salm-Dyck Hort. Dyck.: 362. 1834. [wfo-0000385640]
homotypic Consolea leucacantha (Link & Otto) Lem. in Rev. Hort. 34: 174. 1862. [wfo-0000619498]
homotypic Opuntia leucacantha Link & Otto ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0001433231]
synonym Opuntia leucacantha Link & Otto ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0001433231]
basionym Opuntia leucacantha Link & Otto ex Salm-Dyck Hort. Dyck.: 362. 1834. [wfo-0000385640]
homotypic Consolea leucacantha (Link & Otto) Lem. in Rev. Hort. 34: 174. 1862. [wfo-0000619498]
synonym Opuntia leucacantha var. laevior Salm-Dyck Cact. Hort. Dyck.: 47. 1850. [wfo-0001433232]
synonym Opuntia leucacantha var. subferox Salm-Dyck ex C.F.Först. Handb. Cacteenk.: 497. 1846. [wfo-0001433233]
synonym Opuntia leucantha Link & Otto ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0000385639]
synonym Opuntia leucosticta H.L.Wendl. ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0000385635]
synonym Opuntia leucotricha var. fulvispina F.A.C.Weber ex K.Schum. Gesamtbeschr. Kakt., Nachtr. 1: 157. 1903. [wfo-0001433234]
synonym Opuntia pyriformis Rose in Contr. U.S. Natl. Herb. 12(7): 292, t. 26, f. 35. 1909. [wfo-0001289869]
synonym Opuntia ritteri A.Berger Kakteen: 68. 1929. [wfo-0001289881]
synonym Opuntia rufescens Salm-Dyck ex C.F.Först. Handb. Cacteenk.: 493. 1846. [wfo-0000385977]
synonym Opuntia setocarpa Arreola-Nava, Guzm.-Hern. & Cuevas in Revista Mex. Biodivers. 88: 793. 2017. [wfo-0001433348]
synonym Opuntia subferox Schott ex Pfeiff. Enum. Diagn. Cact.: 167. 1837. [wfo-0000385849]
synonym Opuntia zamudioi Scheinvar in Cact. Suc. Mex. 44(4): 88–93, f. 1–6. 1999. [wfo-0001286170]
O. lindheimeri Engelm. in Boston J. Nat. Hist. 6(2): 207. 1850. [wfo-0001286998]
homotypic Opuntia engelmannii subsp. lindheimeri (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286440]
homotypic Opuntia engelmannii var. lindheimeri (Engelm.) B.D.Parfitt & Pinkava in Madroño 35(4): 346–347. 1989. [wfo-0001288332]
O. littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia littoralis var. littoralis [wfo-0001287226]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia littoralis var. piercei (Fosberg) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 270. 1965. [wfo-0001287409]
basionym Opuntia phaeacantha var. piercei Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 102–103. 1934. [wfo-0001235718]
homotypic Opuntia occidentalis var. piercei (Fosberg) Munz in Aliso 4: 94. 1958. [wfo-0001433054]
synonym Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
synonym Opuntia occidentalis var. littoralis (Engelm.) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433052]
basionym Opuntia engelmannii var. littoralis Engelm. in: Brewer, W.H., Bot. California 1: 248. 1876. [wfo-0001289862]
homotypic Opuntia engelmannii f. littoralis (Engelm.) Schelle Handb. Kakteenkult.: 52. 1907. [wfo-0001433144]
homotypic Opuntia lindheimeri var. littoralis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289863]
homotypic Opuntia littoralis (Engelm.) Cockerell in Bull. S. Calif. Acad. Sci. 4(1): 15. 1905. [wfo-0001287225]
homotypic Opuntia littoralis var. littoralis [wfo-0001287226]
homotypic Opuntia occidentalis var. littoralis (Engelm.) Parish ex Jeps. Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287356]
synonym Opuntia occidentalis var. piercei (Fosberg) Munz in Aliso 4: 94. 1958. [wfo-0001433054]
basionym Opuntia phaeacantha var. piercei Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 102–103. 1934. [wfo-0001235718]
homotypic Opuntia littoralis var. piercei (Fosberg) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 270. 1965. [wfo-0001287409]
synonym Opuntia phaeacantha var. piercei Fosberg in Bull. S. Calif. Acad. Sci. 33(2): 102–103. 1934. [wfo-0001235718]
homotypic Opuntia littoralis var. piercei (Fosberg) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 270. 1965. [wfo-0001287409]
homotypic Opuntia occidentalis var. piercei (Fosberg) Munz in Aliso 4: 94. 1958. [wfo-0001433054]
synonym Opuntia semispinosa Griffiths in Bull. Torrey Bot. Club 43(2): 89–90. 1916. [wfo-0001263783]
O. lutea (Rose) D.R.Hunt in Cactaceae Consensus Init. 4: 6. 1997. [wfo-0000385657]
basionym Nopalea lutea Rose in Contr. U.S. Natl. Herb. 12(9): 405, t. 58. 1909. [wfo-0000378852]
synonym Nopalea lutea Rose in Contr. U.S. Natl. Herb. 12(9): 405, t. 58. 1909. [wfo-0000378852]
homotypic Opuntia lutea (Rose) D.R.Hunt in Cactaceae Consensus Init. 4: 6. 1997. [wfo-0000385657]
O. macbridei Britton & Rose Cactaceae 4: 261, f. 238. 1923. [wfo-0001287458]
synonym Opuntia macbridei var. orbicularis Rauh & Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001289219]
O. mackensenii Rose in Contr. U.S. Natl. Herb. 13(9): 310, pl. 67. 1911. [wfo-0001289808]
synonym Opuntia mackensenii var. minor (M.S.Anthony) A.M.Powell & Weedin Cacti Trans-Pecos: 153. 2004. [wfo-0001433247]
basionym Opuntia macrocentra var. minor M.S.Anthony in Amer. Midl. Naturalist 55(1): 244–245, f. 21. 1956. [wfo-0001289842]
synonym Opuntia macrocentra var. minor M.S.Anthony in Amer. Midl. Naturalist 55(1): 244–245, f. 21. 1956. [wfo-0001289842]
homotypic Opuntia mackensenii var. minor (M.S.Anthony) A.M.Powell & Weedin Cacti Trans-Pecos: 153. 2004. [wfo-0001433247]
O. macrocentra Engelm. in Proc. Amer. Acad. Arts 3: 292. 1856. [wfo-0001287230]
synonym Opuntia shreveana C.Z.Nelson in Gatesburg Reg.: . 1915. [wfo-0001289841]
synonym Opuntia violacea Engelm. Not. Milit. Reconn. 2: 157. 1848. [wfo-0001286159]
synonym Opuntia violacea Engelm. ex B.D.Jacks. Index Kew. 2: 358. 1895. [wfo-0001287010]
synonym Opuntia violacea var. castetteri L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287011]
synonym Opuntia violacea var. macrocentra (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287157]
O. macrorhiza Engelm. in Boston J. Nat. Hist. 6(2): 206. 1850. [wfo-0001287376]
homotypic Opuntia compressa var. macrorhiza (Engelm.) L.D.Benson Cacti Ariz.: 50. 1950. [wfo-0001289810]
homotypic Opuntia macrorhiza subsp. macrorhiza [wfo-0001286160]
homotypic Opuntia macrorhiza var. macrorhiza [wfo-0001287415]
homotypic Opuntia mesacantha var. macrorhiza (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289804]
synonym Cactus tuberculatus Willd. Enum. Pl., Suppl.: 34. 1814. [wfo-0000578302]
synonym Opuntia compressa var. fuscoatra (Engelm.) D.Weniger Cacti Southwest: 207. 1970. [wfo-0001289834]
basionym Opuntia fuscoatra Engelm. in Proc. Amer. Acad. Arts 3: 297. 1856. [wfo-0001287375]
synonym Opuntia compressa var. macrorhiza (Engelm.) L.D.Benson Cacti Ariz.: 50. 1950. [wfo-0001289810]
basionym Opuntia macrorhiza Engelm. in Boston J. Nat. Hist. 6(2): 206. 1850. [wfo-0001287376]
homotypic Opuntia macrorhiza subsp. macrorhiza [wfo-0001286160]
homotypic Opuntia macrorhiza var. macrorhiza [wfo-0001287415]
homotypic Opuntia mesacantha var. macrorhiza (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289804]
synonym Opuntia compressa var. stenochila (Engelm. & J.M.Bigelow) D.Weniger Cacti Southwest: 211. 1970. [wfo-0001289812]
basionym Opuntia stenochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 296. 1856. [wfo-0001287390]
homotypic Opuntia mesacantha var. stenochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289806]
synonym Opuntia fuscoatra Engelm. in Proc. Amer. Acad. Arts 3: 297. 1856. [wfo-0001287375]
homotypic Opuntia compressa var. fuscoatra (Engelm.) D.Weniger Cacti Southwest: 207. 1970. [wfo-0001289834]
synonym Opuntia fusiformis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 43. 1857. [wfo-0000385735]
synonym Opuntia grandiflora Engelm. in Proc. Amer. Acad. Arts 3: 295. 1856. [wfo-0001287126]
homotypic Opuntia macrorhiza var. grandiflora (Engelm.) Bulot in Succulentes (France): . 2002. [wfo-0001433251]
synonym Opuntia greenei (J.M.Coult.) Engelm. ex Britton & Rose in Smithsonian Misc. Collect. 50: 523. 1908. [wfo-0001219719]
basionym Opuntia mesacantha var. greenii J.M.Coult. in Contr. U.S. Natl. Herb. 3: 431. 1896. [wfo-0001433266]
homotypic Opuntia macrorhiza var. greenii (J.M.Coult.) Bulot in Succulentes (France): . 2002. [wfo-0001433252]
synonym Opuntia leptocarpa Mackensen in Bull. Torrey Bot. Club 38: 141. 1911. [wfo-0000385652]
synonym Opuntia loomisii Peebles in Cact. Succ. J. (Los Angeles) 9: 109. 1938. [wfo-0001433244]
synonym Opuntia macrorhiza var. grandiflora (Engelm.) Bulot in Succulentes (France): . 2002. [wfo-0001433251]
basionym Opuntia grandiflora Engelm. in Proc. Amer. Acad. Arts 3: 295. 1856. [wfo-0001287126]
synonym Opuntia macrorhiza var. greenii (J.M.Coult.) Bulot in Succulentes (France): . 2002. [wfo-0001433252]
basionym Opuntia mesacantha var. greenii J.M.Coult. in Contr. U.S. Natl. Herb. 3: 431. 1896. [wfo-0001433266]
homotypic Opuntia greenei (J.M.Coult.) Engelm. ex Britton & Rose in Smithsonian Misc. Collect. 50: 523. 1908. [wfo-0001219719]
synonym Opuntia macrorhiza subsp. macrorhiza [wfo-0001286160]
basionym Opuntia macrorhiza Engelm. in Boston J. Nat. Hist. 6(2): 206. 1850. [wfo-0001287376]
homotypic Opuntia compressa var. macrorhiza (Engelm.) L.D.Benson Cacti Ariz.: 50. 1950. [wfo-0001289810]
homotypic Opuntia macrorhiza var. macrorhiza [wfo-0001287415]
homotypic Opuntia mesacantha var. macrorhiza (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289804]
synonym Opuntia macrorhiza var. macrorhiza [wfo-0001287415]
basionym Opuntia macrorhiza Engelm. in Boston J. Nat. Hist. 6(2): 206. 1850. [wfo-0001287376]
homotypic Opuntia compressa var. macrorhiza (Engelm.) L.D.Benson Cacti Ariz.: 50. 1950. [wfo-0001289810]
homotypic Opuntia macrorhiza subsp. macrorhiza [wfo-0001286160]
homotypic Opuntia mesacantha var. macrorhiza (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289804]
synonym Opuntia mesacantha var. grandiflora Engelm. in Contr. U.S. Natl. Herb. 3: 429. 1896. [wfo-0001433265]
synonym Opuntia mesacantha var. greenii J.M.Coult. in Contr. U.S. Natl. Herb. 3: 431. 1896. [wfo-0001433266]
homotypic Opuntia greenei (J.M.Coult.) Engelm. ex Britton & Rose in Smithsonian Misc. Collect. 50: 523. 1908. [wfo-0001219719]
homotypic Opuntia macrorhiza var. greenii (J.M.Coult.) Bulot in Succulentes (France): . 2002. [wfo-0001433252]
synonym Opuntia mesacantha var. macrorhiza (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289804]
basionym Opuntia macrorhiza Engelm. in Boston J. Nat. Hist. 6(2): 206. 1850. [wfo-0001287376]
homotypic Opuntia compressa var. macrorhiza (Engelm.) L.D.Benson Cacti Ariz.: 50. 1950. [wfo-0001289810]
homotypic Opuntia macrorhiza subsp. macrorhiza [wfo-0001286160]
homotypic Opuntia macrorhiza var. macrorhiza [wfo-0001287415]
synonym Opuntia mesacantha var. oplocarpa J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431. 1896. [wfo-0001219715]
homotypic Opuntia rafinesquei f. oplocarpa (J.M.Coult.) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001219718]
synonym Opuntia mesacantha var. stenochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289806]
basionym Opuntia stenochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 296. 1856. [wfo-0001287390]
homotypic Opuntia compressa var. stenochila (Engelm. & J.M.Bigelow) D.Weniger Cacti Southwest: 211. 1970. [wfo-0001289812]
synonym Opuntia rafinesquei var. fusiformis Engelm. in Pacif. Railr. Rep., Bot. 4(5): 43. 1856. [wfo-0001433322]
synonym Opuntia rafinesquei var. grandiflora Engelm. Descr. Cact.: 55. 1856. [wfo-0001433323]
synonym Opuntia rafinesquei f. oplocarpa (J.M.Coult.) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001219718]
basionym Opuntia mesacantha var. oplocarpa J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431. 1896. [wfo-0001219715]
synonym Opuntia roseana Mackensen in Bull. Torrey Bot. Club 38: 142. 1911. [wfo-0000385976]
synonym Opuntia seguina C.Z.Nelson in Trans. Illinois State Acad. Sci. 12: 120. 1919. [wfo-0000390782]
synonym Opuntia sphaerocarpa Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 47. 1857. [wfo-0000386073]
synonym Opuntia stenochila Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 296. 1856. [wfo-0001287390]
homotypic Opuntia compressa var. stenochila (Engelm. & J.M.Bigelow) D.Weniger Cacti Southwest: 211. 1970. [wfo-0001289812]
homotypic Opuntia mesacantha var. stenochila (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 430. 1896. [wfo-0001289806]
synonym Opuntia tuberculata (Willd.) Haw. Suppl. Pl. Succ.: 80. 1819. [wfo-0000386056]
synonym Opuntia xanthoglochia Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 166. 1910. [wfo-0000385894]
O. martiniana (L.D.Benson) B.D.Parfitt in Syst. Bot. 5(4): 416. 1980. [wfo-0001287000]
basionym Opuntia macrocentra var. martiniana L.D.Benson Cacti Ariz.: 64. 1950. [wfo-0001287343]
homotypic Opuntia littoralis var. martiniana (L.D.Benson) L.D.Benson in Ann. Missouri Bot. Gard. 52: 270. 1965. [wfo-0001433238]
synonym Opuntia littoralis var. martiniana (L.D.Benson) L.D.Benson in Ann. Missouri Bot. Gard. 52: 270. 1965. [wfo-0001433238]
basionym Opuntia macrocentra var. martiniana L.D.Benson Cacti Ariz.: 64. 1950. [wfo-0001287343]
homotypic Opuntia martiniana (L.D.Benson) B.D.Parfitt in Syst. Bot. 5(4): 416. 1980. [wfo-0001287000]
synonym Opuntia macrocentra var. martiniana L.D.Benson Cacti Ariz.: 64. 1950. [wfo-0001287343]
homotypic Opuntia littoralis var. martiniana (L.D.Benson) L.D.Benson in Ann. Missouri Bot. Gard. 52: 270. 1965. [wfo-0001433238]
homotypic Opuntia martiniana (L.D.Benson) B.D.Parfitt in Syst. Bot. 5(4): 416. 1980. [wfo-0001287000]
O. matudae Scheinvar in Phytologia 49: 324. 1981. [wfo-0000385619]
O. megacantha Salm-Dyck Hort. Dyck.: 363. 1834. [wfo-0000385615]
homotypic Opuntia robusta var. megacantha (Salm-Dyck) Schelle Handb. Kakteenkult.: 57. 1907. [wfo-0001433334]
synonym Opuntia robusta var. megacantha (Salm-Dyck) Schelle Handb. Kakteenkult.: 57. 1907. [wfo-0001433334]
basionym Opuntia megacantha Salm-Dyck Hort. Dyck.: 363. 1834. [wfo-0000385615]
O. megapotamica Arechav. in Anales Mus. Nac. Montevideo 1: 42. 1905. [wfo-0001256652]
O. megapotamica var. chadihuensis Oakley & Villamil Botany (Ottawa) 95: 115. 2017. [wfo-0001433258]
O. megapotamica var. megapotamica [wfo-0001434903]
synonym Opuntia atrovirens Speg. in Anales Soc. Ci. Argent. 99: 91. 1925. [wfo-0000386509]
synonym Opuntia monacantha subsp. brunneogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263003]
basionym Platyopuntia brunneogemmia F.Ritter Kakteen Südamerika 1: 34. 1979. [wfo-0001263004]
homotypic Opuntia brunneogemmia (F.Ritter) Schlindw. in Bradleya 13: 29. 1995. [wfo-0000386478]
synonym Opuntia pituitosa (F.Ritter) Iliff in Cactaceae Consensus Init. 2: 9. 1997. [wfo-0001254424]
basionym Platyopuntia pituitosa F.Ritter Kakteen Südamerika 2: 404. 1980. [wfo-0001254423]
synonym Opuntia prasina Speg. in Anales Soc. Ci. Argent. 99: 103. 1925. [wfo-0000386007]
synonym Platyopuntia brunneogemmia F.Ritter Kakteen Südamerika 1: 34. 1979. [wfo-0001263004]
homotypic Opuntia brunneogemmia (F.Ritter) Schlindw. in Bradleya 13: 29. 1995. [wfo-0000386478]
homotypic Opuntia monacantha subsp. brunneogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263003]
synonym Platyopuntia pituitosa F.Ritter Kakteen Südamerika 2: 404. 1980. [wfo-0001254423]
homotypic Opuntia pituitosa (F.Ritter) Iliff in Cactaceae Consensus Init. 2: 9. 1997. [wfo-0001254424]
O. megapotamica var. salagria (A.Cast.) Oakley in Botany (Ottawa) 95: 115. 2017. [wfo-0001433259]
basionym Opuntia salagria A.Cast. in Lilloa 27: 85, f. 2. 1955. [wfo-0001289354]
homotypic Opuntia megapotamica subsp. salagria (A.Cast.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433257]
synonym Opuntia megapotamica subsp. salagria (A.Cast.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433257]
basionym Opuntia salagria A.Cast. in Lilloa 27: 85, f. 2. 1955. [wfo-0001289354]
homotypic Opuntia megapotamica var. salagria (A.Cast.) Oakley in Botany (Ottawa) 95: 115. 2017. [wfo-0001433259]
synonym Opuntia salagria A.Cast. in Lilloa 27: 85, f. 2. 1955. [wfo-0001289354]
homotypic Opuntia megapotamica subsp. salagria (A.Cast.) Guiggi in Cactology 5 (Suppl. V): 1. 2017. [wfo-0001433257]
homotypic Opuntia megapotamica var. salagria (A.Cast.) Oakley in Botany (Ottawa) 95: 115. 2017. [wfo-0001433259]
O. megarrhiza Rose in Contr. U.S. Natl. Herb. 10: 126. 1906. [wfo-0001289835]
synonym Opuntia macrorhiza subsp. potosina (Hern.-Valencia) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286165]
basionym Opuntia macrorhiza var. potosina Hern.-Valencia in in Acta Ci. Potos. 10: 155. 1988. [wfo-0001286166]
synonym Opuntia macrorhiza var. potosina Hern.-Valencia in in Acta Ci. Potos. 10: 155. 1988. [wfo-0001286166]
homotypic Opuntia macrorhiza subsp. potosina (Hern.-Valencia) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286165]
synonym Opuntia megarrhiza subsp. megarrhiza [wfo-0001286163]
O. megasperma J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 46. 1933. [wfo-0001289401]
homotypic Opuntia galapageia subsp. megasperma (J.T.Howell) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433176]
synonym Opuntia galapageia subsp. megasperma (J.T.Howell) Guiggi in Cactology 5 (Suppl. 8): 11. 2020. [wfo-0001433176]
basionym Opuntia megasperma J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 46. 1933. [wfo-0001289401]
O. megasperma var. megasperma [wfo-0001289402]
synonym Opuntia echios var. typica J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 51. 1933. [wfo-0001433136]
synonym Opuntia megasperma subsp. typica J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 47. 1933. [wfo-0001433261]
O. megasperma var. mesophytica Lundh in Madroño 20: 254. 1970. [wfo-0001433262]
O. megasperma var. orientalis (J.T.Howell) D.M.Porter in Madroño 25: 58. 1978. [wfo-0001433263]
basionym Opuntia megasperma subsp. orientalis J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001433260]
homotypic Opuntia galapageia subvar. orientalis (J.T.Howell) Backeb. Cactaceae 1: 562. 1958. [wfo-0001433181]
synonym Opuntia galapageia subvar. orientalis (J.T.Howell) Backeb. Cactaceae 1: 562. 1958. [wfo-0001433181]
basionym Opuntia megasperma subsp. orientalis J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001433260]
homotypic Opuntia megasperma var. orientalis (J.T.Howell) D.M.Porter in Madroño 25: 58. 1978. [wfo-0001433263]
synonym Opuntia megasperma subsp. orientalis J.T.Howell in Proc. Calif. Acad. Sci., ser. 4, 21: 48. 1933. [wfo-0001433260]
homotypic Opuntia galapageia subvar. orientalis (J.T.Howell) Backeb. Cactaceae 1: 562. 1958. [wfo-0001433181]
homotypic Opuntia megasperma var. orientalis (J.T.Howell) D.M.Porter in Madroño 25: 58. 1978. [wfo-0001433263]
O. mesacantha Raf. in: Seringe, N. C., Bull. Bot.: 216. 1830. [wfo-0001289803]
O. mesacantha subsp. lata (Small) Majure in Phytoneuron 2014-106: 1. 2014. [wfo-0001433264]
basionym Opuntia lata Small in J. New York Bot. Gard. 20: 26. 1919. [wfo-0001287476]
synonym Opuntia eburnispina Small Cactaceae 4: 260. 1923. [wfo-0001287121]
synonym Opuntia impedata Small ex Britton & Rose Cactaceae 4: 257, f. 235. 1923. [wfo-0001287473]
synonym Opuntia lata Small in J. New York Bot. Gard. 20: 26. 1919. [wfo-0001287476]
homotypic Opuntia mesacantha subsp. lata (Small) Majure in Phytoneuron 2014-106: 1. 2014. [wfo-0001433264]
synonym Opuntia macrarthra Gibbes in Proc. Elliott Soc. Nat. Hist. Charleston 1: 273. 1859. [wfo-0001433249]
synonym Opuntia youngii C.Z.Nelson in Trans. Illinois State Acad. Sci. 12: 119. 1919. [wfo-0000390793]
O. mesacantha subsp. mesacantha [wfo-0001434904]
synonym Opuntia pollardii Britton & Rose in Smithsonian Misc. Collect. 50: 523. 1907. [wfo-0001287075]
O. microdasys (Lehm.) Pfeiff. Enum. Diagn. Cact.: 154. 1837. [wfo-0000385628]
basionym Cactus microdasys Lehm. Index Sem. (Hamburg): 16. 1827. [wfo-0000578000]
homotypic Opuntia microdasys subsp. microdasys [wfo-0001286167]
synonym Cactus microdasys Lehm. Index Sem. (Hamburg): 16. 1827. [wfo-0000578000]
homotypic Opuntia microdasys (Lehm.) Pfeiff. Enum. Diagn. Cact.: 154. 1837. [wfo-0000385628]
homotypic Opuntia microdasys subsp. microdasys [wfo-0001286167]
synonym Opuntia herrfeldtii Kupper in Monatsschr. Kakteenk.: 212. 1930. [wfo-0001289724]
synonym Opuntia lubrica Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 169, t. 23. 1910. [wfo-0001289795]
synonym Opuntia macrocalyx Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 268–269, pl. 28. 1908. [wfo-0001289632]
synonym Opuntia microdasys subvar. albiflora Backeb. Cactaceae 6: 3623. 1962. [wfo-0001433270]
synonym Opuntia microdasys var. albispina Fobe & Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001289692]
synonym Opuntia microdasys var. laevior Salm-Dyck Cact. Hort. Dyck.: 241. 1850. [wfo-0001289693]
synonym Opuntia microdasys subsp. microdasys [wfo-0001286167]
basionym Cactus microdasys Lehm. Index Sem. (Hamburg): 16. 1827. [wfo-0000578000]
homotypic Opuntia microdasys (Lehm.) Pfeiff. Enum. Diagn. Cact.: 154. 1837. [wfo-0000385628]
synonym Opuntia microdasys var. minor Salm-Dyck Hort. Dyck.: 186. 1834. [wfo-0001289694]
homotypic Opuntia microdasys f. minor (Salm-Dyck) Schelle Handb. Kakteenkult.: 47. 1907. [wfo-0001433269]
synonym Opuntia microdasys f. minor (Salm-Dyck) Schelle Handb. Kakteenkult.: 47. 1907. [wfo-0001433269]
basionym Opuntia microdasys var. minor Salm-Dyck Hort. Dyck.: 186. 1834. [wfo-0001289694]
synonym Opuntia microdasys var. pallida Borg Cacti: 83. 1951. [wfo-0001289691]
synonym Opuntia pulvinata DC. in Mém. Mus. Hist. Nat. 17: 119. 1828. [wfo-0000386001]
O. militaris Britton & Rose Cactaceae 1: 104, f. 127. 1919. [wfo-0001219714]
O. monacantha (Willd.) Haw. Suppl. Pl. Succ.: 81. 1819. [wfo-0000386588]
basionym Cactus monacanthos Willd. Enum. Pl. Suppl.: 33. 1813. [wfo-0000578011]
synonym Cactus monacanthos Willd. Enum. Pl. Suppl.: 33. 1813. [wfo-0000578011]
homotypic Opuntia monacantha (Willd.) Haw. Suppl. Pl. Succ.: 81. 1819. [wfo-0000386588]
synonym Cactus opuntia var. parvifolius Risso Hist. Nat. Prod. Eur. Mérid. 2: 172. 1826. [wfo-0001430280]
synonym Cactus urumbeba Vell. Fl. Flumin.: 207. 1829. [wfo-0000578317]
homotypic Opuntia urumbea (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433375]
homotypic Opuntia urumbeba (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433376]
synonym Opuntia deflexa Lem. Cact. Gen. Sp. Nov.: 68. 1839. [wfo-0000386559]
synonym Opuntia gracilior Lem. Cact. Gen. Sp. Nov.: 68. 1839. [wfo-0000385840]
synonym Opuntia lemaireana Console ex Bois Dict. Hort.: 894. 1898. [wfo-0000385644]
homotypic Opuntia vulgaris var. lemaireana (Console ex Bois) Backeb. Cactaceae 1: 400. 1958. [wfo-0001433388]
synonym Opuntia monacantha var. deflexa Salm-Dyck Cact. Hort. Dyck.: 66. 1850. [wfo-0001433279]
synonym Opuntia monacantha var. gracilior Lem. Cact. Gen. Sp. Nov.: 68. 1839. [wfo-0001433280]
synonym Opuntia monacantha var. variegata Anon. in Gard. Chron., n.s., 2: 49. 1874. [wfo-0001433281]
synonym Opuntia roxburghiana Voigt Hort. Suburb. Calcutt.: 62. 1845. [wfo-0000385973]
synonym Opuntia urumbea (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433375]
basionym Cactus urumbeba Vell. Fl. Flumin.: 207. 1829. [wfo-0000578317]
homotypic Opuntia urumbeba (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433376]
synonym Opuntia urumbeba (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433376]
basionym Cactus urumbeba Vell. Fl. Flumin.: 207. 1829. [wfo-0000578317]
homotypic Opuntia urumbea (Vell.) Steud. Nomencl. Bot. 2: 222. 1841. [wfo-0001433375]
synonym Opuntia vulgaris var. lemaireana (Console ex Bois) Backeb. Cactaceae 1: 400. 1958. [wfo-0001433388]
basionym Opuntia lemaireana Console ex Bois Dict. Hort.: 894. 1898. [wfo-0000385644]
O. nemoralis Griffiths in Monatsschr. Kakteenk. 23: 133. 1913. [wfo-0000386536]
synonym Opuntia macateei Britton & Rose Cactaceae 1: 221, f. 292–293. 1919. [wfo-0000385656]
O. occidentalis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 38. 1857. [wfo-0000385714]
homotypic Opuntia lindheimeri var. occidentalis (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 421. 1896. [wfo-0001433237]
homotypic Opuntia occidentalis var. occidentalis [wfo-0001287407]
synonym Opuntia lindheimeri var. occidentalis (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 421. 1896. [wfo-0001433237]
basionym Opuntia occidentalis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 38. 1857. [wfo-0000385714]
homotypic Opuntia occidentalis var. occidentalis [wfo-0001287407]
synonym Opuntia occidentalis var. occidentalis [wfo-0001287407]
basionym Opuntia occidentalis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): 38. 1857. [wfo-0000385714]
homotypic Opuntia lindheimeri var. occidentalis (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 421. 1896. [wfo-0001433237]
O. ochrocentra Small ex Britton & Rose Cactaceae 4: 262-263. 1923. [wfo-0001287382]
O. orbiculata Salm-Dyck ex Pfeiff. Enum. Diagn. Cact.: 156. 1837. [wfo-0001256655]
synonym Opuntia crinifera Salm-Dyck ex Pfeiff. Enum. Diagn. Cact.: 157. 1837. [wfo-0000386145]
synonym Opuntia crinifera var. lanigera Pfeiff. Enum. Diagn. Cact.: 157. 1837. [wfo-0001433114]
synonym Opuntia lanigera Salm-Dyck Cact. Hort. Dyck.: 65. 1845. [wfo-0000385648]
synonym Opuntia metternichii Salm-Dyck Cact. Hort. Dyck.: 46. 1845. [wfo-0000385617]
synonym Opuntia pintadera Salm-Dyck Cact. Hort. Dyck.: 47. 1845. [wfo-0000385687]
synonym Opuntia senilis Parm. ex Pfeiff. Enum. Diagn. Cact.: 157. 1837. [wfo-0000386078]
O. oricola Philbrick in Cact. Succ. J. (Los Angeles) 36(6): 163–165. 1964. [wfo-0001287410]
O. pachyrrhiza H.M.Hern., Gómez-Hin. & Bárcenas in Novon 11(3): 309–314, f. 1–3. 2001. [wfo-0001261461]
homotypic Opuntia megarrhiza subsp. pachyrrhiza (H.M.Hern., Gómez-Hin. & Bárcenas) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286164]
synonym Opuntia megarrhiza subsp. pachyrrhiza (H.M.Hern., Gómez-Hin. & Bárcenas) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286164]
basionym Opuntia pachyrrhiza H.M.Hern., Gómez-Hin. & Bárcenas in Novon 11(3): 309–314, f. 1–3. 2001. [wfo-0001261461]
O. pailana Weing. in Monatsschr. Deutsch. Kakteen-Ges. 9: 167. 1929. [wfo-0001289888]
O. parviclada S.Arias & Gama Fl. Valle Tehuacán-Cuicatlán 14: 125. 1997. [wfo-0001256656]
O. penicilligera Speg. Nov. Add. Fl. Patag. 4: 291. 1902. [wfo-0001289349]
O. pennellii Britton & Rose Cactaceae 1: 115. 1919. [wfo-0000385723]
O. perotensis Scheinvar, Olalde & Gallegos in Bot. Sci. 93: 34. 2015. [wfo-0001433290]
O. phaeacantha Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 51–52. 1849. [wfo-0001287002]
synonym Opuntia angustata Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 292. 1856. [wfo-0001287362]
synonym Opuntia blakeana Rose in Contr. U.S. Natl. Herb. 12: 402. 1909. [wfo-0000386514]
synonym Opuntia canada Griffiths Ill. Stud. Opuntia: 90–91, t. 6, lower f., t. 2, f. 6, t. 13, f. 2, 12. 1909. [wfo-0001287116]
homotypic Opuntia laevis var. canada (Griffiths) Peebles in Cact. Succ. J. (Los Angeles) 9: 68. 1937. [wfo-0001433223]
synonym Opuntia chihuahuensis Rose in Contr. U.S. Natl. Herb. 12(7): 291–292. 1909. [wfo-0001287220]
homotypic Opuntia phaeacantha var. chihuahuensis (Rose) Bravo in Cact. Suc. Mex. 19(2): 47. 1974. [wfo-0001289843]
synonym Opuntia comanchica Urlandt in Neubert's Deutsch. Gart.-Mag. 40: 156. 1887. [wfo-0001433102]
synonym Opuntia confusa Griffiths in Proc. Biol. Soc. Wash. 27: 28. 1914. [wfo-0000386591]
synonym Opuntia cyclodes (Engelm. & J.M.Bigelow) Rose in Contr. U.S. Natl. Herb. 13(9): 309. 1911. [wfo-0001289851]
basionym Opuntia engelmannii var. cyclodes Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287370]
homotypic Opuntia lindheimeri var. cyclodes (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289849]
synonym Opuntia dulcis Engelm. in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287368]
homotypic Opuntia engelmannii var. dulcis (Engelm.) J.M.Coult. ex K.Schum. Gesamtbeschr. Kakt.: 725. 1897–1899. [wfo-0001289845]
homotypic Opuntia lindheimeri var. dulcis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 421. 1896. [wfo-0001289844]
synonym Opuntia engelmannii var. cyclodes Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287370]
homotypic Opuntia cyclodes (Engelm. & J.M.Bigelow) Rose in Contr. U.S. Natl. Herb. 13(9): 309. 1911. [wfo-0001289851]
homotypic Opuntia lindheimeri var. cyclodes (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289849]
synonym Opuntia engelmannii var. dulcis (Engelm.) J.M.Coult. ex K.Schum. Gesamtbeschr. Kakt.: 725. 1897–1899. [wfo-0001289845]
basionym Opuntia dulcis Engelm. in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287368]
homotypic Opuntia lindheimeri var. dulcis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 421. 1896. [wfo-0001289844]
synonym Opuntia engelmannii var. wootonii (Griffiths) Fosberg in Bull. S. Calif. Acad. Sci. 30: 71. 1931. [wfo-0001263049]
synonym Opuntia eocarpa Griffiths in Proc. Biol. Soc. Wash. 29: 11. 1916. [wfo-0000386547]
synonym Opuntia gilvescens Griffiths in Rep. (Annual) Missouri Bot. Gard.: 87–88. 1909. [wfo-0001289850]
synonym Opuntia gregoriana Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 26. 1912. [wfo-0000385837]
synonym Opuntia hanburyana F.A.C.Weber ex A.Berger in Gard. Chron., ser 3, 1904(1): 34. 1904. [wfo-0000385866]
synonym Opuntia laevis var. canada (Griffiths) Peebles in Cact. Succ. J. (Los Angeles) 9: 68. 1937. [wfo-0001433223]
basionym Opuntia canada Griffiths Ill. Stud. Opuntia: 90–91, t. 6, lower f., t. 2, f. 6, t. 13, f. 2, 12. 1909. [wfo-0001287116]
synonym Opuntia lindheimeri var. cyclodes (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 422. 1896. [wfo-0001289849]
basionym Opuntia engelmannii var. cyclodes Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287370]
homotypic Opuntia cyclodes (Engelm. & J.M.Bigelow) Rose in Contr. U.S. Natl. Herb. 13(9): 309. 1911. [wfo-0001289851]
synonym Opuntia lindheimeri var. dulcis (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 421. 1896. [wfo-0001289844]
basionym Opuntia dulcis Engelm. in Proc. Amer. Acad. Arts 3: 291. 1856. [wfo-0001287368]
homotypic Opuntia engelmannii var. dulcis (Engelm.) J.M.Coult. ex K.Schum. Gesamtbeschr. Kakt.: 725. 1897–1899. [wfo-0001289845]
synonym Opuntia mesacantha var. sphaerocarpa J.M.Coult. ex Wooton & Standl. in Contr. U.S. Natl. Herb. 19: 446. 1915. [wfo-0001433268]
synonym Opuntia mohavensis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4(5): t. 9, f. 6-8. 1857. [wfo-0000386590]
synonym Opuntia mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287339]
synonym Opuntia phaeacantha f. brunnea (Engelm.) Schelle Kakteen: 72. 1926. [wfo-0001433291]
basionym Opuntia phaeacantha var. brunnea Engelm. in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287384]
synonym Opuntia phaeacantha var. brunnea Engelm. in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287384]
homotypic Opuntia phaeacantha f. brunnea (Engelm.) Schelle Kakteen: 72. 1926. [wfo-0001433291]
synonym Opuntia phaeacantha var. camanchica (Engelm. & J.M.Bigelow) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287134]
basionym Opuntia camanchica Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001239482]
homotypic Opuntia phaeacantha subsp. camanchica (Engelm. & J.M.Bigelow) Borg Cacti: 96. 1951. [wfo-0001263048]
synonym Opuntia phaeacantha subsp. camanchica (Engelm. & J.M.Bigelow) Borg Cacti: 96. 1951. [wfo-0001263048]
basionym Opuntia camanchica Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001239482]
homotypic Opuntia phaeacantha var. camanchica (Engelm. & J.M.Bigelow) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287134]
synonym Opuntia phaeacantha var. castorea S.L.Welsh & N.D.Atwood Utah Fl.: 75. 2003. [wfo-0001433293]
synonym Opuntia phaeacantha var. chihuahuensis (Rose) Bravo in Cact. Suc. Mex. 19(2): 47. 1974. [wfo-0001289843]
basionym Opuntia chihuahuensis Rose in Contr. U.S. Natl. Herb. 12(7): 291–292. 1909. [wfo-0001287220]
synonym Opuntia phaeacantha var. major Engelm. in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287005]
synonym Opuntia phaeacantha var. mojavensis (Engelm. & J.M.Bigelow) Fosberg in Bull. S. Calif. Acad. Sci. 33: 103. 1934. [wfo-0001433296]
synonym Opuntia phaeacantha subsp. mojavensis (Engelm. & J.M.Bigelow) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433292]
synonym Opuntia phaeacantha var. nigricans Engelm. in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287006]
synonym Opuntia phaeacantha var. phaeacantha [wfo-0001287007]
synonym Opuntia phaeacantha var. superbospina (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 79. 1974. [wfo-0001433297]
basionym Opuntia superbospina Griffiths in Proc. Biol. Soc. Washington 29(3): 13. 1916. [wfo-0001256659]
synonym Opuntia phaeacantha var. wootonii (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287137]
synonym Opuntia platyacantha f. mojavensis (Engelm. & J.M.Bigelow) Schelle Kakteen: 72. 1926. [wfo-0001433300]
synonym Opuntia procumbens Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 292. 1856. [wfo-0001287385]
synonym Opuntia recurvospina Griffiths in Proc. Biol. Soc. Wash. 29: 12. 1916. [wfo-0000386021]
synonym Opuntia rubrifolia Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 424. 1896. [wfo-0000385989]
synonym Opuntia superbospina Griffiths in Proc. Biol. Soc. Washington 29(3): 13. 1916. [wfo-0001256659]
homotypic Opuntia phaeacantha var. superbospina (Griffiths) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 79. 1974. [wfo-0001433297]
synonym Opuntia toumeyi Rose in Contr. U.S. Natl. Herb. 12: 402. 1909. [wfo-0000386058]
synonym Opuntia wootonii Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 171. 1910. [wfo-0001256668]
synonym Opuntia zuniensis Griffiths in Bull. Torrey Bot. Club 43(2): 86–87. 1916. [wfo-0001289846]
O. pilifera F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 894. 1898. [wfo-0001289886]
synonym Opuntia pilifera var. aurantiisaeta Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433298]
O. pinkavae B.D.Parfitt in Rhodora 99(899): 223–227, f. 1. 1998. [wfo-0001243506]
synonym Opuntia basilaris var. woodburyi W.H.Earle in Saguaroland Bull. 34(3): 15. 1980. [wfo-0001433086]
homotypic Opuntia erinacea var. woodburyi (W.H.Earle) S.L.Welsh Utah Fl.: 83. 2015. [wfo-0001433153]
synonym Opuntia erinacea var. woodburyi (W.H.Earle) S.L.Welsh Utah Fl.: 83. 2015. [wfo-0001433153]
basionym Opuntia basilaris var. woodburyi W.H.Earle in Saguaroland Bull. 34(3): 15. 1980. [wfo-0001433086]
O. pittieri Britton & Rose Cactaceae 1: 188. 1919. [wfo-0000385686]
synonym Opuntia bella Britton & Rose Cactaceae 1: 111. 1919. [wfo-0000386677]
O. polyacantha Haw. Suppl. Pl. Succ.: 82. 1819. [wfo-0001287039]
synonym Cactus ferox Nutt. Gen. N. Amer. Pl.: 296. 1818. [wfo-0000577828]
synonym Opuntia arrastradillo Backeb. in Cactus (Paris) 36: 181. 1953. [wfo-0001289912]
synonym Opuntia barbata K.Brandegee ex J.A.Purpus in Monatsschr. Kakteenk. 10: 97. 1900. [wfo-0000386522]
synonym Opuntia barbata var. gracillima K.Brandegee ex J.A.Purpus in Monatsschr. Kakteenk. 10: 110. 1900. [wfo-0001433077]
synonym Opuntia erinacea var. utahensis (Engelm.) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001286996]
basionym Opuntia sphaerocarpa var. utahensis Engelm. in Trans. Acad. Sci. St. Louis 11: 199. 1863. [wfo-0001289954]
homotypic Opuntia polyacantha var. utahensis (Engelm.) Bulot Succulentes 2002(numéro spécial): 39-40. [Apr 2002] [wfo-0001434905]
synonym Opuntia media Haw. Suppl. Pl. Succ.: 82. 1819. [wfo-0000385616]
synonym Opuntia missouriensis var. elongata Salm-Dyck Cact. Hort. Dyck.: 46. 1845. [wfo-0001433274]
synonym Opuntia missouriensis var. microsperma Engelm. in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001433275]
synonym Opuntia missouriensis var. rufispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001289952]
homotypic Opuntia polyacantha var. rufispina (Engelm. & J.M.Bigelow) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287140]
synonym Opuntia missouriensis var. salmonea Späth ex J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 63. 1925. [wfo-0001433276]
synonym Opuntia missouriensis var. subinermis Engelm. in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001433277]
synonym Opuntia polyacantha var. borealis J.M.Coult. in Contr. U.S. Natl. Herb. 3: 436. 1896. [wfo-0001433309]
homotypic Opuntia polyacantha subsp. borealis (J.M.Coult.) Piper & Beattie Fl. N.W. Coast: 244. 1915. [wfo-0001433307]
synonym Opuntia polyacantha subsp. borealis (J.M.Coult.) Piper & Beattie Fl. N.W. Coast: 244. 1915. [wfo-0001433307]
basionym Opuntia polyacantha var. borealis J.M.Coult. in Contr. U.S. Natl. Herb. 3: 436. 1896. [wfo-0001433309]
synonym Opuntia polyacantha var. erythrostema J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 63. 1925. [wfo-0001433310]
synonym Opuntia polyacantha var. rufispina (Engelm. & J.M.Bigelow) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287140]
basionym Opuntia missouriensis var. rufispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001289952]
synonym Opuntia polyacantha var. salmonea J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 63. 1925. [wfo-0001433312]
synonym Opuntia polyacantha var. schweriniana (K.Schum.) Backeb. Cactaceae 1: 607. 1958. [wfo-0001289670]
basionym Opuntia schweriniana K.Schum. in Monatsschr. Kakteenk. 9: 148. 1899. [wfo-0001289669]
synonym Opuntia polyacantha var. spirocentra J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 63. 1925. [wfo-0001433313]
synonym Opuntia polyacantha var. subinermis J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 62. 1925. [wfo-0001433314]
synonym Opuntia polyacantha var. utahensis (Engelm.) Bulot Succulentes 2002(numéro spécial): 39-40. [Apr 2002] [wfo-0001434905]
basionym Opuntia sphaerocarpa var. utahensis Engelm. in Trans. Acad. Sci. St. Louis 11: 199. 1863. [wfo-0001289954]
homotypic Opuntia erinacea var. utahensis (Engelm.) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001286996]
synonym Opuntia polyacantha var. watsonii J.M.Coult. in Contr. U.S. Natl. Herb. 3: 437. 1896. [wfo-0001433315]
synonym Opuntia rutila Nutt. in Fl. N. Amer. 1: 555. 1840. [wfo-0000385996]
synonym Opuntia schweriniana K.Schum. in Monatsschr. Kakteenk. 9: 148. 1899. [wfo-0001289669]
homotypic Opuntia polyacantha var. schweriniana (K.Schum.) Backeb. Cactaceae 1: 607. 1958. [wfo-0001289670]
synonym Opuntia sphaerocarpa var. utahensis Engelm. in Trans. Acad. Sci. St. Louis 11: 199. 1863. [wfo-0001289954]
homotypic Opuntia erinacea var. utahensis (Engelm.) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001286996]
homotypic Opuntia polyacantha var. utahensis (Engelm.) Bulot Succulentes 2002(numéro spécial): 39-40. [Apr 2002] [wfo-0001434905]
synonym Opuntia spirocentra Engelm. & J.M.Bigelow ex Haage Verz. Cact.: 30. 1864. [wfo-0000386040]
synonym Opuntia splendens Pfeiff. Enum. Diagn. Cact.: 159. 1837. [wfo-0000386039]
synonym Opuntia utahensis J.A.Purpus in Monatsschr. Kakteenk. 19: 133. 1909. [wfo-0000386045]
synonym Tunas polyacantha (Haw.) Nieuwl. & Lunell in Amer. Midl. Naturalist 4: 479. 1916. [wfo-0001269380]
O. polyacantha var. erinacea (Engelm. & J.M.Bigelow) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001266537]
synonym Opuntia erinacea Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 301. 1856. [wfo-0001286994]
synonym Opuntia erinacea var. erinacea [wfo-0001286995]
synonym Opuntia erinacea var. paucispina Dunkle in Bull. S. Calif. Acad. Sci. 34: 3. 1935. [wfo-0001433152]
synonym Opuntia erinacea var. ursina (F.A.C.Weber) Parish Fl. Calif. 2: 542. 1936. [wfo-0001287124]
basionym Opuntia ursina F.A.C.Weber Dict. Hort. 2: 896. 1898. [wfo-0001287334]
homotypic Opuntia hystricina var. ursina (F.A.C.Weber) Backeb. Cactaceae 1: 610. 1958. [wfo-0001289685]
synonym Opuntia hystricina var. bensonii Backeb. Cactaceae 1: 609. 1958. [wfo-0001433210]
synonym Opuntia hystricina var. ursina (F.A.C.Weber) Backeb. Cactaceae 1: 610. 1958. [wfo-0001289685]
basionym Opuntia ursina F.A.C.Weber Dict. Hort. 2: 896. 1898. [wfo-0001287334]
homotypic Opuntia erinacea var. ursina (F.A.C.Weber) Parish Fl. Calif. 2: 542. 1936. [wfo-0001287124]
synonym Opuntia polyacantha subsp. erinacea (Engelm. & J.M.Bigelow) Guiggi in Cactology 3 (Suppl. II): 4. 2012. [wfo-0001433308]
synonym Opuntia ursina F.A.C.Weber Dict. Hort. 2: 896. 1898. [wfo-0001287334]
homotypic Opuntia erinacea var. ursina (F.A.C.Weber) Parish Fl. Calif. 2: 542. 1936. [wfo-0001287124]
homotypic Opuntia hystricina var. ursina (F.A.C.Weber) Backeb. Cactaceae 1: 610. 1958. [wfo-0001289685]
O. polyacantha var. hystricina (Engelm. & J.M.Bigelow) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001433311]
synonym Opuntia erinacea var. hystricina (Engelm. & J.M.Bigelow) L.D.Benson Cact. Ariz.: 46. 1940. [wfo-0001287123]
synonym Opuntia erinacea subsp. hystricina (Engelm. & J.M.Bigelow) Lodé Cact.-Advent. Int. [Almeria] 36: 140 2024 [wfo-1200109503]
synonym Opuntia erinacea var. rhodantha (K.Schum.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 249. 1944. [wfo-0001266534]
synonym Opuntia erinacea var. xanthostemma (K.Schum.) L.D.Benson in Leafl. W. Bot. 4: 209. 1945. [wfo-0001287353]
synonym Opuntia hystricina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 299. 1856. [wfo-0001287333]
synonym Opuntia polyacantha var. hystericina (Engelm. & J.M.Bigelow) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001266533]
synonym Opuntia rhodantha K.Schum. in Monatsschr. Kakteenk. 6: 111. 1896. [wfo-0001287388]
synonym Opuntia rhodantha var. spinosior Boissev. & C.Davidson in Cact. Succ. J. (Los Angeles) 15: 138. 1943. [wfo-0001433329]
synonym Opuntia rhodantha var. xanthostemma (K.Schum.) Rehder in J. Arnold Arbor. 7: 149. 1926. [wfo-0001266536]
synonym Opuntia rhodantha f. xanthostemma (K.Schum.) Rehder Bibl. Cult. Trees: 478. 1949. [wfo-0001433328]
synonym Opuntia xanthostemma K.Schum. Gesamtbeschr. Kakt.: 735–736. 1897–1899. [wfo-0001266535]
synonym Opuntia xerocarpa Griffiths in Proc. Biol. Soc. Wash. 29: 15. 1916. [wfo-0000385893]
O. polyacantha var. nicholii (L.D.Benson) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001266532]
basionym Opuntia nicholii L.D.Benson Cacti Ariz.: 48–50. 1950. [wfo-0001220306]
homotypic Opuntia hystricina var. nicholii (L.D.Benson) Backeb. Cactaceae 1: 610. 1958. [wfo-0001266531]
synonym Opuntia hystricina var. nicholii (L.D.Benson) Backeb. Cactaceae 1: 610. 1958. [wfo-0001266531]
basionym Opuntia nicholii L.D.Benson Cacti Ariz.: 48–50. 1950. [wfo-0001220306]
homotypic Opuntia polyacantha var. nicholii (L.D.Benson) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001266532]
synonym Opuntia nicholii L.D.Benson Cacti Ariz.: 48–50. 1950. [wfo-0001220306]
homotypic Opuntia hystricina var. nicholii (L.D.Benson) Backeb. Cactaceae 1: 610. 1958. [wfo-0001266531]
homotypic Opuntia polyacantha var. nicholii (L.D.Benson) B.D.Parfitt in Cact. Succ. J. (Los Angeles) 70(4): 188. 1998. [wfo-0001266532]
O. polyacantha var. polyacantha [wfo-0001287417]
synonym Opuntia heacockiae Arp in Sida 10(3): 207–209, f. 1–6. 1984. [wfo-0001288271]
synonym Opuntia juniperina Britton & Rose Cactaceae 1: 197, f. 243–244. 1919. [wfo-0001289953]
homotypic Opuntia polyacantha var. juniperina (Britton & Rose) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287139]
synonym Opuntia missouriensis DC. Prodr. 3: 472. 1828. [wfo-0001287379]
synonym Opuntia missouriensis var. albispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287381]
homotypic Opuntia missouriensis f. albispina (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 54. 1907. [wfo-0001433272]
homotypic Opuntia polyacantha var. albispina (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001266586]
synonym Opuntia missouriensis f. albispina (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 54. 1907. [wfo-0001433272]
basionym Opuntia missouriensis var. albispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287381]
homotypic Opuntia polyacantha var. albispina (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001266586]
synonym Opuntia missouriensis var. platycarpa Engelm. in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001239248]
homotypic Opuntia polyacantha var. platycarpa (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 436. 1896. [wfo-0001266585]
homotypic Opuntia polyacantha f. platycarpa (J.M.Coult.) Toumey & Rose Stand. Cycl. Hort. 4: 2363. 1916. [wfo-0001433306]
synonym Opuntia missouriensis var. trichophora Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287380]
homotypic Opuntia polyacantha var. trichophora (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001287040]
homotypic Opuntia trichophora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001289671]
homotypic Opuntia trichopora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001220309]
synonym Opuntia missouriensis f. trichophora (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 54. 1907. [wfo-0001433273]
synonym Opuntia polyacantha var. albispina (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001266586]
basionym Opuntia missouriensis var. albispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287381]
homotypic Opuntia missouriensis f. albispina (Engelm. & J.M.Bigelow) Schelle Handb. Kakteenkult.: 54. 1907. [wfo-0001433272]
synonym Opuntia polyacantha var. juniperina (Britton & Rose) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287139]
basionym Opuntia juniperina Britton & Rose Cactaceae 1: 197, f. 243–244. 1919. [wfo-0001289953]
synonym Opuntia polyacantha var. platycarpa (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 436. 1896. [wfo-0001266585]
basionym Opuntia missouriensis var. platycarpa Engelm. in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001239248]
homotypic Opuntia polyacantha f. platycarpa (J.M.Coult.) Toumey & Rose Stand. Cycl. Hort. 4: 2363. 1916. [wfo-0001433306]
synonym Opuntia polyacantha f. platycarpa (J.M.Coult.) Toumey & Rose Stand. Cycl. Hort. 4: 2363. 1916. [wfo-0001433306]
basionym Opuntia missouriensis var. platycarpa Engelm. in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001239248]
homotypic Opuntia polyacantha var. platycarpa (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 436. 1896. [wfo-0001266585]
synonym Opuntia polyacantha var. trichophora (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001287040]
basionym Opuntia missouriensis var. trichophora Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287380]
homotypic Opuntia trichophora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001289671]
homotypic Opuntia trichopora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001220309]
synonym Opuntia trichophora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001289671]
basionym Opuntia missouriensis var. trichophora Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287380]
homotypic Opuntia polyacantha var. trichophora (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001287040]
homotypic Opuntia trichopora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001220309]
synonym Opuntia trichopora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001220309]
basionym Opuntia missouriensis var. trichophora Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 300. 1856. [wfo-0001287380]
homotypic Opuntia polyacantha var. trichophora (Engelm. & J.M.Bigelow) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 437. 1896. [wfo-0001287040]
homotypic Opuntia trichophora (Engelm. & J.M.Bigelow) Britton & Rose in Smithsonian Misc. Collect. 50: 535. 1908. [wfo-0001289671]
O. pottsii Salm-Dyck Cact. Hort. Dyck.: 236. 1850. [wfo-0001289822]
homotypic Opuntia macrorhiza subsp. pottsii (Salm-Dyck) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286161]
homotypic Opuntia macrorhiza var. pottsii (Salm-Dyck) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287416]
synonym Opuntia ballii Rose in Contr. U.S. Natl. Herb. 13(9): 309, pl. 64. 1911. [wfo-0001289826]
synonym Opuntia delicata Rose in Contr. U.S. Natl. Herb. 13(9): 310. 1911. [wfo-0001289827]
synonym Opuntia filipendula Engelm. in Proc. Amer. Acad. Arts 3: 294. 1856. [wfo-0001289825]
synonym Opuntia macrorhiza subsp. pottsii (Salm-Dyck) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286161]
basionym Opuntia pottsii Salm-Dyck Cact. Hort. Dyck.: 236. 1850. [wfo-0001289822]
homotypic Opuntia macrorhiza var. pottsii (Salm-Dyck) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287416]
synonym Opuntia macrorhiza var. pottsii (Salm-Dyck) L.D.Benson Cacti Ariz.: 20. 1969. [wfo-0001287416]
basionym Opuntia pottsii Salm-Dyck Cact. Hort. Dyck.: 236. 1850. [wfo-0001289822]
homotypic Opuntia macrorhiza subsp. pottsii (Salm-Dyck) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286161]
synonym Opuntia plumbea Rose in Smithsonian Misc. Collect. 50: 524. 1908. [wfo-0001289828]
synonym Opuntia pottsii var. montana (Engelm.) Bulot in Succulentes (France): . 2002. [wfo-0001433316]
basionym Opuntia rafinesquei var. montana Engelm. in Proc. Amer. Acad. Arts, prepr. 3: 40. 1856. [wfo-0001433324]
synonym Opuntia rafinesquei var. montana Engelm. in Proc. Amer. Acad. Arts, prepr. 3: 40. 1856. [wfo-0001433324]
homotypic Opuntia pottsii var. montana (Engelm.) Bulot in Succulentes (France): . 2002. [wfo-0001433316]
O. preciadoae Scheinvar, Olalde, Gallegos & J.Morales S. in Bradleya 36: 25. 2018. [wfo-0001433317]
O. puberula Pfeiff. Enum. Diagn. Cact.: 156. 1837. [wfo-0001247812]
synonym Opuntia heliae Matuda in Cact. Suc. Mex. 1(2): 23–24, f. 14. 1955. [wfo-0001289686]
synonym Opuntia parvispina Salm-Dyck Cact. Hort. Dyck.: 238. 1850. [wfo-0000385730]
O. pubescens H.L.Wendl. ex Pfeiff. Enum. Diagn. Cact.: 149. 1837. [wfo-0000386002]
synonym Cactus nanus Kunth Nov. Gen. Sp. (quarto ed.) 6: 68. 1823. [wfo-0000578024]
homotypic Cereus nanus (Kunth) DC. Prodr. 3: 470. 1828. [wfo-0000597403]
homotypic Platyopuntia nana (Kunth) F.Ritter Kakteen Südamerika 2: 495. 1980. [wfo-0001287763]
synonym Cactus pubescens (H.L.Wendl. ex Pfeiff.) Lem. Cactées: 87. 1868. [wfo-0000578140]
synonym Cereus nanus (Kunth) DC. Prodr. 3: 470. 1828. [wfo-0000597403]
basionym Cactus nanus Kunth Nov. Gen. Sp. (quarto ed.) 6: 68. 1823. [wfo-0000578024]
homotypic Platyopuntia nana (Kunth) F.Ritter Kakteen Südamerika 2: 495. 1980. [wfo-0001287763]
synonym Corynopuntia dumetorum (A.Berger) F.M.Knuth Kaktus-ABC: 116. 1936. [wfo-0000623151]
basionym Opuntia dumetorum A.Berger Kakteen: 58. 1929. [wfo-0001289665]
homotypic Grusonia dumetorum (A.Berger) E.F.Anderson in Cact. Succ. J. (Los Angeles) 71: 325. 1999. [wfo-0000710637]
homotypic Platyopuntia dumetorum (A.Berger) F.Ritter Kakteen Südamerika 1: 27. 1979. [wfo-0000398061]
synonym Grusonia dumetorum (A.Berger) E.F.Anderson in Cact. Succ. J. (Los Angeles) 71: 325. 1999. [wfo-0000710637]
basionym Opuntia dumetorum A.Berger Kakteen: 58. 1929. [wfo-0001289665]
homotypic Corynopuntia dumetorum (A.Berger) F.M.Knuth Kaktus-ABC: 116. 1936. [wfo-0000623151]
homotypic Platyopuntia dumetorum (A.Berger) F.Ritter Kakteen Südamerika 1: 27. 1979. [wfo-0000398061]
synonym Opuntia depauperata Britton & Rose Cactaceae 1: 101. 1919. [wfo-0000386565]
synonym Opuntia dumetorum A.Berger Kakteen: 58. 1929. [wfo-0001289665]
homotypic Corynopuntia dumetorum (A.Berger) F.M.Knuth Kaktus-ABC: 116. 1936. [wfo-0000623151]
homotypic Grusonia dumetorum (A.Berger) E.F.Anderson in Cact. Succ. J. (Los Angeles) 71: 325. 1999. [wfo-0000710637]
homotypic Platyopuntia dumetorum (A.Berger) F.Ritter Kakteen Südamerika 1: 27. 1979. [wfo-0000398061]
synonym Opuntia hoffmannii Bravo in Anales Inst. Biol. Univ. Nac. México 1: 89. 1930. [wfo-0001289667]
synonym Opuntia infesta (F.Ritter) Iliff in Cactaceae Consensus Init. 2: 8. 1997. [wfo-0001254422]
basionym Platyopuntia infesta F.Ritter Kakteen Südamerika 4: 1258. 1981. [wfo-0001287764]
synonym Opuntia leptarthra F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 393. 1904. [wfo-0000385643]
synonym Opuntia nana Vis. Fl. Dalmat. 3: 143. 1852. [wfo-0001287460]
homotypic Opuntia vulgaris var. nana (Vis.) K.Schum. Gesamtbeschr. Kakt.: 715. 1897–1899. [wfo-0001288889]
homotypic Opuntia vulgaris f. nana (Vis.) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001433386]
synonym Opuntia pascoensis Britton & Rose Cactaceae 1: 101–102, t. 17, f. 1. 1919. [wfo-0001287457]
synonym Opuntia pestifer Britton & Rose Cactaceae 1: 217, f. 281. 1919. [wfo-0001287459]
synonym Opuntia pubescens H.L.Wendl. in Cat. Hort. Herrenh.: . 1835. [wfo-0001433320]
synonym Opuntia tayapayensis Cárdenas in Lilloa 23: 18. 1950. [wfo-0001288153]
synonym Opuntia vulgaris var. nana (Vis.) K.Schum. Gesamtbeschr. Kakt.: 715. 1897–1899. [wfo-0001288889]
basionym Opuntia nana Vis. Fl. Dalmat. 3: 143. 1852. [wfo-0001287460]
homotypic Opuntia vulgaris f. nana (Vis.) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001433386]
synonym Opuntia vulgaris f. nana (Vis.) Schelle Handb. Kakteenkult.: 50. 1907. [wfo-0001433386]
basionym Opuntia nana Vis. Fl. Dalmat. 3: 143. 1852. [wfo-0001287460]
homotypic Opuntia vulgaris var. nana (Vis.) K.Schum. Gesamtbeschr. Kakt.: 715. 1897–1899. [wfo-0001288889]
synonym Platyopuntia dumetorum (A.Berger) F.Ritter Kakteen Südamerika 1: 27. 1979. [wfo-0000398061]
basionym Opuntia dumetorum A.Berger Kakteen: 58. 1929. [wfo-0001289665]
homotypic Corynopuntia dumetorum (A.Berger) F.M.Knuth Kaktus-ABC: 116. 1936. [wfo-0000623151]
homotypic Grusonia dumetorum (A.Berger) E.F.Anderson in Cact. Succ. J. (Los Angeles) 71: 325. 1999. [wfo-0000710637]
synonym Platyopuntia infesta F.Ritter Kakteen Südamerika 4: 1258. 1981. [wfo-0001287764]
homotypic Opuntia infesta (F.Ritter) Iliff in Cactaceae Consensus Init. 2: 8. 1997. [wfo-0001254422]
synonym Platyopuntia nana (Kunth) F.Ritter Kakteen Südamerika 2: 495. 1980. [wfo-0001287763]
basionym Cactus nanus Kunth Nov. Gen. Sp. (quarto ed.) 6: 68. 1823. [wfo-0000578024]
homotypic Cereus nanus (Kunth) DC. Prodr. 3: 470. 1828. [wfo-0000597403]
O. pumila Rose in Smithsonian Misc. Collect. 50: 521. 1908. [wfo-0001288299]
O. pycnantha Engelm. in Contr. U.S. Natl. Herb. 3(7): 423–424. 1896. [wfo-0001289796]
synonym Opuntia margaritana (J.M.Coult.) Baxter in Cact. Succ. J. (Los Angeles) 2: 388. 1931. [wfo-0001289798]
basionym Opuntia pycnantha var. margaritana J.M.Coult. in Contr. U.S. Natl. Herb. 3: 424. 1896. [wfo-0001289797]
synonym Opuntia pycnantha var. margaritana J.M.Coult. in Contr. U.S. Natl. Herb. 3: 424. 1896. [wfo-0001289797]
homotypic Opuntia margaritana (J.M.Coult.) Baxter in Cact. Succ. J. (Los Angeles) 2: 388. 1931. [wfo-0001289798]
O. pyrrhantha (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001256657]
basionym Platyopuntia pyrrhantha F.Ritter Kakteen Südamerika 2: 497. 1980. [wfo-0001246854]
synonym Opuntia elata var. pyrrhantha (F.Ritter) Oakley Revista Ci. Nat. (Salta) 3(1): 29 (2025) [wfo-1200113380]
O. quimilo K.Schum. Gesamtbeschr. Kakt.: 746. 1897–1899. [wfo-0001289106]
homotypic Platyopuntia quimilo (K.Schum.) F.Ritter Kakteen Südamerika 2: 404. 1980. [wfo-0001284034]
synonym Opuntia distans Britton & Rose Cactaceae 1: 155–156, f. 195. 1919. [wfo-0001289336]
synonym Platyopuntia quimilo (K.Schum.) F.Ritter Kakteen Südamerika 2: 404. 1980. [wfo-0001284034]
basionym Opuntia quimilo K.Schum. Gesamtbeschr. Kakt.: 746. 1897–1899. [wfo-0001289106]
O. quitensis F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 894. 1898. [wfo-0001288034]
homotypic Platyopuntia quitensis (F.A.C.Weber) F.Ritter Kakteen Südamerika 4: 1255. 1981. [wfo-0001287760]
synonym Platyopuntia quitensis (F.A.C.Weber) F.Ritter Kakteen Südamerika 4: 1255. 1981. [wfo-0001287760]
basionym Opuntia quitensis F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 894. 1898. [wfo-0001288034]
O. rastrera F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 896. 1898. [wfo-0001289836]
homotypic Opuntia engelmannii subsp. rastrera (F.A.C.Weber) Guiggi in Cactology 3: 8. 2012. [wfo-0001433148]
homotypic Opuntia engelmannii var. rastrera (F.A.C.Weber) Pinkava in J. Arizona-Nevada Acad. Sci. 36: 20. 2003. [wfo-0001433151]
synonym Opuntia engelmannii subsp. rastrera (F.A.C.Weber) Guiggi in Cactology 3: 8. 2012. [wfo-0001433148]
basionym Opuntia rastrera F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 896. 1898. [wfo-0001289836]
homotypic Opuntia engelmannii var. rastrera (F.A.C.Weber) Pinkava in J. Arizona-Nevada Acad. Sci. 36: 20. 2003. [wfo-0001433151]
synonym Opuntia engelmannii var. rastrera (F.A.C.Weber) Pinkava in J. Arizona-Nevada Acad. Sci. 36: 20. 2003. [wfo-0001433151]
basionym Opuntia rastrera F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 896. 1898. [wfo-0001289836]
homotypic Opuntia engelmannii subsp. rastrera (F.A.C.Weber) Guiggi in Cactology 3: 8. 2012. [wfo-0001433148]
synonym Opuntia lindheimeri var. lucens (Griffiths) Scheinvar in Phytologia 49: 320. 1981. [wfo-0001433236]
basionym Opuntia lucens Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 269–270. 1908. [wfo-0001289633]
synonym Opuntia lucens Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 269–270. 1908. [wfo-0001289633]
homotypic Opuntia lindheimeri var. lucens (Griffiths) Scheinvar in Phytologia 49: 320. 1981. [wfo-0001433236]
O. repens Bello in Anales Soc. Esp. Hist. Nat. 10: 277. 1881. [wfo-0000386018]
synonym Opuntia borinquensis Britton & Rose Cactaceae 1: 103. 1919. [wfo-0000386518]
O. retrorsa Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 571. 1905. [wfo-0001287950]
homotypic Opuntia anacantha var. retrorsa (Speg.) R.Kiesling in Candollea 53: 475. 1998. [wfo-0001433065]
homotypic Platyopuntia retrorsa (Speg.) F.Ritter Kakteen Südamerika 2: 496. 1980. [wfo-0000398125]
O. rioplatense Font in Succ. Pl. Res. 8: 85. 2014. [wfo-0001433330]
synonym Opuntia elata var. obovata E.Walther in J. Cact. Succ. Soc. Amer. 1: 204. 1930. [wfo-0001433141]
O. robinsonii G.J.Ortega Fl. Indig. Sinaloa Fam. Cact. C: 10. 1929. [wfo-0001289428]
O. robusta Pfeiff. Enum. Diagn. Cact.: 165-166. 1837. [wfo-0001433331]
synonym Opuntia albicans Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386650]
homotypic Opuntia robusta var. albicans (Salm-Dyck) Schelle Handb. Kakteenkult.: 57. 1907. [wfo-0001433332]
synonym Opuntia albicans var. laevior Salm-Dyck Cact. Hort. Dyck.: 67. 1850. [wfo-0001433060]
synonym Opuntia camuessa F.A.C.Weber Dict. Hort.: 895. 1898. [wfo-0001289906]
synonym Opuntia flavicans Lem. Cact. Gen. Sp. Nov.: 61. 1839. [wfo-0000385752]
synonym Opuntia gorda Griffiths in Monatsschr. Kakteenk. 23: 134. 1913. [wfo-0001289904]
synonym Opuntia guerrana Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 266. 1908. [wfo-0001289631]
homotypic Opuntia robusta var. guerrana (Griffiths) Sánchez-Mej. in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289908]
synonym Opuntia larreyi F.A.C.Weber ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 423. 1897. [wfo-0001289905]
homotypic Opuntia robusta var. larreyi (F.A.C.Weber ex J.M.Coult.) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289907]
synonym Opuntia megalarthra Rose in Smithsonian Misc. Collect. 50: 529. 1908. [wfo-0000390799]
homotypic Opuntia robusta var. megalarthra (Rose) K.Hammer in Kulturpflanze 24: 266. 1976. [wfo-0001433335]
synonym Opuntia prate Sabine ex Pfeiff. Enum. Diagn. Cact.: 155. 1837. [wfo-0000385999]
synonym Opuntia pruinosa Salm-Dyck Cact. Hort. Dyck.: 67. 1850. [wfo-0000386003]
synonym Opuntia robusta J.C.Wendl. in Cat. Hort. Herrenh.: . 1835. [wfo-0001287221]
synonym Opuntia robusta var. albicans (Salm-Dyck) Schelle Handb. Kakteenkult.: 57. 1907. [wfo-0001433332]
basionym Opuntia albicans Salm-Dyck Hort. Dyck.: 361. 1834. [wfo-0000386650]
synonym Opuntia robusta var. guerrana (Griffiths) Sánchez-Mej. in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289908]
basionym Opuntia guerrana Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 266. 1908. [wfo-0001289631]
synonym Opuntia robusta var. larreyi (F.A.C.Weber ex J.M.Coult.) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289907]
basionym Opuntia larreyi F.A.C.Weber ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 423. 1897. [wfo-0001289905]
synonym Opuntia robusta var. longiglochidiata Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0001433333]
synonym Opuntia robusta var. megalarthra (Rose) K.Hammer in Kulturpflanze 24: 266. 1976. [wfo-0001433335]
basionym Opuntia megalarthra Rose in Smithsonian Misc. Collect. 50: 529. 1908. [wfo-0000390799]
O. rooneyi M.P.Griff. in Cact. Succ. J. (Los Angeles) 73: 307. 2001. [wfo-0000385968]
O. rubrogemmia (F.Ritter) F.Ritter ex M.Köhler Syst. Biodivers. 23(1): 2524451 [9]. 2025 [wfo-1000084673]
basionym Platyopuntia rubrogemmia F.Ritter Kakteen Südamerika 1: 33. 1979. [wfo-0001263067]
homotypic Opuntia viridirubra subsp. rubrogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263066]
synonym Opuntia viridirubra subsp. rubrogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263066]
basionym Platyopuntia rubrogemmia F.Ritter Kakteen Südamerika 1: 33. 1979. [wfo-0001263067]
homotypic Opuntia rubrogemmia (F.Ritter) F.Ritter ex M.Köhler Syst. Biodivers. 23(1): 2524451 [9]. 2025 [wfo-1000084673]
synonym Platyopuntia rubrogemmia F.Ritter Kakteen Südamerika 1: 33. 1979. [wfo-0001263067]
homotypic Opuntia rubrogemmia (F.Ritter) F.Ritter ex M.Köhler Syst. Biodivers. 23(1): 2524451 [9]. 2025 [wfo-1000084673]
homotypic Opuntia viridirubra subsp. rubrogemmia (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263066]
O. rufida Engelm. in Proc. Amer. Acad. Arts 3: 298. 1856. [wfo-0001287143]
homotypic Opuntia microdasys var. rufida (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 706. 1897–1899. [wfo-0001269371]
homotypic Opuntia microdasys subsp. rufida (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286168]
synonym Opuntia microdasys var. rufida (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 706. 1897–1899. [wfo-0001269371]
basionym Opuntia rufida Engelm. in Proc. Amer. Acad. Arts 3: 298. 1856. [wfo-0001287143]
homotypic Opuntia microdasys subsp. rufida (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286168]
synonym Opuntia microdasys subsp. rufida (Engelm.) U.Guzmán & Mandujano in Cactaceae Syst. Init. 16: 18. 2003. [wfo-0001286168]
basionym Opuntia rufida Engelm. in Proc. Amer. Acad. Arts 3: 298. 1856. [wfo-0001287143]
homotypic Opuntia microdasys var. rufida (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 706. 1897–1899. [wfo-0001269371]
synonym Opuntia rufida var. tortiflora M.S.Anthony in Amer. Midl. Naturalist 55(1): 240, f. 15. 1956. [wfo-0001289793]
O. sanguinea Proctor in J. Arnold Arbor. 63(3): 239. 1982. [wfo-0000386066]
O. santa-rita (Griffiths & Hare) Rose in Smithsonian Misc. Collect. 52(2): 195. 1909. [wfo-0001433339]
synonym Opuntia chlorotica var. santa-rita Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 64. 1906. [wfo-0001433097]
synonym Opuntia chlorotica var. santarita Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 64–65. 1906. [wfo-0001289838]
homotypic Opuntia gosseliniana var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 65. 1950. [wfo-0001289840]
homotypic Opuntia santarita (Griffiths & Hare) Rose in Smithsonian Misc. Collect. 52(2): 195. 1908. [wfo-0001289839]
homotypic Opuntia violacea var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287158]
synonym Opuntia gosseliniana subsp. santa-rita (Griffiths & Hare) Guiggi in Cactology 3 (Suppl. II): 3. 2012. [wfo-0001433198]
synonym Opuntia gosseliniana var. santa-rita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 65. 1950. [wfo-0001433199]
synonym Opuntia gosseliniana var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 65. 1950. [wfo-0001289840]
basionym Opuntia chlorotica var. santarita Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 64–65. 1906. [wfo-0001289838]
homotypic Opuntia santarita (Griffiths & Hare) Rose in Smithsonian Misc. Collect. 52(2): 195. 1908. [wfo-0001289839]
homotypic Opuntia violacea var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287158]
synonym Opuntia santarita (Griffiths & Hare) Rose in Smithsonian Misc. Collect. 52(2): 195. 1908. [wfo-0001289839]
basionym Opuntia chlorotica var. santarita Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 64–65. 1906. [wfo-0001289838]
homotypic Opuntia gosseliniana var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 65. 1950. [wfo-0001289840]
homotypic Opuntia violacea var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287158]
synonym Opuntia violacea var. santa-rita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001433384]
synonym Opuntia violacea var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0001287158]
basionym Opuntia chlorotica var. santarita Griffiths & Hare in New Mexico Agric. Exp. Sta. Bull. 60: 64–65. 1906. [wfo-0001289838]
homotypic Opuntia gosseliniana var. santarita (Griffiths & Hare) L.D.Benson Cacti Ariz.: 65. 1950. [wfo-0001289840]
homotypic Opuntia santarita (Griffiths & Hare) Rose in Smithsonian Misc. Collect. 52(2): 195. 1908. [wfo-0001289839]
O. scheeri F.A.C.Weber in: Bois, D.G.J.M., Dict. Hort.: 895. 1898. [wfo-0001289889]
O. schumannii F.A.C.Weber ex A.Berger in Gard. Chron., ser. 3 35: 34. 1904. [wfo-0000386059]
O. setispina Engelm. ex Salm-Dyck Cact. Hort. Dyck.: 239. 1850. [wfo-0001289823]
O. soederstromiana Britton & Rose Cactaceae 1: 221. 1919. [wfo-0001289372]
synonym Opuntia dobbieana Britton & Rose Cactaceae 1: 225, f. 301. 1919. [wfo-0001289373]
O. spinosibacca M.S.Anthony in Amer. Midl. Naturalist 55(1): 246–249, f. 22–23. 1956. [wfo-0001289854]
homotypic Opuntia phaeacantha var. spinosibacca (M.S.Anthony) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287136]
synonym Opuntia phaeacantha var. spinosibacca (M.S.Anthony) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 125. 1969. [wfo-0001287136]
basionym Opuntia spinosibacca M.S.Anthony in Amer. Midl. Naturalist 55(1): 246–249, f. 22–23. 1956. [wfo-0001289854]
O. spinulifera Salm-Dyck Hort. Dyck.: 364. 1834. [wfo-0001287231]
synonym Opuntia candelabriformis Pfeiff. Enum. Diagn. Cact.: 159. 1837. [wfo-0001262825]
synonym Opuntia candelabriformis var. rigidior Salm-Dyck Cact. Hort. Dyck.: 68. 1850. [wfo-0001433092]
synonym Opuntia heliabravoana Scheinvar in Anales Inst. Biol. Univ. Nac. Autón. México, Bot. 45: 75. 1974. [wfo-0001289902]
synonym Opuntia oligacantha Pfeiff. Enum. Diagn. Cact.: 137. 1837. [wfo-0000385713]
O. stenarthra K.Schum. in Monatsschr. Kakteenk. 9: 149. 1899. [wfo-0000385760]
synonym Opuntia assumptionis K.Schum. in Monatsschr. Kakteenk. 9: 153. 1899. [wfo-0001254410]
synonym Opuntia cognata (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 132. 1995. [wfo-0001256447]
basionym Platyopuntia cognata F.Ritter Kakteen Südamerika 1: 246. 1979. [wfo-0001256448]
synonym Opuntia subsphaerocarpa Speg. in Anales Soc. Ci. Argent. 99: 104. 1925. [wfo-0000385847]
synonym Platyopuntia cognata F.Ritter Kakteen Südamerika 1: 246. 1979. [wfo-0001256448]
homotypic Opuntia cognata (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 132. 1995. [wfo-0001256447]
O. stenopetala Engelm. in Proc. Amer. Acad. Arts 3: 289. 1856. [wfo-0001289910]
synonym Opuntia glaucescens Salm-Dyck Hort. Dyck.: 362. 1834. [wfo-0001286169]
synonym Opuntia grandis Pfeiff. Enum. Diagn. Cact.: 155. 1837. [wfo-0001289911]
synonym Opuntia marnieriana Backeb. in Cactus (Paris) 36: 181. 1953. [wfo-0001289913]
synonym Opuntia riviereana Backeb. Cactaceae 6: 3628. 1962. [wfo-0001289914]
synonym Opuntia stenopetala var. inerme Bravo in Cact. Suc. Mex. 19: 27. 1974. [wfo-0001433352]
O. streptacantha Lem. Cact. Gen. Sp. Nov.: 62. 1839. [wfo-0001287009]
synonym Opuntia arcei Cárdenas in Cact. Succ. J. (Los Angeles) 28: 113, f. 77–78. 1956. [wfo-0001288169]
synonym Opuntia cardona F.A.C.Weber Dict. Hort.: 895. 1898. [wfo-0001289898]
synonym Opuntia cardonae F.A.C.Weber Dict. Hort. 2: 895. 1898. [wfo-0001433093]
synonym Opuntia castillae Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 261–262, pl. 24. 1908. [wfo-0001289627]
synonym Opuntia coindetti F.A.C.Weber Dict. Hort.: 895. 1898. [wfo-0000390526]
synonym Opuntia diplacantha A.Berger Hort. Mortol.: 232. 1912. [wfo-0000386544]
synonym Opuntia incarnadilla Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 27–28, pl. 4–5. 1912. [wfo-0001289900]
synonym Opuntia pachona Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 168–169, t. 22. 1910. [wfo-0001289899]
homotypic Opuntia streptacantha var. pachona (Griffiths) K.Hammer in Kulturpflanze 24: 262. 1976. [wfo-0001433354]
synonym Opuntia streptacantha subsp. aguirriana Scheinvar & A.Rodr. in Anales Inst. Biol. Univ. Nac. Autón. México, Bot. 74: 304. 2004. [wfo-0001433353]
synonym Opuntia streptacantha var. pachona (Griffiths) K.Hammer in Kulturpflanze 24: 262. 1976. [wfo-0001433354]
basionym Opuntia pachona Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 168–169, t. 22. 1910. [wfo-0001289899]
O. stricta (Haw.) Haw. Syn. Pl. Succ.: 191. 1812. [wfo-0000385755]
basionym Cactus strictus Haw. Misc. Nat.: 188. 1803. [wfo-0000578256]
homotypic Opuntia stricta var. stricta [wfo-0001287419]
synonym Cactus chilensis Colla in Hortus Ripul. App. 2: 342. 1826. [wfo-0000577726]
synonym Cactus chinensis Roxb. Fl. Ind. 2: 476. 1824. [wfo-0000577728]
homotypic Opuntia chinensis (Roxb.) K.Koch Hort. Dendrol. 279: no. 6. 1853. [wfo-0001254582]
synonym Cactus indicus Roxb. Fl. Ind. 2: 475. 1824. [wfo-0000577920]
synonym Cactus opuntia var. inermis DC. Pl. Hist. Succ. 2: t. 138, f. C. 1799. [wfo-0000738859]
homotypic Opuntia inermis (DC.) DC. Prodr. 3: 437. 1828. [wfo-0001289857]
synonym Cactus strictus Haw. Misc. Nat.: 188. 1803. [wfo-0000578256]
homotypic Opuntia stricta (Haw.) Haw. Syn. Pl. Succ.: 191. 1812. [wfo-0000385755]
homotypic Opuntia stricta var. stricta [wfo-0001287419]
synonym Opuntia airampo Phil. in Anales Univ. Chile 85: 492. 1894. [wfo-0000386659]
synonym Opuntia anahuacensis Griffiths in Bull. Torrey Bot. Club 43(2): 92. 1916. [wfo-0001289858]
synonym Opuntia balearica F.A.C.Weber ex Hirscht in Monatsschr. Kakteenk. 8: 175. 1898. [wfo-0000386521]
synonym Opuntia bartramii Raf. in Atlantic J. 1: 146. 1832. [wfo-0000386679]
synonym Opuntia bentonii Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 25–26, pl. 1–2. 1912. [wfo-0001287485]
synonym Opuntia chinensis (Roxb.) K.Koch Hort. Dendrol. 279: no. 6. 1853. [wfo-0001254582]
basionym Cactus chinensis Roxb. Fl. Ind. 2: 476. 1824. [wfo-0000577728]
synonym Opuntia dillenii var. minor Salm-Dyck Hort. Dyck.: 185. 1834. [wfo-0001433126]
synonym Opuntia dillenii var. orbiculata Salm-Dyck Cact. Hort. Dyck.: 67. 1850. [wfo-0001433127]
synonym Opuntia dillenii var. reitzii Scheinvar in Feddes Repert. 95: 277. 1984. [wfo-0001433128]
homotypic Opuntia stricta var. reitzii (Scheinvar) Scheinvar & A.Rodr. in Revista Jard. Bot. Nac. Univ. Habana 21: 299. 2001. [wfo-0001433356]
synonym Opuntia inermis (DC.) DC. Prodr. 3: 437. 1828. [wfo-0001289857]
basionym Cactus opuntia var. inermis DC. Pl. Hist. Succ. 2: t. 138, f. C. 1799. [wfo-0000738859]
synonym Opuntia keyensis Britton ex Small in J. New York Bot. Gard. 20(230): 31–32, pl. 225. 1919. [wfo-0001287483]
synonym Opuntia longiclada Griffiths in Bull. Torrey Bot. Club 43: 525. 1916. [wfo-0000385662]
synonym Opuntia magnifica Small Man. S.E. Fl.: 906. 1933. [wfo-0001287377]
synonym Opuntia maritima Raf. Med. Fl. 2: 247. 1830. [wfo-0000385620]
synonym Opuntia melanosperma Svenson in Amer. J. Bot. 33: 471. 1946. [wfo-0001289371]
synonym Opuntia nejapensis Bravo in Cact. Suc. Mex. 17(4): 115. 1972. [wfo-0001289861]
synonym Opuntia parva A.Berger Hort. Mortol.: 234. 1912. [wfo-0000385728]
synonym Opuntia stricta subsp. esparzae Scheinvar in Cact. Suc. Mex. 47: 98. 2002. [wfo-0001433355]
synonym Opuntia stricta var. reitzii (Scheinvar) Scheinvar & A.Rodr. in Revista Jard. Bot. Nac. Univ. Habana 21: 299. 2001. [wfo-0001433356]
basionym Opuntia dillenii var. reitzii Scheinvar in Feddes Repert. 95: 277. 1984. [wfo-0001433128]
synonym Opuntia stricta var. stricta [wfo-0001287419]
basionym Cactus strictus Haw. Misc. Nat.: 188. 1803. [wfo-0000578256]
homotypic Opuntia stricta (Haw.) Haw. Syn. Pl. Succ.: 191. 1812. [wfo-0000385755]
synonym Opuntia tenuiflora Small Man. S.E. Fl.: 908, 1506. 1933. [wfo-0001287484]
synonym Opuntia tunoidea Gibbes in Proc. Elliott Soc. Nat. Hist. Charleston 1: 272. 1859. [wfo-0001287393]
synonym Opuntia vulgaris var. balaerica F.A.C.Weber Dict. Hort. 2: 894. 1898. [wfo-0001433387]
synonym Opuntia zebrina Small in J. New York Bot. Gard. 20(230): 35–36, pl. 226. 1919. [wfo-0001287397]
synonym Pilocereus flavispinus Rümpler Handb. Cacteenk.: 659. 1885. [wfo-0000397718]
O. strigil Engelm. in Proc. Amer. Acad. Arts 3: 290. 1856. [wfo-0001287151]
O. sulphurea Gillies ex Salm-Dyck Hort. Dyck.: 360. 1834. [wfo-0001289360]
synonym Cactus sulphureus Gillies ex Loudon Hort. Brit.: 196. 1830. [wfo-0000578273]
synonym Opuntia albisetosa Hildm. ex Hirscht in Monatsschr. Kakteenk. 10: 48. 1900. [wfo-0000386657]
synonym Opuntia brachyacantha (F.Ritter) R.Crook & Mottram in Bradleya 13: 115. 1995. [wfo-0000386503]
basionym Platyopuntia brachyacantha F.Ritter Kakteen Südamerika 2: 501. 1980. [wfo-0001246851]
homotypic Opuntia sulphurea subsp. brachyacantha (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263007]
synonym Opuntia brunnescens Britton & Rose Cactaceae 1: 150. 1919. [wfo-0000386483]
synonym Opuntia coerulea Gillies ex Pfeiff. Enum. Diagn. Cact.: 155. 1837. [wfo-0000386571]
synonym Opuntia hildemanii Frič in Möller's Deutsche Gärtn.-Zeitung 42: 377. 1927. [wfo-0000385856]
homotypic Opuntia sulphurea var. hildemanii (Frič) Backeb. Cactaceae 1: 413. 1958. [wfo-0000739008]
synonym Opuntia maculacantha C.F.Först. in Hamburger Garten- Blumenzeitung 17: 166. 1861. [wfo-0000385803]
synonym Opuntia maelenii Salm-Dyck Cact. Hort. Dyck.: 46. 1845. [wfo-0000385802]
synonym Opuntia pampeana Speg. Contr. Fl. Sierra Vent.: 30. 1896. [wfo-0001289348]
synonym Opuntia sericea G.Don ex Salm-Dyck Hort. Dyck.: 363. 1834. [wfo-0000386079]
synonym Opuntia sericea var. longispina Salm-Dyck Hort. Dyck.: 363. 1834. [wfo-0001433346]
synonym Opuntia sericea var. maelenii Salm-Dyck Cact. Hort. Dyck.: 67. 1850. [wfo-0001433347]
synonym Opuntia sulphurea subsp. brachyacantha (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263007]
basionym Platyopuntia brachyacantha F.Ritter Kakteen Südamerika 2: 501. 1980. [wfo-0001246851]
homotypic Opuntia brachyacantha (F.Ritter) R.Crook & Mottram in Bradleya 13: 115. 1995. [wfo-0000386503]
synonym Opuntia sulphurea var. hildemanii (Frič) Backeb. Cactaceae 1: 413. 1958. [wfo-0000739008]
basionym Opuntia hildemanii Frič in Möller's Deutsche Gärtn.-Zeitung 42: 377. 1927. [wfo-0000385856]
synonym Opuntia sulphurea var. laevior Salm-Dyck Cact. Hort. Dyck.: 67. 1850. [wfo-0001433359]
synonym Opuntia sulphurea var. major Monv. ex Lem. Cact. Gen. Sp. Nov.: 71. 1839. [wfo-0001433360]
synonym Opuntia sulphurea var. pallidior Monv. ex Lem. Cact. Gen. Sp. Nov.: 71. 1839. [wfo-0001433361]
synonym Opuntia sulphurea var. pampeana (Speg.) Backeb. Cactaceae 1: 414. 1958. [wfo-0001433362]
synonym Opuntia sulphurea subsp. spinibarbis (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263009]
basionym Platyopuntia spinibarbis F.Ritter Kakteen Südamerika 2: 499. 1980. [wfo-0001246855]
synonym Opuntia sulphurea subsp. vulpina (F.A.C.Weber) Guiggi in Cactology 3: 11. 2012. [wfo-0001433358]
basionym Opuntia vulpina F.A.C.Weber Dict. Hort. 2: 895. 1898. [wfo-0001284066]
synonym Opuntia vulpina F.A.C.Weber Dict. Hort. 2: 895. 1898. [wfo-0001284066]
homotypic Opuntia sulphurea subsp. vulpina (F.A.C.Weber) Guiggi in Cactology 3: 11. 2012. [wfo-0001433358]
synonym Platyopuntia brachyacantha F.Ritter Kakteen Südamerika 2: 501. 1980. [wfo-0001246851]
homotypic Opuntia brachyacantha (F.Ritter) R.Crook & Mottram in Bradleya 13: 115. 1995. [wfo-0000386503]
homotypic Opuntia sulphurea subsp. brachyacantha (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263007]
synonym Platyopuntia spinibarbis F.Ritter Kakteen Südamerika 2: 499. 1980. [wfo-0001246855]
homotypic Opuntia sulphurea subsp. spinibarbis (F.Ritter) P.J.Braun & Esteves in Succulenta (Netherlands) 74(3): 133. 1995. [wfo-0001263009]
synonym Platyopuntia spinibarbis var. grandiflora F.Ritter Kakteen Südamerika 2: 500. 1980. [wfo-0001433750]
synonym Platyopuntia sulphurea (Gillies ex Loudon) F.Ritter Kakteen Südamerika 2: 407. 1980. [wfo-0000398126]
O. tapona Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 423. 1896. [wfo-0001289799]
O. taylorii Britton & Rose in Smithsonian Misc. Collect. 50: 520. 1908. [wfo-0000386035]
homotypic Opuntia repens subsp. taylorii (Britton & Rose) Guiggi Phytotaxa 573(2): 222. 2022 [23 Nov 2022] [epublished] [wfo-1200024970]
synonym Opuntia hattoniana Britton & Rose Rep. Prickly Pear Comm.: 97. 1914. [wfo-0000385867]
synonym Opuntia repens subsp. taylorii (Britton & Rose) Guiggi Phytotaxa 573(2): 222. 2022 [23 Nov 2022] [epublished] [wfo-1200024970]
basionym Opuntia taylorii Britton & Rose in Smithsonian Misc. Collect. 50: 520. 1908. [wfo-0000386035]
O. tehuacana S.Arias & U.Guzmán Fl. Valle Tehuacán-Cuicatlán 14: 131. 1997. [wfo-0001256661]
synonym Opuntia olmeca Pérez Crisanto, J.Reyes & F.Brachet in Cact. Suc. Mex. 50: 90. 2004. [wfo-0000390811]
O. tehuantepecana (Bravo) Bravo Cact. Suc. Mex. 17(4): 119 (1972) [wfo-0001289860]
basionym Opuntia dillenii var. tehuantepecana Bravo Cact. Suc. Mex. 9: 55, 75 (1969) [wfo-0001289859]
synonym Opuntia dillenii var. tehuantepecana Bravo Cact. Suc. Mex. 9: 55, 75 (1969) [wfo-0001289859]
homotypic Opuntia tehuantepecana (Bravo) Bravo Cact. Suc. Mex. 17(4): 119 (1972) [wfo-0001289860]
O. tomentosa Salm-Dyck Observ. Bot. Hort. Dyck. 3: 8. 1822. [wfo-0001287153]
synonym Cactus hernandezii (DC.) Oken in Allg. Naturgesch. 3(3): 1911. 1841. [wfo-0000577893]
basionym Opuntia hernandezii DC. in Mém. Mus. Hist. Nat. 17: 69, t. 16. 1828. [wfo-0001289109]
homotypic Opuntia tomentosa var. hernandezii (DC.) Bravo in Cact. Suc. Mex. 20(4): 96. 1975. [wfo-0001289108]
synonym Cactus sylvestris Lancry Encycl. Méth., Agric. 2: 459, 470 1792 [wfo-1200097338]
synonym Cactus tomentosus Link Enum. Hort. Berol. Alt. 2: 24. 1822. [wfo-0000578288]
synonym Nopal silvestre Thierry ex Rümpler Handb. Cacteenk.: 929. 1885. [wfo-0000378926]
synonym Nopalea sylvestre Thierry-Menonv. Voy. Guax. 2: 277. 1787. [wfo-0001262827]
synonym Opuntia hernandezii DC. in Mém. Mus. Hist. Nat. 17: 69, t. 16. 1828. [wfo-0001289109]
homotypic Cactus hernandezii (DC.) Oken in Allg. Naturgesch. 3(3): 1911. 1841. [wfo-0000577893]
homotypic Opuntia tomentosa var. hernandezii (DC.) Bravo in Cact. Suc. Mex. 20(4): 96. 1975. [wfo-0001289108]
synonym Opuntia hernandezii var. typica Rol.-Goss. in Bull. Mus. Natl. Hist. Nat. 15: 507. 1909. [wfo-0001433205]
synonym Opuntia icterica Griffiths in Monatsschr. Kakteenk. 23: 138. 1913. [wfo-0001289883]
synonym Opuntia macdougaliana Rose in Smithsonian Misc. Collect. 50: 516. 1908. [wfo-0001289876]
homotypic Opuntia velutina var. macdougaliana (Rose) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289877]
synonym Opuntia micrarthra Griffiths in Monatsschr. Kakteenk. 23: 130. 1913. [wfo-0000385629]
synonym Opuntia oblongata H.Wendl. in Cat. Hort. Herrenh.: . 1835. [wfo-0001289882]
synonym Opuntia rileyi J.G.Ortega Apuntes Fl. Indig. Sinaloa, Fam. Cact. C.: 8. 1929. [wfo-0001289885]
homotypic Opuntia tomentosa var. rileyi (J.G.Ortega) Backeb. Cactaceae 1: 542. 1958. [wfo-0001433366]
synonym Opuntia sarca Griffiths ex Scheinvar in Phytologia 49: 328. 1981. [wfo-0000386063]
synonym Opuntia spraguei G.J.Ortega Fl. Ind. Sinaloa: 6. 1929. [wfo-0001289884]
homotypic Opuntia tomentosa var. spraguei (J.G.Ortega) Backeb. Cactaceae 1: 542. 1958. [wfo-0001433367]
synonym Opuntia tomentella A.Berger in Monatsschr. Kakteenk. 22: 147. 1912. [wfo-0000386034]
synonym Opuntia tomentosa var. hernandezii (DC.) Bravo in Cact. Suc. Mex. 20(4): 96. 1975. [wfo-0001289108]
basionym Opuntia hernandezii DC. in Mém. Mus. Hist. Nat. 17: 69, t. 16. 1828. [wfo-0001289109]
homotypic Cactus hernandezii (DC.) Oken in Allg. Naturgesch. 3(3): 1911. 1841. [wfo-0000577893]
synonym Opuntia tomentosa var. herrerae Scheinvar in Phytologia 49: 332. 1981. [wfo-0001433365]
synonym Opuntia tomentosa var. rileyi (J.G.Ortega) Backeb. Cactaceae 1: 542. 1958. [wfo-0001433366]
basionym Opuntia rileyi J.G.Ortega Apuntes Fl. Indig. Sinaloa, Fam. Cact. C.: 8. 1929. [wfo-0001289885]
synonym Opuntia tomentosa var. spraguei (J.G.Ortega) Backeb. Cactaceae 1: 542. 1958. [wfo-0001433367]
basionym Opuntia spraguei G.J.Ortega Fl. Ind. Sinaloa: 6. 1929. [wfo-0001289884]
synonym Opuntia velutina var. macdougaliana (Rose) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289877]
basionym Opuntia macdougaliana Rose in Smithsonian Misc. Collect. 50: 516. 1908. [wfo-0001289876]
O. tortispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 293. 1856. [wfo-0001287392]
synonym Opuntia minor Müll.Hal. in Ann. Bot. Syst. 5: 50. 1858. [wfo-0001265631]
synonym Opuntia oplocarpa Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 431. 1896. [wfo-0001289807]
synonym Opuntia sanguinocula Griffiths in Proc. Biol. Soc. Wash. 27: 26. 1914. [wfo-0000386065]
synonym Opuntia tenuispina Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 294. 1856. [wfo-0001289824]
O. triacantha (Willd.) Sweet Hort. Brit. 1: 172. 1826. [wfo-0001287154]
basionym Cactus triacanthos Willd. Enum. Pl., Suppl.: 34. 1814. [wfo-0000578293]
synonym Cactus triacanthos Willd. Enum. Pl., Suppl.: 34. 1814. [wfo-0000578293]
homotypic Opuntia triacantha (Willd.) Sweet Hort. Brit. 1: 172. 1826. [wfo-0001287154]
synonym Opuntia turbinata Small Man. S.E. Fl.: 910. 1933. [wfo-0001287486]
O. tuna (L.) Mill. Gard. Dict.: Opuntia No. 3. 1768. [wfo-0000386048]
basionym Cactus tuna L. Sp. Pl.: 468. 1753. [wfo-0000578306]
homotypic Cactus opuntia var. tuna (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430281]
synonym Cactus horridus Salisb. Prodr. Stirp. Chap. Allerton: 348. 1796. [wfo-0000577903]
synonym Cactus humilis Haw. Misc. Nat.: 187. 1803. [wfo-0000577910]
synonym Cactus opuntia var. tuna (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430281]
basionym Cactus tuna L. Sp. Pl.: 468. 1753. [wfo-0000578306]
homotypic Opuntia tuna (L.) Mill. Gard. Dict.: Opuntia No. 3. 1768. [wfo-0000386048]
synonym Cactus polyanthos Sims in Bot. Mag. 53: t. 2691. 1826. [wfo-0000578110]
synonym Cactus tuna L. Sp. Pl.: 468. 1753. [wfo-0000578306]
homotypic Cactus opuntia var. tuna (L.) DC. Cat. Pl. Horti Monsp.: 13. 1813. [wfo-0001430281]
homotypic Opuntia tuna (L.) Mill. Gard. Dict.: Opuntia No. 3. 1768. [wfo-0000386048]
synonym Cactus tuna var. flava Sims in Bot. Mag. 38: t. 1557. 1813. [wfo-0000578308]
synonym Opuntia coccinea Pfeiff. Enum. Diagn. Cact.: 161. 1837. [wfo-0000386575]
synonym Opuntia flexibilis Pfeiff. Enum. Diagn. Cact.: 161. 1837. [wfo-0000385750]
synonym Opuntia horrida Salm-Dyck ex DC. Prodr. 3: 472. 1828. [wfo-0000385842]
synonym Opuntia humilis Haw. Syn. Pl. Succ.: 189. 1812. [wfo-0000385810]
synonym Opuntia maidenii Griffiths in Bull. Torrey Bot. Club 46: 201. 1919. [wfo-0000385642]
synonym Opuntia megalantha Griffiths in Bull. Torrey Bot. Club 43: 530. 1916. [wfo-0000385614]
synonym Opuntia multiflora G.Nicholson Ill. Dict. Gard. 2: 503. 1886. [wfo-0001433282]
synonym Opuntia polyantha Haw. Syn. Pl. Succ.: 190. 1812. [wfo-0000386012]
synonym Opuntia pseudotuna Salm-Dyck Observ. Bot. Hort. Dyck. 3: 7. 1822. [wfo-0001433318]
synonym Opuntia spinaurea Karw. ex Salm-Dyck Cact. Hort. Dyck.: 46. 1845. [wfo-0000386071]
synonym Opuntia tuna var. cubaguensis Gentry Allan Hancock Atlantic Exped. 6: 11 (1948) [wfo-0001433370]
synonym Opuntia tuna var. manse Orcutt in W. Amer. Sci. 7: 157. 1891. [wfo-0001433371]
O. undulata Griffiths in Rep. (Annual) Missouri Bot. Gard. 22: 32–33. 1912. [wfo-0001289891]
O. vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
basionym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
homotypic Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
homotypic Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
homotypic Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
synonym Opuntia covillei Britton & Rose in Smithsonian Misc. Collect. 50: 532. 1908. [wfo-0001287336]
synonym Opuntia covillei Britton & Rose in Smithsonian Misc. Collect. 50: 532. 1908. [wfo-0001433048]
synonym Opuntia covillei var. peircei Munz in Man. S. Calif. Bot.: 327. 1935. [wfo-0001433049]
synonym Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
basionym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
homotypic Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
homotypic Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
homotypic Opuntia vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
synonym Opuntia littoralis var. austrocalifornica L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 269. 1965. [wfo-0001287133]
synonym Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
basionym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
homotypic Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
homotypic Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
homotypic Opuntia vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
synonym Opuntia magenta Griffiths Rep. (Annual) Missouri Bot. Gard. 19: 268 (1908) [wfo-0000385801]
synonym Opuntia magenta Griffiths in Rep. (Annual) Missouri Bot. Gard. 19: 268. 1908. [wfo-0001433050]
synonym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
homotypic Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
homotypic Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
homotypic Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
homotypic Opuntia vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
synonym Opuntia occidentalis var. covillei (Britton & Rose) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433051]
synonym Opuntia occidentalis var. covillei (Britton & Rose) Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001287355]
synonym Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
basionym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
homotypic Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
homotypic Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
homotypic Opuntia vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
synonym Opuntia phaeacantha var. covillei (Britton & Rose) Fosberg in Bull. S. Calif. Acad. Sci. 33: 102. 1934. [wfo-0001433295]
synonym Opuntia rafinesquei var. vaseyi (J.M.Coult.) K.Schum. [wfo-0001269368]
basionym Opuntia mesacantha var. vaseyi J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 431–432. 1896. [wfo-0001235719]
homotypic Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0001266528]
homotypic Opuntia littoralis var. vaseyi (J.M.Coult.) L.D.Benson & Walk. in Ann. Missouri Bot. Gard. 52(3): 268–269. 1965. [wfo-0001287038]
homotypic Opuntia occidentalis var. vaseyi (J.M.Coult.) Munz in Aliso 4: 94. 1958. [wfo-0001433283]
homotypic Opuntia vaseyi (J.M.Coult.) Britton & Rose Smithsonian Misc. Collect. 50: 532 (1908) [wfo-0001287335]
synonym Opuntia rubiflora Davidson in Bull. S. Calif. Acad. Sci. 15: 33. 1916. [wfo-0001433055]
synonym Opuntia rubiflora Davidson in Bull. S. Calif. Acad. Sci. 15: 33. 1916. [wfo-0000385970]
synonym Opuntia rugosa Griffiths in Proc. Biol. Soc. Washington 27: 26. 1914. [wfo-0001433056]
synonym Opuntia rugosa Griffiths in Proc. Biol. Soc. Wash. 27: 26. 1914. [wfo-0000385998]
synonym Opuntia vaseyi var. magenta Parish Man. Fl. Pl. Calif.: 657. 1925. [wfo-0001433057]
O. velizii Lodé in Int. Cact. Advent. 102: 30. 2014. [wfo-0001433377]
synonym Nopalea guatemalensis Rose in Smithsonian Misc. Collect. 50: 330. 1907. [wfo-0000378889]
O. velutina F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 389–390. 1904. [wfo-0001289874]
synonym Opuntia affinis Griffiths in Proc. Biol. Soc. Wash. 27(6): 27–28. 1914. [wfo-0001289878]
homotypic Opuntia velutina var. affinis (Griffiths) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289879]
synonym Opuntia atropes Rose in Smithsonian Misc. Collect. 50: 518. 1908. [wfo-0001289873]
synonym Opuntia nelsonii Rose in Smithsonian Misc. Collect. 50: 516. 1908. [wfo-0001289875]
synonym Opuntia velutina var. affinis (Griffiths) Bravo in Cact. Suc. Mex. 17(4): 119. 1972. [wfo-0001289879]
basionym Opuntia affinis Griffiths in Proc. Biol. Soc. Wash. 27(6): 27–28. 1914. [wfo-0001289878]
O. ventanensis M.A.Long in Haseltonia 18: 79, f. 1–4. 2012. [wfo-0001433378]
O. wilcoxii Britton & Rose Cactaceae 1: 172. 1919. [wfo-0001289872]
O. woodsii Backeb. Descr. Cact. Nov. 1: 10. 1957. [wfo-0000385903]
O. wootonii Griffiths in Rep. (Annual) Missouri Bot. Gard. 21: 171–172, pl. 26 [upper], 27. 1910. [wfo-0001433058]

Opuntia: Unplaced Names

valid Opuntia albispinosa Mieckley ex Lindemuth & Dams in Monatsschr. Kakteenk. 14: 178. 1904. [wfo-0000386656]
valid Opuntia alpicola K.Schum. ex Dams in Monatsschr. Kakteenk. 13: 95. 1903. [wfo-0000386651]
valid Opuntia amarilla Griffiths in Bull. Torrey Bot. Club 46: 205. 1919. [wfo-0000386658]
valid Opuntia ambigua Link ex Ten. in Atti Riunione Sci. Ital. 7: 884. 1846. [wfo-0000386675]
valid Opuntia anacantha subsp. kiska-loro (Speg.) Lodé Cact.-Advent. Int. [Almeria] 35(122): 179 2023 [wfo-1200067966]
valid Opuntia anacantha subsp. retrorsa (Speg.) Lodé Cact.-Advent. Int. [Almeria] 35(122): 179 2023 [wfo-1200067967]
valid Opuntia anacantha subsp. utkilio (Speg.) Lodé Cact.-Advent. Int. [Almeria] 35(122): 179 2023 [wfo-1200067968]
valid Opuntia angusta Meinsh. in Wochenschr. Gärtnerei Pflanzenk. 1: 30. 1858. [wfo-0000386673]
valid Opuntia arborea Rojas Acosta Cat. Hist. Nat. Corrient.: 64. 1897. [wfo-0000386580]
valid Opuntia armata Backeb. in Cactus (Paris) 38: 250. 1953. [wfo-0001252130]
unknown Opuntia austrina subsp. abjecta (Small ex Britton & Rose) Guiggi [wfo-1200116789]
valid Opuntia basilaris subsp. heilii (S.L.Welsh & Neese) Majure Plants [Basel] 12(14)-2677: 13 2023 [wfo-1200067806]
illegitimate Opuntia basilaris subsp. longiareolata (Clover & Jotter) Lodé Cact.-Advent. Int. [Almeria] 35(122): 180 2023 [wfo-1200067971]
valid Opuntia basilaris subsp. longiareolata (Clover & Jotter) Majure Plants [Basel] 12(14)-2677: 13 2023 [wfo-1200067807]
invalid Opuntia bonplandii hort. ex Pfeiff. Enum. Diagn. Cact. 161 (1837) [wfo-1000085068]
valid Opuntia brachydelphis K.Schum. Revis. Gen. Pl. 3(2): 107. 1898. [wfo-0000386482]
unknown Opuntia caboensis F.Mercado & León de la Luz [wfo-1200116806]
valid Opuntia calacantha Forbes ex W.H.Baxter Suppl. Hort. Brit.: 599. 1850. [wfo-0000386474]
valid Opuntia carnosa A.Usteri in Guia Bot. Prafa Rep. Jard. Luz: 27. 1919. [wfo-0000386494]
valid Opuntia carolina J.Forbes Hort. Tour Germ.: 160. 1837. [wfo-0000386484]
valid Opuntia chata Griffiths in Bull. Torrey Bot. Club 46: 199. 1919. [wfo-0000386485]
valid Opuntia chella F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 1: 320. 1895. [wfo-0001433095]
deprecated Opuntia columbiana Griffiths (pro sp.) Bull. Torrey Bot. Club 43(10): 523–524 1916 [wfo-0001254965]
valid Opuntia ser. Curassavicae Britton & Rose Cactaceae (Britton & Rose) 1(45): 102 (1919) [wfo-1000084778]
deprecated Opuntia curvispina Griffiths (pro sp.) Bull. Torrey Bot. Club 43(2): 88–89, pl. 2 1916 [wfo-0001286993]
valid Opuntia cyanea Griffiths in Bull. Torrey Bot. Club 46: 196. 1919. [wfo-0000386596]
valid Opuntia demorenia Forbes Hort. Tour Germ.: 160. 1837. [wfo-0000386563]
valid Opuntia demoriana C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000386556]
valid Opuntia deppei H.L.Wendl. ex C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000386567]
valid Opuntia dichotoma J.Forbes Hort. Tour Germ.: 157. 1837. [wfo-0000386562]
valid Opuntia dillenii subsp. melanosperma (Svenson) Lodé Cact.-Advent. Int. [Almeria] 35(122): 180 2023 [wfo-1200067770]
valid Opuntia diversispina Griffiths in Bull. Torrey Bot. Club 46: 197. 1919. [wfo-0000385782]
valid Opuntia echios subsp. barringtonensis (E.Y.Dawson) Lodé Cact.-Advent. Int. [Almeria] 35(122): 180 2023 [wfo-1200067972]
valid Opuntia echios subsp. inermis (E.Y.Dawson) Lodé Cact.-Advent. Int. [Almeria] 35(122): 181 2023 [wfo-1200067973]
valid Opuntia echios subsp. zacana (J.T.Howell) Lodé Cact.-Advent. Int. [Almeria] 35(122): 181 2023 [wfo-1200067974]
valid Opuntia effulgia Griffiths in Bull. Torrey Bot. Club 46: 195. 1919. [wfo-0000385773]
unknown Opuntia elata subsp. delaetiana (F.A.C.Weber) M.H.J.van der Meer [wfo-1200116876]
unknown Opuntia elata subsp. rioplatensis (Font) M.H.J.van der Meer [wfo-1200116877]
deprecated Opuntia ellisiana Griffiths (pro sp.) Rep. (Annual) Missouri Bot. Gard. 21: 170, pl. 25 1910 [wfo-0001288424]
unknown Opuntia engelmannii subsp. cuija (Griffiths & Hare) M.H.J.van der Meer [wfo-1200116878]
valid Opuntia engelmannii subsp. flexispina (Griffiths) Lodé Cact.-Advent. Int. [Almeria] 35(122): 181 2023 [wfo-1200067772]
unknown Opuntia engelmannii subsp. laevis (J.M.Coult.) M.H.J.van der Meer [wfo-1200116879]
valid Opuntia engelmannii subsp. linguiformis (Griffiths) Lodé Cact.-Advent. Int. [Almeria] 35(122): 182 2023 [wfo-1200067975]
valid Opuntia erecta K.Schum. in Monatsschr. Kakteenk. 11: 181. 1901. [wfo-0000386546]
valid Opuntia festiva Sencke ex Haage Verz. Cact.: 29. 1864. [wfo-0000385785]
valid Opuntia flavispina (L.D.Benson) D.J.Ferguson, Joe J.Shaw & N.Hussey Cact. Succ. J. (Los Angeles) 97(4): 353 (2025) [wfo-1200116483]
valid Opuntia flavispina C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000385751]
valid Opuntia foliosa Salm-Dyck ex DC. Prodr. 3: 471. 1828. [wfo-0000385746]
unknown Opuntia galapageia subsp. gigantea (J.T.Howell) M.H.J.van der Meer [wfo-1200116880]
unknown Opuntia galapageia subsp. helleri (K.Schum.) M.H.J.van der Meer [wfo-1200116881]
unknown Opuntia galapageia subsp. helleri (K.Schum.) Guiggi [wfo-1200116762]
unknown Opuntia galapageia subsp. macrocarpa (E.Y.Dawson) M.H.J.van der Meer [wfo-1200116882]
unknown Opuntia galapageia subsp. profusa (E.F.Anderson & Walk.) M.H.J.van der Meer [wfo-1200116883]
unknown Opuntia galapageia subsp. saxicola (J.T.Howell) M.H.J.van der Meer [wfo-1200116884]
valid Opuntia glaucophylla H.L.Wendl. ex Pfeiff. Enum. Diagn. Cact.: 162. 1837. [wfo-0000385763]
valid Opuntia glaucophylla var. laevior Salm-Dyck Cact. Hort. Dyck.: 66. 1850. [wfo-0001433190]
valid Opuntia hispanica Griffiths in Bull. Torrey Bot. Club 46: 198. 1919. [wfo-0000385855]
valid Opuntia hitchcockii J.G.Ortega Fl. Indíg. Sinaloa Fam. Cact. C.: 12 (1929) [wfo-1000085061]
valid Opuntia hitchenii J.Forbes Hort. Tour Germ.: 159. 1837. [wfo-0000385853]
valid Opuntia horstii Heinrich Descr. Cact. Nov. 3: 10. 1963. [wfo-0000385816]
valid Opuntia howeyi J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 61. 1925. [wfo-0001256645]
unknown Opuntia humifusa subsp. mesacantha (Raf.) Guiggi [wfo-1200116790]
unknown Opuntia humifusa var. vaseyi (J.M.Coult.) A.Heller Cat. N. Amer. Pl., ed. 2. 8 (1900) [wfo-1200110443]
valid Opuntia intermedia A.Gray in Boston J. Nat. Hist. 6: 206. 1850. [wfo-0000385829]
valid Opuntia irrorata Mart. ex Pfeiff. Enum. Diagn. Cact.: 154. 1837. [wfo-0000385834]
valid Opuntia ithypetala Griffiths in Bull. Torrey Bot. Club 43: 529. 1916. [wfo-0000385830]
valid Opuntia jussieui J.N.Haage ex C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000385824]
unknown Opuntia kingstoniana Guiggi Phytotaxa 573(2): 219. 2022 [23 Nov 2022] [epublished] [wfo-1000041667]
valid Opuntia kuehnrichii Backeb. in Cact. Succ. J. (Los Angeles) 3: 132. 1932. [wfo-0000385821]
valid Opuntia laiglonii Frič in Ceskoslov. Zahradn. Listy 1924: 122. 1924. [wfo-0000385651]
valid Opuntia ser. Leucotrichae Britton & Rose Cactaceae (Britton & Rose) 1(45): 174 (1919) [wfo-1000084779]
valid Opuntia longiglochia C.Z.Nelson in Trans. Illinois State Acad. Sci. 12: 120. 1919. [wfo-0000390802]
valid Opuntia longispina Pfeiff. Enum. Diagn. Cact.: 156. 1837. [wfo-0000385663]
valid Opuntia loomsii Peebles in Cact. Succ. J. (Los Angeles) 9: 109. 1938. [wfo-0001289809]
deprecated Opuntia lucayana Britton (pro sp.) Bull. New York Bot. Gard. 4: 141 1906 [wfo-0001256651]
valid Opuntia lucida Hort. in Wiener Ill. Gart.-Zeitung 14: 146. 1889. [wfo-0000385661]
deprecated Opuntia macdougliana A.Rose [wfo-0001220225]
valid Opuntia macrantha Gibbes in Proc. Elliott Soc. Nat. Hist. Charleston 1: 273. 1858. [wfo-0000385654]
unknown Opuntia macrorhiza var. greenei (J.M.Coult.) Bulot Succulentes 2002(numéro spécial): 39. [Apr 2002] [wfo-1200027587]
valid Opuntia maxonii J.G.Ortega Fl. Indíg. Sinaloa Fam. Cact. C.: 11 (1929) [wfo-1000085060]
unknown Opuntia megapotamica subsp. chadihuensis (Oakley & Villamil) M.H.J.van der Meer [wfo-1200116885]
valid Opuntia megasperma subsp. mesophytica (Lundh) Lodé Cact.-Advent. Int. [Almeria] 35(122): 182 2023 [wfo-1200067976]
unknown Opuntia monacantha var. gracilior Salm-Dyck [wfo-1200109560]
unknown Opuntia monacanthos (Willd.) Haw. [wfo-1000064158]
valid Opuntia monacanthos Doe Ann. Agric. Franç. sér. 3, 11: 53 (1833) [wfo-1000085114]
unknown Opuntia monacanthos f. jejuensis Jekuk Kim ex Y.S.Yang [wfo-1200027045]
valid Opuntia montana Sencke ex Haage Verz. Cact.: 29. 1864. [wfo-0000386584]
valid Opuntia morenoi K.Schum. Revis. Gen. Pl. 3(2): 107. 1898. [wfo-0000386557]
valid Opuntia myriacantha Link & Otto ex Steud. Nomencl. Bot. 2: 221. 1841. [wfo-0000386539]
valid Opuntia neorutila Y.Itô Cactaceae: 85. 1981. [wfo-0000386533]
valid Opuntia ser. Nopalea (Salm-Dyck) G.D.Rowley Repert. Pl. Succ. 22: 10 (1973) [wfo-1000084784]
deprecated Opuntia occidentalis Engelm. & J.M.Bigelow (pro sp.) Proc. Amer. Acad. Arts 3: 291 1856 [wfo-0001287337]
valid Opuntia opuntia J.M.Coult. in Contr. U.S. Natl. Herb. 3: 432. 1896. [wfo-0000385710]
unknown Opuntia ottonis Ser. [wfo-1200069394]
valid Opuntia ottonis Ser. Fl. Jard. 2: 436 1847 [wfo-1200069395]
valid Opuntia papyracantha K.Schum. Gesamtbeschr. Kakt.: 694. 1897–1899. [wfo-0000385734]
valid Opuntia peckii J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 34: 63. 1925. [wfo-0000385717]
valid Opuntia phyllacantha Salm-Dyck ex C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000385719]
valid Opuntia piccolomini Hort. in Gartenflora 36: 39. 1887. [wfo-0000385675]
unknown Opuntia polyacantha subsp. arenaria (Engelm.) Guiggi [wfo-1200116791]
unknown Opuntia polyacantha subsp. hystricina (Engelm. & J.M.Bigelow) Guiggi [wfo-1200116792]
unknown Opuntia polyacantha subsp. nicholii (L.D.Benson) M.H.J.van der Meer [wfo-1200116886]
unknown Opuntia polyacantha var. rhodantha (K.Schum.) M.H.J.van der Meer [wfo-1200116843]
unknown Opuntia polyacantha f. trichophora (Engelm. & J.M.Bigelow) Guiggi [wfo-1200116793]
valid Opuntia praecox J.Forbes Hort. Tour Germ.: 160. 1837. [wfo-0000386008]
valid Opuntia protracta Lem. ex C.F.Först. Handb. Cacteenk.: 508. 1846. [wfo-0000386004]
valid Opuntia pseudo-tuna Salm-Dyck Observ. Bot. Hort. Dyck. 3: 7. 1822. [wfo-0001262835]
valid Opuntia unranked Pubescentes Salm-Dyck Cact. Hort. Dyck. (1841). 42 (1841) [wfo-1200114822]
valid Opuntia ser. Pubescentes K.Schum. Gesamtbeschr. Kakt. 700 (1898) [wfo-1000084826]
valid Opuntia pusilla (Haw.) Haw. Syn. Pl. Succ.: 195. 1812. [wfo-0001287142]
unknown Opuntia repens subsp. repens [wfo-1200098249]
valid Opuntia reptans Karw. ex W.H.Baxter Suppl. Hort. Brit.: 599. 1850. [wfo-0000386016]
valid Opuntia robinsonii J.G.Ortega Fl. Indíg. Sinaloa Fam. Cact. C.: 10 (1929) [wfo-1000085063]
valid Opuntia salicornoides Spreng. ex Pfeiff. Enum. Diagn. Cact.: 141. 1837. [wfo-0000385994]
valid Opuntia salmii J.Forbes Hort. Tour Germ.: 158. 1837. [wfo-0000385993]
unknown Opuntia santamaria E.M.Baxter Cact. Succ. J. (Los Angeles) 4(5): 283, in obs. (1932) [wfo-1200115801]
valid Opuntia ser. Scheerianae Britton & Rose Cactaceae (Britton & Rose) 1(45): 159 (1919) [wfo-1000084777]
valid Opuntia schomburgkii Salm-Dyck Cact. Hort. Dyck.: 48. 1845. [wfo-0000386060]
valid Opuntia securigera Borg Cacti: 67. 1937. [wfo-0000386084]
valid Opuntia ser. Setispinae Britton & Rose Cactaceae (Britton & Rose) 1(45): 136 (1919) [wfo-1000084780]
unknown Opuntia sierralagunensis León de la Luz & F.Mercado [wfo-1200116805]
valid Opuntia soumaya Martínez-Gonz. Phytotaxa 717(1): 39 (2025) [wfo-1000084729]
unknown Opuntia sphaeracantha Graessner Kakt. Sukkulenten Hamptverzeichnis 1937, 10, nomen. [wfo-1000075469]
valid Opuntia subg. Sphaeraria Haw. Philos. Mag. Ann. Chem. 7(38): 118. 1830 [wfo-1000040929]
valid Opuntia spinulosa Salm-Dyck Cact. Hort. Dyck.: 46. 1845. [wfo-0000386062]
valid Opuntia spraguei J.G.Ortega Fl. Indíg. Sinaloa Fam. Cact. C.: 6 (1929) [wfo-1000085062]
valid Opuntia sect. Stapeliaster C.Hess Spezielle Pflanzenkunde 2: 464. 1846 [wfo-1000040962]
valid Opuntia straminea Sencke ex Haage Verz. Cact.: 30. 1864. [wfo-0000385758]
valid Opuntia ser. Streptacanthae Britton & Rose Cactaceae (Britton & Rose) 1(45): 181 (1919) [wfo-1000084781]
valid Opuntia ser. Strigiles Britton & Rose Cactaceae (Britton & Rose) 1(45): 136 (1919) [wfo-1000084782]
valid Opuntia subcylindrica (M.Machado & N.P.Taylor) Batov Opred. Vidov Kaktusov Kult. 2(1): 126 (2023) [wfo-1000086713]
valid Opuntia sulphurea var. vulpina (F.A.C.Weber) Oakley Bonplandia 33(1): 107 2024 [wfo-1200093644]
valid Opuntia ser. Sulphureae Britton & Rose Cactaceae (Britton & Rose) 1: 133 (1919) [wfo-1000084868]
valid Opuntia tehuantepecana (Bravo ex S.Arias) Bravo ex M.H.J.van der Meer Cact. Phantast. 2024(2): 2 (2024) [wfo-1200112574]
valid Opuntia ser. Tomentosae Britton & Rose Cactaceae (Britton & Rose) 1(45): 172 (1919) [wfo-1000084783]
unknown Opuntia triacanthos (Willd.) Sweet [wfo-1000065037]
unknown Opuntia tricophora Britton & Rose [wfo-1000085951]
valid Opuntia ser. Tunae Britton & Rose Smithsonian Misc. Collect. 50(34): 527 (1908) [wfo-1000084824]
valid Opuntia unranked Tunae K.Schum. Gesamtbeschr. Kakt. 700, 702 (1898) [wfo-1200114823]
deprecated Opuntia ula Engelm.x O.kelvinensis [wfo-0001287218]
unknown Opuntia vaseyi var. magenta (Griffiths) Parish Man. Fl. Pl. Calif. [Jepson] 657 (1925) [wfo-1200110460]
valid Opuntia virens Ten. in Atti Riunione Sci. Ital. 7: 886. 1846. [wfo-0000385887]
valid Opuntia woodburyi (W.H.Earle) Stock Haseltonia 30(1): 9 2023 [wfo-1000056976]
valid Opuntia ser. Xerocarpeae (Engelm.) K.Schum. Gesamtbeschr. Kakt. 700 (1898) [wfo-1000084786]
Opuntioideae Burnett Outlines Bot. (Burnett) 742, 1130 1835 [wfo-4100003438]
Opuntieae DC. Prodr. [A. P. de Candolle] 3: 458 (1828) [wfo-4100005945]