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Disolocereus E.Meier in EPIG 64: 26. 2009. [wfo-4000042623]
Disonopsis G.D.Rowley in Cactaceae Syst. Init. 18: 13. 2004. [wfo-4000042570]
Disophyllum Innes Epiphytes 1(3): 43 (1968) [wfo-4000012177]
D. amaranthinum (Regel) E.Meier in EPIG 57: 17. 2006. [wfo-0000509087]
D. charltonii (Mast.) E.Meier in EPIG 57: 17. 2006. [wfo-0000509088]
D. splendens (Regel) E.Meier in EPIG 57: 17. 2006. [wfo-0000743759]
Disoquipa M.H.J.van der Meer Cact. Phantast. 2018(1): 5 (2018) [wfo-0001302913]
synonym Callisonara P.V.Heath Calyx 1(3): 98 (1992) [wfo-4000042599]
Disoselenicereus E.Meier in Kakteen And. Sukk. 41(4): 80. 1990. [wfo-4000012178]
D. fulgidus (Hook.f.) E.Meier in EPIG 57: 17. 2006. [wfo-0000509089]
synonym Cereus fulgidus Hook.f. in Bot. Mag. 96: t. 5856. 1870. [wfo-0000597114]
synonym Cereus grandiflorus var. maynardii Paxton in Rev. Hort. (Paris) sér 3, 1: 285. 1847. [wfo-0000738875]
synonym Cereus maynardii Paxton in Bot. Mag. 14: 75. 1847. [wfo-0001288265]
synonym Cereus nothus Siedhof in Blumen-Zeitung 7: 114. 1834. [wfo-0001302965]
synonym Disoselenicereus nothus (Siedhof) M.H.J.van der Meer Cact. Phantast. 2018(1): 5 (2018) [wfo-0001302955]
D. hildmannii (Hildm.) M.H.J.van der Meer Cact. Phantast. 2019(4)-1: 2 (2019) [wfo-0001302936]
basionym Phyllocactus hildmannii Hildm. in Gartenflora 44: 633. 1895. [wfo-0001433665]
synonym Phyllocactus hildmannii Hildm. in Gartenflora 44: 633. 1895. [wfo-0001433665]
homotypic Disoselenicereus hildmannii (Hildm.) M.H.J.van der Meer Cact. Phantast. 2019(4)-1: 2 (2019) [wfo-0001302936]
D. maynardiae (Paxton) E.Meier in EPIG 57: 17. 2006. [wfo-0000509090]
D. wrayae (Worsley) M.H.J.van der Meer Cact. Phantast. 2018(1): 6 (2018) [wfo-0001302918]
synonym Cereus wrayae Worsley in J. Roy. Hort. Soc. 39: 95-97. 1913. [wfo-0001302967]
Disuntia M.H.J.van der Meer Cact. Phantast. 2018(1): 6 (2018) [wfo-0001302957]
Echinaageocereus Mordhorst in Kakteen And. Sukk. 62: 228. 2011. [wfo-4000042685]
Echinastrophytum Mottram in Cactician 4: 99. 2016. [wfo-4000042503]
Echinobergia Mottram Contr. New Classific. Cact. Fam.: 35. 1990. [wfo-4000042663]
Echinobutia P.V.Heath Calyx 1(3): 112 (1992) [wfo-4000042609]
Echinocactus Link & Otto Verh. Vereins. Beförd. Gartenbaues Königl. Preuss. Staaten 3: 420. 1827. [wfo-4000012908]
synonym Brittonrosea Speg. Anales Soc. Ci. Argent. 96: 69 (1923) [wfo-4000005455]
synonym Echinofossulocactus Lawr. in Gard. Mag. & Reg. Rural Domest. Improv. 17: 317. 1841. [wfo-4000012929]
synonym Emorycactus Doweld in Succulenta (Netherlands) 75: 270. 1996. [wfo-4000013324]
synonym Meyerocactus Doweld in Succulenta (Netherlands) 75: 271. 1996. [wfo-4000023980]
E. centeterius Lehm. ex Pfeiff. Enum. Diagn. Cact.: 65. 1837. [wfo-0000660262]
homotypic Gymnocalycium centeterium (Lehm. ex Pfeiff.) Hosseus in Revista Centro Estud. Farm. reimpr. 2(6): 22. 1926. [wfo-0000712420]
homotypic Neoporteria centeteria (Lehm.) G.D.Rowley in Excelsa 12: 39. 1986. [wfo-0000378763]
homotypic Pyrrhocactus centeterius (Lehm. ex Pfeiff.) A.Berger Kakteen: 216. 1929. [wfo-0000398050]
homotypic Uebelmannia centeteria (Lehm. ex Pfeiff.) Schnabel in Kakteen And. Sukk. 22: 166. 1971. [wfo-0000416271]
synonym Gymnocalycium centeterium (Lehm. ex Pfeiff.) Hosseus in Revista Centro Estud. Farm. reimpr. 2(6): 22. 1926. [wfo-0000712420]
basionym Echinocactus centeterius Lehm. ex Pfeiff. Enum. Diagn. Cact.: 65. 1837. [wfo-0000660262]
homotypic Neoporteria centeteria (Lehm.) G.D.Rowley in Excelsa 12: 39. 1986. [wfo-0000378763]
homotypic Pyrrhocactus centeterius (Lehm. ex Pfeiff.) A.Berger Kakteen: 216. 1929. [wfo-0000398050]
homotypic Uebelmannia centeteria (Lehm. ex Pfeiff.) Schnabel in Kakteen And. Sukk. 22: 166. 1971. [wfo-0000416271]
synonym Neoporteria centeteria (Lehm.) G.D.Rowley in Excelsa 12: 39. 1986. [wfo-0000378763]
basionym Echinocactus centeterius Lehm. ex Pfeiff. Enum. Diagn. Cact.: 65. 1837. [wfo-0000660262]
homotypic Gymnocalycium centeterium (Lehm. ex Pfeiff.) Hosseus in Revista Centro Estud. Farm. reimpr. 2(6): 22. 1926. [wfo-0000712420]
homotypic Pyrrhocactus centeterius (Lehm. ex Pfeiff.) A.Berger Kakteen: 216. 1929. [wfo-0000398050]
homotypic Uebelmannia centeteria (Lehm. ex Pfeiff.) Schnabel in Kakteen And. Sukk. 22: 166. 1971. [wfo-0000416271]
synonym Pyrrhocactus centeterius (Lehm. ex Pfeiff.) A.Berger Kakteen: 216. 1929. [wfo-0000398050]
basionym Echinocactus centeterius Lehm. ex Pfeiff. Enum. Diagn. Cact.: 65. 1837. [wfo-0000660262]
homotypic Gymnocalycium centeterium (Lehm. ex Pfeiff.) Hosseus in Revista Centro Estud. Farm. reimpr. 2(6): 22. 1926. [wfo-0000712420]
homotypic Neoporteria centeteria (Lehm.) G.D.Rowley in Excelsa 12: 39. 1986. [wfo-0000378763]
homotypic Uebelmannia centeteria (Lehm. ex Pfeiff.) Schnabel in Kakteen And. Sukk. 22: 166. 1971. [wfo-0000416271]
synonym Uebelmannia centeteria (Lehm. ex Pfeiff.) Schnabel in Kakteen And. Sukk. 22: 166. 1971. [wfo-0000416271]
basionym Echinocactus centeterius Lehm. ex Pfeiff. Enum. Diagn. Cact.: 65. 1837. [wfo-0000660262]
homotypic Gymnocalycium centeterium (Lehm. ex Pfeiff.) Hosseus in Revista Centro Estud. Farm. reimpr. 2(6): 22. 1926. [wfo-0000712420]
homotypic Neoporteria centeteria (Lehm.) G.D.Rowley in Excelsa 12: 39. 1986. [wfo-0000378763]
homotypic Pyrrhocactus centeterius (Lehm. ex Pfeiff.) A.Berger Kakteen: 216. 1929. [wfo-0000398050]
E. contractus Hildm. in Monatsschr. Kakteenk. 1: 15. 1891. [wfo-0001288418]
synonym Gymnocalycium contractum (Hildm.) M.H.J.van der Meer ? [wfo-0001302928]
E. criocereus Lem. Monogr. Cact.: 178. 1853. [wfo-0001288420]
synonym Echinocactus criocerus Lem. ex Labour. Monogr. Cact.: 178. 1853. [wfo-0000660312]
E. horizonthalonius Lem. Cact. Gen. Sp. Nov.: 19–20. 1839. [wfo-0000660527]
homotypic Echinocactus horizonthalonius subsp. horizonthalonius [wfo-0001286155]
homotypic Meyerocactus horizonthalonius (Lem.) Doweld in Succulenta (Netherlands) 75(6): 271. 1996. [wfo-0001254429]
synonym Echinocactus equitans Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 88. 1839. [wfo-0000660391]
synonym Echinocactus horizontalis C.F.Först. Handb. Cacteenk.: 327. 1846. [wfo-0000660526]
synonym Echinocactus horizonthalonius var. centrispinus Engelm. in Proc. Amer. Acad. Arts 3: 276. 1856. [wfo-0000660528]
homotypic Echinocactus horizonthalonius f. centrispinus (Engelm.) Schelle Kakteen: 186. 1926. [wfo-0000660529]
synonym Echinocactus horizonthalonius f. centrispinus (Engelm.) Schelle Kakteen: 186. 1926. [wfo-0000660529]
basionym Echinocactus horizonthalonius var. centrispinus Engelm. in Proc. Amer. Acad. Arts 3: 276. 1856. [wfo-0000660528]
synonym Echinocactus horizonthalonius var. curvispinus Salm-Dyck Cact. Hort. Dyck.: 146. 1850. [wfo-0000660532]
homotypic Echinocactus horizonthalonius f. curvispinus (Salm-Dyck) Schelle Handb. Kakteenkult.: 146. 1907. [wfo-0000660533]
synonym Echinocactus horizonthalonius f. curvispinus (Salm-Dyck) Schelle Handb. Kakteenkult.: 146. 1907. [wfo-0000660533]
basionym Echinocactus horizonthalonius var. curvispinus Salm-Dyck Cact. Hort. Dyck.: 146. 1850. [wfo-0000660532]
synonym Echinocactus horizonthalonius subsp. diabolicus Halda, L.Vacek & Vaško in Acta Mus. Richnov., Sect. Nat. 13: 1. 2006. [wfo-0001430631]
synonym Echinocactus horizonthalonius var. equitans Schmoll in Cat.: . 1947. [wfo-0000738788]
synonym Echinocactus horizonthalonius subsp. horizonthalonius [wfo-0001286155]
basionym Echinocactus horizonthalonius Lem. Cact. Gen. Sp. Nov.: 19–20. 1839. [wfo-0000660527]
homotypic Meyerocactus horizonthalonius (Lem.) Doweld in Succulenta (Netherlands) 75(6): 271. 1996. [wfo-0001254429]
synonym Echinocactus horizonthalonius subsp. jarmilae Halda & Horáček in Acta Mus. Richnov., Sect. Nat. 7: 34. 2000. [wfo-0001430632]
synonym Echinocactus horizonthalonius var. laticostatus Schmoll in Cat.: . 1947. [wfo-0000738789]
synonym Echinocactus horizonthalonius f. obscurispinus (Rud.Mey.) Schelle Kakteen: 186. 1926. [wfo-0000660537]
basionym Echinocactus horizonthalonius var. obscurispinus Rud.Mey. in Monatsschr. Kakteenk. 21: 181. 1911. [wfo-0000660536]
synonym Echinocactus horizonthalonius var. obscurispinus Rud.Mey. in Monatsschr. Kakteenk. 21: 181. 1911. [wfo-0000660536]
homotypic Echinocactus horizonthalonius f. obscurispinus (Rud.Mey.) Schelle Kakteen: 186. 1926. [wfo-0000660537]
synonym Echinocactus horizonthalonius var. subikii Staník & Dráb in Cactaceae etc. 8(1): 8. 1998. [wfo-0000660538]
synonym Echinocactus laticostatus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 32. 1857. [wfo-0000660601]
synonym Echinocactus pachycornis Muehlenpf. in Allg. Gartenzeitung 14: 371. 1846. [wfo-0000660766]
synonym Meyerocactus horizonthalonius (Lem.) Doweld in Succulenta (Netherlands) 75(6): 271. 1996. [wfo-0001254429]
basionym Echinocactus horizonthalonius Lem. Cact. Gen. Sp. Nov.: 19–20. 1839. [wfo-0000660527]
homotypic Echinocactus horizonthalonius subsp. horizonthalonius [wfo-0001286155]
E. horizonthalonius var. horizonthalonius [wfo-0001434743]
E. horizonthalonius var. nicholii L.D.Benson Cacti Ariz.: 23. 1969. [wfo-0000660534]
homotypic Echinocactus horizonthalonius subsp. nicholii (L.D.Benson) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000660535]
homotypic Meyerocactus horizonthalonius subsp. nicholii (L.D.Benson) Doweld in Sukkulenty 1(2): 27. 1999. [wfo-0001286156]
synonym Echinocactus horizonthalonius subsp. nicholii (L.D.Benson) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000660535]
basionym Echinocactus horizonthalonius var. nicholii L.D.Benson Cacti Ariz.: 23. 1969. [wfo-0000660534]
homotypic Meyerocactus horizonthalonius subsp. nicholii (L.D.Benson) Doweld in Sukkulenty 1(2): 27. 1999. [wfo-0001286156]
synonym Meyerocactus horizonthalonius subsp. nicholii (L.D.Benson) Doweld in Sukkulenty 1(2): 27. 1999. [wfo-0001286156]
basionym Echinocactus horizonthalonius var. nicholii L.D.Benson Cacti Ariz.: 23. 1969. [wfo-0000660534]
homotypic Echinocactus horizonthalonius subsp. nicholii (L.D.Benson) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000660535]
E. intricatus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 428. 1827. [wfo-0000660572]
synonym Melocactus intricatus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: t. 24. 1827. [wfo-0000375473]
synonym Notocactus intricatus (Link & Otto) Herter in Cactus (Paris) 42: 120. 1954. [wfo-0000378495]
E. multicostatus Daul Illustr. Handb. Kakteenkunde: 65, fig. 42. 1890. [wfo-0001430647]
E. pachycentrus Lehm. ex Pfeiff. Enum. Diagn. Cact.: 66. 1837. [wfo-0000660765]
homotypic Echinocactus centeterius f. pachycentrus (Lehm. ex Pfeiff.) Schelle Kakteen: 235. 1926. [wfo-0001430614]
homotypic Echinocactus centeterius var. pachycentrus (Lehm. ex Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 33. 1850. [wfo-0001430615]
synonym Echinocactus centeterius f. pachycentrus (Lehm. ex Pfeiff.) Schelle Kakteen: 235. 1926. [wfo-0001430614]
basionym Echinocactus pachycentrus Lehm. ex Pfeiff. Enum. Diagn. Cact.: 66. 1837. [wfo-0000660765]
homotypic Echinocactus centeterius var. pachycentrus (Lehm. ex Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 33. 1850. [wfo-0001430615]
synonym Echinocactus centeterius var. pachycentrus (Lehm. ex Pfeiff.) Salm-Dyck Cact. Hort. Dyck.: 33. 1850. [wfo-0001430615]
basionym Echinocactus pachycentrus Lehm. ex Pfeiff. Enum. Diagn. Cact.: 66. 1837. [wfo-0000660765]
homotypic Echinocactus centeterius f. pachycentrus (Lehm. ex Pfeiff.) Schelle Kakteen: 235. 1926. [wfo-0001430614]
E. platyacanthus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 423. 1827. [wfo-0000660808]
synonym Coryphantha poselgeriana var. saltillensis (Poselg.) L.Bremer in Cact. Suc. Mex. 22: 16. 1977. [wfo-0000623348]
synonym Echinocactus arachnoideus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 90. 1839. [wfo-0000660190]
synonym Echinocactus aulacogonus Lem. Cact. Gen. Sp. Nov.: 14. 1839. [wfo-0000660204]
synonym Echinocactus aulacogonus var. diacopaulax Lem. Cact. Gen. Sp. Nov.: 15. 1839. [wfo-0000660205]
synonym Echinocactus edulis Haage ex C.F.Först. Handb. Cacteenk.: 346. 1846. [wfo-0000660377]
synonym Echinocactus ghiesbreghtianus Lem. Hort. Universel 1: 227. 1839. [wfo-0000660441]
synonym Echinocactus grandis Rose in Contr. U.S. Natl. Herb. 10: 126. 1906. [wfo-0000660475]
homotypic Echinocactus platyacanthus f. grandis (Rose) Bravo in Cact. Suc. Mex. 25: 64. 1980. [wfo-0000660810]
synonym Echinocactus grandis subsp. polycormus Říha & Tabasco in Kaktusy (Brno) 33: 81. 1997. [wfo-0000660476]
synonym Echinocactus grandis f. polycormus Říha & Tabasco in Kaktusy (Brno) 33: 81. 1997. [wfo-0000660477]
synonym Echinocactus helophorus Lem. Cact. Gen. Sp. Nov.: 12. 1839. [wfo-0000660503]
synonym Echinocactus helophorus var. laevior Lem. Cact. Gen. Sp. Nov.: 13. 1839. [wfo-0000660504]
synonym Echinocactus helophorus var. longifossulatus Lem. Cact. Gen. Sp. Nov.: 13. 1839. [wfo-0000660505]
synonym Echinocactus ingens Zucc. ex Pfeiff. Enum. Diagn. Cact.: 54. 1837. [wfo-0000660554]
synonym Echinocactus ingens f. aulocogonus (Lem.) Schelle Kakteen: 189. 1926. [wfo-0000660555]
synonym Echinocactus ingens var. grandis Speg. in Monatsschr. Kakteenk. 17: 116. 1907. [wfo-0000738790]
synonym Echinocactus ingens var. helophorus (Lem.) K.Schum. Gesamtbeschr. Kakt.: 317. 1897–1899. [wfo-0000660556]
synonym Echinocactus ingens f. helophorus (Lem.) Schelle Handb. Kakteenkult.: 149. 1907. [wfo-0000660557]
synonym Echinocactus ingens f. saltillensis (Poselg.) Schelle Handb. Kakteenkult.: 149. 1907. [wfo-0000660559]
synonym Echinocactus ingens var. saltillensis (Poselg.) K.Schum. Gesamtbeschr. Kakt.: 317. 1897–1899. [wfo-0000660558]
synonym Echinocactus ingens var. subinermis K.Schum. Gesamtbeschr. Kakt.: 317. 1897–1899. [wfo-0000660560]
synonym Echinocactus ingens f. viznaga (Hook.) Voss Vilm. Blumengärtn. 1: 372. 1894. [wfo-0000660561]
synonym Echinocactus ingens var. viznaga (Hook.) K.Schum. Gesamtbeschr. Kakt.: 317. 1897–1899. [wfo-0000660562]
synonym Echinocactus irroratus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 90. 1839. [wfo-0000660574]
synonym Echinocactus karwinskianus Burkart in Monatsschr. Kakteenk. 1: 126. 1891. [wfo-0001288455]
synonym Echinocactus karwinskii Zucc. ex Pfeiff. Enum. Diagn. Cact.: 50. 1837. [wfo-0000660587]
synonym Echinocactus macracanthus de Vriese in Tijdschr. Nat. Geschied. 6: 49. 1839. [wfo-0000660645]
synonym Echinocactus minax Lem. Cact. Aliq. Nov.: 18. 1838. [wfo-0000660684]
synonym Echinocactus minax var. laevior Lem. Cact. Gen. Sp. Nov.: 86. 1839. [wfo-0000660685]
synonym Echinocactus oligacanthus Mart. ex Pfeiff. Enum. Diagn. Cact.: 53. 1837. [wfo-0000660741]
synonym Echinocactus oligacanthus Salm-Dyck Cact. Hort. Dyck.: 31. 1850. [wfo-0000660742]
synonym Echinocactus palmeri Rose in Contr. U.S. Natl. Herb. 12: 290. 1909. [wfo-0000660767]
synonym Echinocactus platyacanthus f. grandis (Rose) Bravo in Cact. Suc. Mex. 25: 64. 1980. [wfo-0000660810]
basionym Echinocactus grandis Rose in Contr. U.S. Natl. Herb. 10: 126. 1906. [wfo-0000660475]
synonym Echinocactus platyacanthus var. palmeri (Rose) H.P.Kelsey & Dayton Standard. Pl. Names: 70. 1942. [wfo-0000660811]
synonym Echinocactus platyacanthus f. visnaga (Hook.) Bravo in Cact. Suc. Mex. 25: 65. 1980. [wfo-0000660812]
basionym Echinocactus visnaga Hook. in Gard. Chron. 1845: 133. 1845. [wfo-0001430683]
synonym Echinocactus platyceras Lem. Cact. Aliq. Nov.: 19. 1838. [wfo-0000660814]
synonym Echinocactus platyceras var. laevior C.F.Först. Handb. Cacteenk.: 325. 1846. [wfo-0000738809]
synonym Echinocactus platyceras var. minax Salm-Dyck ex C.F.Först. Handb. Cacteenk.: 324. 1846. [wfo-0000738810]
synonym Echinocactus saltillensis Poselger 1853 [wfo-0001286162]
synonym Echinocactus saltillensis Poselg. in Allg. Gartenzeitung 21: 101. 1853. [wfo-0000660897]
synonym Echinocactus tuberculatus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: 425. 1827. [wfo-0000661034]
synonym Echinocactus tuberculatus var. spiralis DC. in Mém. Mus. Hist. Nat. 17: 115. 1828. [wfo-0000661035]
synonym Echinocactus visnaga Hook. in Gard. Chron. 1845: 133. 1845. [wfo-0001430683]
homotypic Echinocactus platyacanthus f. visnaga (Hook.) Bravo in Cact. Suc. Mex. 25: 65. 1980. [wfo-0000660812]
synonym Echinocactus viznaga Hook. in Gard. Chron. 1845: 133. 1845. [wfo-0000661071]
synonym Echinofossulocactus helophorus (Lem.) Lawr. in Gard. Mag. (London) 17: 318. 1841. [wfo-0000661712]
synonym Echinofossulocactus karwinskianus Lawr. in Gard. Mag. (London) 17: 318. 1841. [wfo-0000661718]
synonym Echinofossulocactus platyceras (Lem.) Lawr. in Gard. Mag. (London) 17: 318. 1841. [wfo-0000661743]
synonym Melocactus ingens Karw. ex Pfeiff. Enum. Diagn. Cact.: 54. 1837. [wfo-0000375470]
synonym Melocactus platyacanthus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: t. 14. 1827. [wfo-0000375436]
synonym Melocactus tuberculatus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 3: t. 26. 1827. [wfo-0000375267]
E. quadrinatus Wegener in Allg. Gartenzeitung 2: 66. 1834. [wfo-0000660848]
synonym Echinocactus wegeneri Salm-Dyck Cact. Hort. Dyck.: 31. 1850. [wfo-0000661076]
E. setosus (Linke) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 537. 1880. [wfo-0000660953]
synonym Echinopsis setosa Linke in Wochenschr. Gärtnerei Pflanzenk. 1: 86. 1858. [wfo-0000662340]

Echinocactus: Unplaced Names

valid Echinocactus acanthion Salm-Dyck Cact. Hort. Dyck.: 31. 1850. [wfo-0000660155]
valid Echinocactus acutispinus Hildm. in Deutsche Gärt.-Zeitung 5: 44. 1895. [wfo-0001288403]
valid Echinocactus adversispinus Muehlenpf. in Allg. Gartenzeitung 16: 10. 1848. [wfo-0000660171]
valid Echinocactus amazonicus Witt in Monatsschr. Kakteenk. 12: 29. 1902. [wfo-0000660180]
valid Echinocactus armatissimus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 162. 1861. [wfo-0000660195]
valid Echinocactus aureicentrua Backeb. in Cact. Succ. J. (Los Angeles) 4: 72. 1933. [wfo-0000660209]
deprecated Echinocactus barcelona Walton in Cact. J. (London) 2: 79, 175, 191. 1899. [wfo-0001288406]
valid Echinocactus besleri (Link & Otto) Ser. Fl. Jard. 2: 295 1847 [wfo-1000057600]
valid Echinocactus brachycentrus Salm-Dyck Cact. Hort. Dyck.: 31. 1850. [wfo-0000660232]
valid Echinocactus brachycentrus var. oligacanthus Salm-Dyck Cact. Hort. Dyck.: 160. 1850. [wfo-0001430612]
valid Echinocactus buchheimianus Haage in Quehl in Monatsschr. Kakteenk. 9: 74. 1899. [wfo-0001288408]
valid Echinocactus candidus Lawr. in Gard. Mag. (London) 17: 316. 1841. [wfo-0000660248]
unknown Echinocactus capricornis f. nudus H.Moeller Z. Sukkulentenk. 2(7): 129 (1925) [wfo-1200115685]
valid Echinocactus castaniensis Miers in Monatsschr. Kakteenk. 5: 75. 1895. [wfo-0001288409]
valid Echinocactus castaniensis F.A.C.Weber Dict. Hort.: 465. 1896. [wfo-0001288410]
valid Echinocactus centeterius var. major Lem. & Monv. Cact. Gen. Sp. Nov.: 91. 1839. [wfo-0000660263]
valid Echinocactus cerebriformis Macloskie in Rep. Princeton Univ. Exp. Patagonia, Botany 8(2): 593. 1905. [wfo-0001288412]
valid Echinocactus cereiformis DC. in Mém. Mus. Hist. Nat. 17: 115. 1828. [wfo-0000660266]
valid Echinocactus confertus C.F.Först. Handb. Cacteenk.: 346. 1846. [wfo-0001288415]
valid Echinocactus conimamma Linke ex K.Schum. in Monatsschr. Kakteenk. 5: 75. 1895. [wfo-0001288416]
valid Echinocactus conquades C.F.Först. Handb. Cacteenk.: 338. 1846. [wfo-0001288417]
deprecated Echinocactus constrictus Hildm. [wfo-0000660292]
valid Echinocactus cristatus Lawr. in Gard. Mag. (London) 17: 316. 1841. [wfo-0000660314]
valid Echinocactus cupulatus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 161. 1861. [wfo-0001288421]
valid Echinocactus cylindricus (Lam.) Paxton Pocket Bot. Dict. 114 (1840) [wfo-1000087708]
valid Echinocactus darrahii K.Schum. in Monatsschr. Kakteenk. 12: 21. 1902. [wfo-0001288422]
valid Echinocactus debilispinus A.Berg in Allg. Gartenzeitung 8: 131. 1840. [wfo-0000660326]
unknown Echinocactus diabolicus (Halda, L.Vacek & Vaško) Janeba [wfo-1000064779]
valid Echinocactus dicracanthus Hortus ex Forbes Journ. Hort. Tour Germ.: 160. 1837. [wfo-0001288430]
valid Echinocactus dietrichii Ser. Fl. Jard. 2: 331 1847 [wfo-1200069391]
deprecated Echinocactus dregeanus W.Moeller Rev. Hort. 67: 186 1895 [wfo-0000660367]
valid Echinocactus dyckii Ser. Fl. Jard. 2: 302 1847 [wfo-1000057601]
valid Echinocactus echinatus J.Forbes in Journ. Hort. Tour Germ.: 152. 1837. [wfo-0001288434]
valid Echinocactus elatior Lem. Cact. Gen. Sp. Nov.: 23. 1839. [wfo-0001288509]
valid Echinocactus elegans Pfeiff. Enum. Diagn. Cact.: 86. 1837. [wfo-0000660383]
valid Echinocactus ellemeetii Miq. in Ned. Kruidk. Arch. 4: 337. 1859. [wfo-0000660385]
valid Echinocactus emoryi var. chrysacanthus K.Schum. Gesamtbeschr. Kakt. Nachtr.: 99. 1903. [wfo-0000738774]
valid Echinocactus ferox Spreng. in Monatsschr. Kakteenk. 4: 193. 1894. [wfo-0001288436]
valid Echinocactus flavicoma Endl. in Monatsschr. Kakteenk. 19: 139. 1909. [wfo-0001288437]
valid Echinocactus flexuosus A.Dietr. in Allg. Gartenzeitung 19: 347. 1851. [wfo-0000660417]
valid Echinocactus fluctuosus A.Dietr. in Allg. Gartenzeitung 19: 154. 1851. [wfo-0000660419]
valid Echinocactus foersteri Stieber in Bot. Zeitung (Berlin) 5: 491. 1847. [wfo-0001430623]
valid Echinocactus foersteri Stieber in Bot. Zeitung (Berlin) 5: 491. 1847. [wfo-0000660421]
valid Echinocactus foliosus (Gillies ex Loudon) Steud. Nomencl. Bot. 1: 536. 1840. [wfo-0000660422]
valid Echinocactus gigas Pfeiff. ex C.F.Först. Handb. Cacteenk.: 347. 1846. [wfo-0001288438]
valid Echinocactus glabrescens F.A.C.Weber in Monatsschr. Kakteenk. 8: 98. 1898. [wfo-0001288443]
valid Echinocactus griseispinus Jacobi in Allg. Gartenzeitung 24: 99. 1856. [wfo-0000660479]
valid Echinocactus hemifossus Lem. in Ill. Hort. 5(Misc.): 10. 1858. [wfo-0000660506]
valid Echinocactus hemifossus var. gracilispinus Wight in Ill. Hort. 5(Misc.): 10. 1858. [wfo-0000738787]
valid Echinocactus hempelianus K.Schum. in Monatsschr. Kakteenk. 15: 178. 1905. [wfo-0001288444]
valid Echinocactus hertrichii Weinb. & Werderm. Neue Kakteen 102 (1931). [wfo-1200115111]
valid Echinocactus hexacanthus Muehlenpf. in Allg. Gartenzeitung 14: 369. 1846. [wfo-0000660513]
valid Echinocactus hexaedrus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 6: 89. 1839. [wfo-0000660521]
valid Echinocactus heyderi A.Dietr. in Allg. Gartenzeitung 14: 170. 1846. [wfo-0000660522]
valid Echinocactus heynei Markgr. in Monatsschr. Kakteenk. 20: 190. 1910. [wfo-0001288446]
unknown Echinocactus subg. Homalocephala [wfo-1000076697]
unknown Echinocactus horizonthalonius subsp. australis M.A.Baker Diversity (Basel) 14-1020: 11. 2022 [23 Nov 2022] [epublished] [wfo-1200024974]
valid Echinocactus hystrichocentrus A.Berg in Allg. Gartenzeitung 8: 131. 1840. [wfo-0000660551]
valid Echinocactus hystrichodes Lem. Cact. Gen. Sp. Nov.: 17. 1839. [wfo-0001262795]
valid Echinocactus inflatus Gillies ex Steud. Nomencl. Bot. 1: 536. 1840. [wfo-0001288449]
valid Echinocactus insignis (Pfeiff.) Ser. Fl. Jard. 2: 295 1847 [wfo-1200069390]
valid Echinocactus jenischianus Pfeiff. in Allg. Gartenzeitung 8: 406. 1840. [wfo-0000660576]
valid Echinocactus junori Turcz. ex Kar. & Kir. in Monatsschr. Kakteenk. 8: 107. 1898. [wfo-0001288452]
unknown Echinocactus korethroides Graessner Kakt. Sukkulenten Hamptverzeichnis 1937, 5, nomen. [wfo-1000075476]
valid Echinocactus lancifer Rchb. ex Walp. Repert. Bot. Syst. 2: 320. 1843. [wfo-0000660599]
valid Echinocactus latispinosus Link & Otto in Verh. Vereins Beförd. Gartenbaues Königl. Preuss. Staaten 6: 431. 1830. [wfo-0001288458]
valid Echinocactus lecontei var. albispinus Kuhlm. in Monatsschr. Kakteenk. 17: 32. 1907. [wfo-0000738793]
valid Echinocactus lecontei var. hagei Miq. in Monatsschr. Kakteenk. 14: 144. 1904. [wfo-0000738794]
valid Echinocactus lehmannii (Pfeiff.) Ser. Fl. Jard. 2: 295 1847 [wfo-1000057599]
valid Echinocactus lindleya C.F.Först. in Hamburger Garten- Blumenzeitung 17: 162. 1861. [wfo-0000660622]
valid Echinocactus linkeanus A.Dietr. in Allg. Gartenzeitung 16: 298. 1848. [wfo-0000660623]
valid Echinocactus longispinus Scheidw. in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288462]
deprecated Echinocactus macdowellii Orcutt W. Amer. Sci. 1894: 118 1894 [wfo-0000660642]
valid Echinocactus macracanthus Salm-Dyck Cact. Hort. Dyck.: 26. 1850. [wfo-0000660646]
valid Echinocactus macrocephalus Muehlenpf. in Allg. Gartenzeitung 14: 370. 1846. [wfo-0000660647]
deprecated Echinocactus mamillosus Lem. Cact. Hort. Dyck. 19 1844 [wfo-0001288463]
valid Echinocactus mammillifer Miq. in Linnaea 12: 8. 1838. [wfo-0000660659]
valid Echinocactus mariposensis (Hester) D.Weniger [wfo-0000660664]
valid Echinocactus marisianus Galeotti ex K.Schum. Gesamtbeschr. Kakt.: 339. 1897–1899. [wfo-0001288464]
valid Echinocactus marquinatus Salm-Dyck [wfo-0001288374]
valid Echinocactus martinii Cels ex K.Schum. Gesamtbeschr. Kakt.: 297. 1897–1899. [wfo-0001288465]
valid Echinocactus mcdowellii Orcutt in W. Amer. Sci. 8(77): 118. 1894. [wfo-0001430646]
valid Echinocactus melanacanthus Monv. [wfo-0001288466]
valid Echinocactus merckeri Hildm. in Monatsschr. Kakteenk. 5: 92. 1905. [wfo-0001288467]
valid Echinocactus micracanthus Fennell in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288468]
valid Echinocactus multangularis Voigt ex K.Schum. Gesamtbeschr. Kakt.: 348. 1897–1899. [wfo-0001288470]
valid Echinocactus multicostatus Rebut Cat. Cact. Pl. Grasses Diverses: 3. 1886. [wfo-0001430650]
valid Echinocactus mutabilis C.F.Först. in Hamburger Garten- Blumenzeitung 17: 161. 1861. [wfo-0000660707]
valid Echinocactus neumannianus Labour. Monogr. Cact.: 245. 1853. [wfo-0000660720]
valid Echinocactus ochroleucus Jacobi in Allg. Gartenzeitung 24: 101. 1856. [wfo-0000660735]
valid Echinocactus octacanthus Muehlenpf. in Allg. Gartenzeitung 16: 10. 1848. [wfo-0000660736]
valid Echinocactus olacogonus Audot in Rev. Hort. 6: 248. 1845. [wfo-0001288475]
valid Echinocactus oreptilis Haage in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288476]
valid Echinocactus ourselianus var. albispinus Hand.-Mazz. ex Pax & K.Hoffm. in Monatsschr. Kakteenk. 5: 111. 1895. [wfo-0000738807]
valid Echinocactus oxyacanthus J.Forbes in Journ. Hort. Tour Germ.: 152. 1837. [wfo-0001288478]
valid Echinocactus pelachicus Markgr. in Monatsschr. Kakteenk. 20: 39. 1910. [wfo-0001288480]
valid Echinocactus pepinianus K.Schum. Gesamtbeschr. Kakt.: 420. 1897–1899. [wfo-0000660785]
unknown Echinocactus pfeifferi Zucc. Allg. Gartenzeitung 5: 242 (1837) [wfo-1000079870]
unknown Echinocactus phyllacanthus A.Dietr. Allg. Gartenzeitung 4: 201 (1836) [wfo-1000079961]
valid Echinocactus phyllantoides Lem. Cact. Gen. Sp. Nov.: 28. 1839. [wfo-0000660794]
deprecated Echinocactus piliferus Lem. ex Labour. Monogr. Cact.: 186. 1853. [wfo-0000660796]
valid Echinocactus platycarpus Hort. ex C.F.Först. Handb. Cacteenk.: 347. 1846. [wfo-0001288484]
valid Echinocactus plicatilis Irmsch. in Monatsschr. Kakteenk. 1: 22. 1891. [wfo-0001288485]
valid Echinocactus pluricostatus Gagnep. in Monatsschr. Kakteenk. 4: 193. 1894. [wfo-0001288486]
valid Echinocactus praegnacanthus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 160. 1861. [wfo-0000660828]
valid Echinocactus pseudocereus Meinsh. in Wochenschr. Gärtnerei Pflanzenk. 1: 29. 1858. [wfo-0000660833]
valid Echinocactus pulverulentus Muehlenpf. in Allg. Gartenzeitung 16: 9. 1848. [wfo-0000660838]
valid Echinocactus punctulatus Kitag. in Monatsschr. Kakteenk. 5: 106. 1895. [wfo-0001288488]
valid Echinocactus purpureus Y.C.Chu in Monatsschr. Kakteenk. 5: 106. 1895. [wfo-0001288489]
valid Echinocactus pyramidalis Pfeiff. Enum. Diagn. Cact.: 86. 1837. [wfo-0000660846]
valid Echinocactus pyramidatus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 162. 1861. [wfo-0000660847]
valid Echinocactus rapa Fisch. & C.A.Mey. ex Regel Sert. Petrop.: t. 33. 1869. [wfo-0000660855]
valid Echinocactus raphidacanthus Salm-Dyck Cact. Hort. Dyck.: 160. 1850. [wfo-0000660856]
valid Echinocactus raphidocentrus Jacobi in Allg. Gartenzeitung 24: 101. 1856. [wfo-0000660857]
valid Echinocactus rebutii F.A.C.Weber in Monatsschr. Kakteenk. 5: 107. 1895. [wfo-0001288490]
valid Echinocactus retusus Scheidw. in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288491]
valid Echinocactus rhodanthus J.Forbes in Journ. Hort. Tour Germ.: 151. 1837. [wfo-0001288492]
valid Echinocactus rosaceus Otto in Allg. Gartenzeitung 1: 364. 1833. [wfo-0001288495]
valid Echinocactus rotherianus F.Haage ex H.Quehl in Monatsschr. Kakteenk. 9: 74. 1899. [wfo-0000660884]
valid Echinocactus salmii Jacobi in Allg. Gartenzeitung 19: 9. 1851. [wfo-0000660893]
valid Echinocactus saltensis Speg. in Anales Mus. Nac. Buenos Aires, ser. 3 4: 487. 1905. [wfo-0000660895]
deprecated Echinocactus schlumbergeri Cels in: Schumann, K.M., Gesamtbeschr. Kakt.: 409. 1898. [wfo-0001288497]
valid Echinocactus sclerothrix Lehm. in Index Seminum (HBG, Hamburgensis): . 1938. [wfo-0000660914]
illegitimate Echinocactus sessiliflorus hort. ex J.Forbes J. Hort. Tour Germany 152 (1837) [wfo-1000083980]
valid Echinocactus sessiliflorus Pfeiff. Enum. Diagn. Cact.: 56. 1837. [wfo-0000660938]
valid Echinocactus sessilis Ser. Fl. Jard. 2: 311 1847 [wfo-1000057602]
valid Echinocactus sickmannii Liebm. Index Seminum (HBG) 1837: 7. 1837. [wfo-0000743805]
valid Echinocactus sparathacanthus Mart. in: Förster, C.F., Handb. Cacteenk.: 344. 1846. [wfo-0001288500]
valid Echinocactus spectabilis Pfeiff. Enum. Diagn. Cact.: 61. 1837. [wfo-0001288501]
valid Echinocactus spinosissimus J.Forbes in Journ. Hort. Tour Germ.: 152. 1837. [wfo-0001288503]
valid Echinocactus subgrandicornis Haage in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288505]
valid Echinocactus subniger Poselg. ex Rümpler Handb. Cacteenk.: 588. 1886. [wfo-0000660994]
unknown Echinocactus subterraneus Graessner Kakt. Sukkulenten Samenliste 5 1935 [wfo-1200107629]
deprecated Echinocactus sutterianus Schick ex A.Berger Kakteen: 220. 1929. [wfo-0000661004]
deprecated Echinocactus tellii Berger [wfo-0001254471]
valid Echinocactus tenuiflorus Link in: Salm-Dyck, J., Cact. Hort. Dyck.: 20. 1844. [wfo-0001288506]
valid Echinocactus teretispinus Lem. Hort. Universel 6: 60. 1844. [wfo-0000661011]
valid Echinocactus tetracentrus Lem. Cact. Gen. Sp. Nov.: 31. 1839. [wfo-0000661014]
valid Echinocactus thelephorus Hortus in Forbes in Journ. Hort. Tour Germ.: 152. 1837. [wfo-0001288508]
valid Echinocactus towensis Cels in: Schumann, K.M., Gesamtbeschr. Kakt.: 409. 1898. [wfo-0001288510]
valid Echinocactus tribolacanthus Monv. ex Labour. Monogr. Cact.: 221. 1853. [wfo-0000661027]
valid Echinocactus trifurcatus Jacobi in Allg. Gartenzeitung 24: 100. 1856. [wfo-0000661032]
valid Echinocactus urselianus Monv. in: Salm-Dyck, J., Cact. Hort. Dyck.: 34. 1850. [wfo-0000661050]
valid Echinocactus uruguensis K.Schum. [wfo-0001289284]
valid Echinocactus vargasii Regel & Klein bis Index Seminum [St. Petersburg (Petropolitanus)] 1860: 48. 1860. [wfo-0000661059]
valid Echinocactus verutum C.F.Först. Handb. Cacteenk.: 344. 1846. [wfo-0001288511]
invalid Echinocactus verutum Hort. Angl. Handb. Cacteenk. [Förster] 344 (1846) [wfo-1200113879]
valid Echinocactus villifer Scheidw. in: Förster, C.F., Handb. Cacteenk.: 347. 1846. [wfo-0001288512]
valid Echinocactus weingartianus Haage Jr. in Quehl in Monatsschr. Kakteenk. 9: 73. 1899. [wfo-0001288514]
valid Echinocactus wilhelmii S.A.Mori in Monatsschr. Kakteenk. 5: 108. 1895. [wfo-0001288515]
valid Echinocactus wislizeni var. latispinus Schelle Handb. Kakteenkult.: 168. 1907. [wfo-0000738927]
Echinocalycium P.V.Heath in Calyx 1(3): 111. 1992. [wfo-4000042643]
Echinocana Mordhorst in Kakteen And. Sukk. 71(10): 293. 2020. [wfo-4000042635]
Echinocephala M.H.J.van der Meer Cact. Phantast. 2019(4)-1: 2 (2019) [wfo-0001302934]
Echinocereopsis P.V.Heath Calyx 1(3): 109 (1992) [wfo-4000042525]
Echinocereus Engelm. Mem. Tour N. Mexico: 91. 1848. [wfo-4000012914]
synonym Wilcoxia Britton & Rose in Contr. U.S. Natl. Herb. 12: 434. 1909. [wfo-4000040711]
E. acanthosetus (S.Arias & U.Guzmán) Gómez-Quintero & Dan.Sánchez in Brittonia 72 (4): 446. 2020. [wfo-0001430688]
synonym Echinocereus pulchellus var. acanthosetus S.Arias & U.Guzmán Fl. Valle Tehuacán-Cuicatlán 14(Cactac.): 63. 1997: 63. 1997. [wfo-0000661447]
homotypic Echinocereus pulchellus subsp. acanthosetus (S.Arias & U.Guzmán) W.Blum Echinocereus: 259. 1998. [wfo-0000661449]
synonym Echinocereus pulchellus subsp. acanthosetus (S.Arias & U.Guzmán) W.Blum Echinocereus: 259. 1998. [wfo-0000661449]
basionym Echinocereus pulchellus var. acanthosetus S.Arias & U.Guzmán Fl. Valle Tehuacán-Cuicatlán 14(Cactac.): 63. 1997: 63. 1997. [wfo-0000661447]
E. acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Echinocereus acifer subsp. acifer [wfo-0001430690]
synonym Echinocereus acifer var. brevispinulus Jacobi in Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0000738928]
synonym Echinocereus acifer var. tenuispinus Jacobi in Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0000738815]
synonym Echinocereus acifer var. trichacanthus Hildm. in Monatsschr. Kakteenk. 1: 44. 1891. [wfo-0000661138]
synonym Echinocereus acifer subsp. tubiflorus W.Rischer Echinocereus Monogr.: 1. 1998. [wfo-0000661139]
synonym Echinocereus acifer subsp. ventanensis W.Rischer in Echinocereenfreund 22: 63. 2009. [wfo-0000743806]
synonym Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Echinocereus polyacanthus var. densus (Regel) N.P.Taylor in Kew Mag. 1: 159. 1984. [wfo-0000661431]
basionym Echinopsis valida var. densa Regel in Gartenflora 1: 295. 1852. [wfo-0000662401]
synonym Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
synonym Echinocereus triglochidiatus subsp. acifer (Otto ex Salm-Dyck) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661562]
basionym Cereus acifer Otto ex Salm-Dyck Cact. Hort. Dyck.: 189. 1850. [wfo-0000596732]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) J.N.Haage in Cacteen Verz.: 19. 1859. [wfo-0000661134]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Lem. in: Rümpler, Handb. Cacteenk.: 798. 1885. [wfo-0001288519]
homotypic Echinocereus acifer (Otto ex Salm-Dyck) Jacobi in Allg. Gartenzeitung 24: 109. 1856. [wfo-0001430689]
homotypic Echinocereus polyacanthus subsp. acifer (Otto ex Salm-Dyck) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0001255776]
homotypic Echinocereus triglochidiatus var. acifer (Otto ex Salm-Dyck) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661561]
synonym Echinopsis valida var. densa Regel in Gartenflora 1: 295. 1852. [wfo-0000662401]
homotypic Echinocereus polyacanthus var. densus (Regel) N.P.Taylor in Kew Mag. 1: 159. 1984. [wfo-0000661431]
E. adustus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661141]
homotypic Cereus adustus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000596742]
homotypic Cereus pectinatus f. adustus (Engelm.) Voss Vilm. Blumengärtn 1: 278. 1894. [wfo-0000597470]
homotypic Echinocereus pectinatus var. adustus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 271. 1897–1899. [wfo-0000661398]
synonym Cereus adustus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000596742]
basionym Echinocereus adustus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661141]
homotypic Cereus pectinatus f. adustus (Engelm.) Voss Vilm. Blumengärtn 1: 278. 1894. [wfo-0000597470]
homotypic Echinocereus pectinatus var. adustus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 271. 1897–1899. [wfo-0000661398]
synonym Cereus pectinatus f. adustus (Engelm.) Voss Vilm. Blumengärtn 1: 278. 1894. [wfo-0000597470]
basionym Echinocereus adustus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661141]
homotypic Cereus adustus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000596742]
homotypic Echinocereus pectinatus var. adustus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 271. 1897–1899. [wfo-0000661398]
synonym Echinocereus pectinatus var. adustus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 271. 1897–1899. [wfo-0000661398]
basionym Echinocereus adustus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661141]
homotypic Cereus adustus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000596742]
homotypic Cereus pectinatus f. adustus (Engelm.) Voss Vilm. Blumengärtn 1: 278. 1894. [wfo-0000597470]
E. adustus subsp. adustus [wfo-0001255763]
synonym Cereus adustus var. radians (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 387. 1896. [wfo-0000596743]
basionym Echinocereus radians Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661460]
synonym Cereus pectinatus f. rufispinus (Engelm.) Voss Vilm. Blumengärtn. 1: 378. 1894. [wfo-0000597474]
basionym Echinocereus rufispinus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661495]
homotypic Cereus rufispinus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597629]
synonym Cereus rufispinus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597629]
basionym Echinocereus rufispinus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661495]
homotypic Cereus pectinatus f. rufispinus (Engelm.) Voss Vilm. Blumengärtn. 1: 378. 1894. [wfo-0000597474]
synonym Echinocereus radians Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661460]
homotypic Cereus adustus var. radians (Engelm.) J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 387. 1896. [wfo-0000596743]
synonym Echinocereus rufispinus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661495]
homotypic Cereus pectinatus f. rufispinus (Engelm.) Voss Vilm. Blumengärtn. 1: 378. 1894. [wfo-0000597474]
homotypic Cereus rufispinus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597629]
E. adustus subsp. roemerianus W.Rischer in Echinocereenfreund 16: 44. 2003. [wfo-0001430691]
E. adustus subsp. schwarzii (A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661144]
basionym Echinocereus schwarzii A.B.Lau in Cact. Succ. J. (Los Angeles) 54(1): 28. 1982. [wfo-0000661525]
homotypic Echinocereus adustus var. schwarzii (A.B.Lau) N.P.Taylor in Kew Mag. 2: 268. 1985. [wfo-0000661143]
synonym Echinocereus adustus var. schwarzii (A.B.Lau) N.P.Taylor in Kew Mag. 2: 268. 1985. [wfo-0000661143]
basionym Echinocereus schwarzii A.B.Lau in Cact. Succ. J. (Los Angeles) 54(1): 28. 1982. [wfo-0000661525]
homotypic Echinocereus adustus subsp. schwarzii (A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661144]
synonym Echinocereus madrensis Patoni in Alianza Cient. Univ. 1: 42. 1910. [wfo-0000661342]
synonym Echinocereus schwarzii A.B.Lau in Cact. Succ. J. (Los Angeles) 54(1): 28. 1982. [wfo-0000661525]
homotypic Echinocereus adustus var. schwarzii (A.B.Lau) N.P.Taylor in Kew Mag. 2: 268. 1985. [wfo-0000661143]
homotypic Echinocereus adustus subsp. schwarzii (A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661144]
synonym Echinocereus schwarzii Lau [wfo-0001255765]
E. arizonicus Rose ex Orcutt in Cactography 1: 3. 1926. [wfo-0000661154]
homotypic Echinocereus coccineus var. arizonicus (Rose ex Orcutt) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 221. 1989. [wfo-0000661217]
homotypic Echinocereus triglochidiatus var. arizonicus (Rose ex Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661563]
synonym Echinocereus coccineus var. arizonicus (Rose ex Orcutt) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 221. 1989. [wfo-0000661217]
basionym Echinocereus arizonicus Rose ex Orcutt in Cactography 1: 3. 1926. [wfo-0000661154]
homotypic Echinocereus triglochidiatus var. arizonicus (Rose ex Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661563]
synonym Echinocereus triglochidiatus var. arizonicus (Rose ex Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661563]
basionym Echinocereus arizonicus Rose ex Orcutt in Cactography 1: 3. 1926. [wfo-0000661154]
homotypic Echinocereus coccineus var. arizonicus (Rose ex Orcutt) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 221. 1989. [wfo-0000661217]
E. arizonicus subsp. arizonicus [wfo-0001430692]
synonym Echinocereus arizonicus subsp. oldachiorum W.Blum & P.B.Breslin in Echinocereenfreund Sonderausg. 31: 371. 2018. [wfo-0001430693]
E. arizonicus subsp. matudae (Bravo) Rutow in Echinocereenfreund 7: 54. 1994. [wfo-0000661155]
basionym Echinocereus matudae Bravo in Anales Inst. Biol. Univ. Nac. México 31: 119. 1961. [wfo-0000661351]
synonym Echinocereus matudae Bravo in Anales Inst. Biol. Univ. Nac. México 31: 119. 1961. [wfo-0000661351]
homotypic Echinocereus arizonicus subsp. matudae (Bravo) Rutow in Echinocereenfreund 7: 54. 1994. [wfo-0000661155]
E. arizonicus subsp. nigrihorridispinus W.Blum & Rutow Echinocereus Monogr.: 3. 1998. [wfo-0000661156]
E. barthelowianus Britton & Rose Cactaceae 3: 41. 1922. [wfo-0000661163]
E. berlandieri (Engelm.) Haage Preisverzeichniss Cact. Succ.: 19. 1859. [wfo-0000661164]
basionym Cereus berlandieri Engelm. in Proc. Amer. Acad. Arts 3: 286. 1856. [wfo-0000596826]
synonym Cereus berlandieri Engelm. in Proc. Amer. Acad. Arts 3: 286. 1856. [wfo-0000596826]
homotypic Echinocereus berlandieri (Engelm.) Haage Preisverzeichniss Cact. Succ.: 19. 1859. [wfo-0000661164]
synonym Cereus blanckii Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000596836]
homotypic Echinocereus berlandieri var. blanckii (Poselg.) P.Fourn. Cactées Pl. Grasses: 21. 1935. [wfo-0000661166]
homotypic Echinocereus blanckii (Poselg.) Palmer in Rev. Hort. 37: 92. 1865. [wfo-0000661170]
homotypic Echinocereus blanckii var. angusticeps L.D.Benson [wfo-0001287019]
synonym Cereus poselgerianus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597541]
basionym Echinocereus poselgerianus Linke in Allg. Gartenzeitung 25: 239. 1857. [wfo-0000661440]
homotypic Echinocereus berlandieri var. poselgerianus (Linke) Lodé in Cact. Avent. 16: 17. 1992. [wfo-0000661168]
synonym Echinocereus berlandieri var. blanckii (Poselg.) P.Fourn. Cactées Pl. Grasses: 21. 1935. [wfo-0000661166]
basionym Cereus blanckii Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000596836]
homotypic Echinocereus blanckii (Poselg.) Palmer in Rev. Hort. 37: 92. 1865. [wfo-0000661170]
homotypic Echinocereus blanckii var. angusticeps L.D.Benson [wfo-0001287019]
synonym Echinocereus berlandieri var. poselgerianus (Linke) Lodé in Cact. Avent. 16: 17. 1992. [wfo-0000661168]
basionym Echinocereus poselgerianus Linke in Allg. Gartenzeitung 25: 239. 1857. [wfo-0000661440]
homotypic Cereus poselgerianus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597541]
synonym Echinocereus blanckii (Poselg.) Palmer in Rev. Hort. 37: 92. 1865. [wfo-0000661170]
basionym Cereus blanckii Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000596836]
homotypic Echinocereus berlandieri var. blanckii (Poselg.) P.Fourn. Cactées Pl. Grasses: 21. 1935. [wfo-0000661166]
homotypic Echinocereus blanckii var. angusticeps L.D.Benson [wfo-0001287019]
synonym Echinocereus blanckii var. angusticeps L.D.Benson [wfo-0001287019]
basionym Cereus blanckii Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000596836]
homotypic Echinocereus berlandieri var. blanckii (Poselg.) P.Fourn. Cactées Pl. Grasses: 21. 1935. [wfo-0000661166]
homotypic Echinocereus blanckii (Poselg.) Palmer in Rev. Hort. 37: 92. 1865. [wfo-0000661170]
synonym Echinocereus poselgerianus Linke in Allg. Gartenzeitung 25: 239. 1857. [wfo-0000661440]
homotypic Cereus poselgerianus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597541]
homotypic Echinocereus berlandieri var. poselgerianus (Linke) Lodé in Cact. Avent. 16: 17. 1992. [wfo-0000661168]
E. blumii D.Felix & H.Bauer Echinocereus Sekt. Echinocereus: 221. 2012. [wfo-0001430696]
E. bonkerae Thornber & Bonker Fantast. Clan: 71–73. 1932. [wfo-0000661174]
homotypic Echinocereus boyce-thompsonii var. bonkerae (Thornber & Bonker) Peebles in Leafl. W. Bot. 5(12): 192. 1949. [wfo-0001236965]
homotypic Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D.Benson Cacti Ariz.: 22. 1969. [wfo-0000661269]
homotypic Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661270]
homotypic Echinocereus fendleri var. bonkerae (Thornber & Bonker) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661275]
synonym Echinocereus boyce-thompsonii var. bonkerae (Thornber & Bonker) Peebles in Leafl. W. Bot. 5(12): 192. 1949. [wfo-0001236965]
basionym Echinocereus bonkerae Thornber & Bonker Fantast. Clan: 71–73. 1932. [wfo-0000661174]
homotypic Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D.Benson Cacti Ariz.: 22. 1969. [wfo-0000661269]
homotypic Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661270]
homotypic Echinocereus fendleri var. bonkerae (Thornber & Bonker) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661275]
synonym Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D.Benson Cacti Ariz.: 22. 1969. [wfo-0000661269]
basionym Echinocereus bonkerae Thornber & Bonker Fantast. Clan: 71–73. 1932. [wfo-0000661174]
homotypic Echinocereus boyce-thompsonii var. bonkerae (Thornber & Bonker) Peebles in Leafl. W. Bot. 5(12): 192. 1949. [wfo-0001236965]
homotypic Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661270]
homotypic Echinocereus fendleri var. bonkerae (Thornber & Bonker) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661275]
synonym Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661270]
basionym Echinocereus bonkerae Thornber & Bonker Fantast. Clan: 71–73. 1932. [wfo-0000661174]
homotypic Echinocereus boyce-thompsonii var. bonkerae (Thornber & Bonker) Peebles in Leafl. W. Bot. 5(12): 192. 1949. [wfo-0001236965]
homotypic Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D.Benson Cacti Ariz.: 22. 1969. [wfo-0000661269]
homotypic Echinocereus fendleri var. bonkerae (Thornber & Bonker) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661275]
synonym Echinocereus fendleri var. bonkerae (Thornber & Bonker) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661275]
basionym Echinocereus bonkerae Thornber & Bonker Fantast. Clan: 71–73. 1932. [wfo-0000661174]
homotypic Echinocereus boyce-thompsonii var. bonkerae (Thornber & Bonker) Peebles in Leafl. W. Bot. 5(12): 192. 1949. [wfo-0001236965]
homotypic Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) L.D.Benson Cacti Ariz.: 22. 1969. [wfo-0000661269]
homotypic Echinocereus fasciculatus subsp. bonkerae (Thornber & Bonker) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661270]
E. bonkerae subsp. apachensis (W.Blum & Rutow) A.D.Zimmerman in Haseltonia 15: 120. 2009. [wfo-0001430697]
basionym Echinocereus apachensis W.Blum & Rutow Echinocereus: 101. 1998. [wfo-0000661153]
synonym Echinocereus apachensis W.Blum & Rutow Echinocereus: 101. 1998. [wfo-0000661153]
homotypic Echinocereus bonkerae subsp. apachensis (W.Blum & Rutow) A.D.Zimmerman in Haseltonia 15: 120. 2009. [wfo-0001430697]
E. bonkerae subsp. bonkerae [wfo-0001430698]
E. brandegeei (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 290. 1897–1899. [wfo-0001288522]
basionym Cereus brandegeei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 389. 1896. [wfo-0000596847]
homotypic Echinocereus brandegeei (J.M.Coult.) Schelle Handb. Kakteenkult.: 140. 1907. [wfo-0000661176]
synonym Cereus brandegeei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 389. 1896. [wfo-0000596847]
homotypic Echinocereus brandegeei (J.M.Coult.) Schelle Handb. Kakteenkult.: 140. 1907. [wfo-0000661176]
homotypic Echinocereus brandegeei (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 290. 1897–1899. [wfo-0001288522]
synonym Cereus mamillatus Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 405. 1896. [wfo-0000597331]
homotypic Echinocereus mamillatus (Engelm.) Britton & Rose Cactaceae 3: 41. 1922. [wfo-0000661343]
synonym Cereus sanborgianus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 398. 1896. [wfo-0000597636]
homotypic Echinocereus brandegeei var. sanborgianus (J.M.Coult.) Lodé in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254407]
homotypic Echinocereus sanborgianus (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 274. 1897–1899. [wfo-0001288559]
synonym Echinocereus brandegeei (J.M.Coult.) Schelle Handb. Kakteenkult.: 140. 1907. [wfo-0000661176]
basionym Cereus brandegeei J.M.Coult. in Contr. U.S. Natl. Herb. 3(7): 389. 1896. [wfo-0000596847]
homotypic Echinocereus brandegeei (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 290. 1897–1899. [wfo-0001288522]
synonym Echinocereus brandegeei var. sanborgianus (J.M.Coult.) Lodé in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254407]
basionym Cereus sanborgianus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 398. 1896. [wfo-0000597636]
homotypic Echinocereus sanborgianus (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 274. 1897–1899. [wfo-0001288559]
synonym Echinocereus mamillatus (Engelm.) Britton & Rose Cactaceae 3: 41. 1922. [wfo-0000661343]
basionym Cereus mamillatus Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 405. 1896. [wfo-0000597331]
synonym Echinocereus sanborgianus (J.M.Coult.) K.Schum. Gesamtbeschr. Kakt.: 274. 1897–1899. [wfo-0001288559]
basionym Cereus sanborgianus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 398. 1896. [wfo-0000597636]
homotypic Echinocereus brandegeei var. sanborgianus (J.M.Coult.) Lodé in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254407]
E. bristolii W.T.Marshall in Cact. Succ. J. (Los Angeles) 9: 160. 1938. [wfo-0000661177]
homotypic Echinocereus pectinatus var. bristolii (W.T.Marshall) W.T.Marshall in Saguaroland Bull. 10: 81. 1956. [wfo-0000661399]
synonym Echinocereus pectinatus var. bristolii (W.T.Marshall) W.T.Marshall in Saguaroland Bull. 10: 81. 1956. [wfo-0000661399]
basionym Echinocereus bristolii W.T.Marshall in Cact. Succ. J. (Los Angeles) 9: 160. 1938. [wfo-0000661177]
E. canus D.Felix & H.Bauer Echinocereus Sekt. Echinocereus: 259. 2012. [wfo-0001430699]
synonym Echinocereus viridiflorus var. canus A.M.Powell & Weedin Cacti Trans-Pecos: 273. 2004. [wfo-0000661595]
synonym Echinocereus viridiflorus var. canus A.M.Powell & Weedin Echinocereus Sekt. Echinocereus: 254. 2012. [wfo-0001430748]
E. carmenensis W.Blum, Mich.Lange & Scherer Echinocereus Monogr.: 3. 1998. [wfo-0000661185]
E. chaletii W.Rischer in Cactus & Co. 13(3): 49. 2009. [wfo-0000743807]
homotypic Echinocereus scheeri subsp. chaletii (W.Rischer) N.P.Taylor in Cactaceae Syst. Init. 34: 12. 2016. [wfo-0001430739]
synonym Echinocereus scheeri subsp. chaletii (W.Rischer) N.P.Taylor in Cactaceae Syst. Init. 34: 12. 2016. [wfo-0001430739]
basionym Echinocereus chaletii W.Rischer in Cactus & Co. 13(3): 49. 2009. [wfo-0000743807]
E. chisoensis W.T.Marshall in Cact. Succ. J. (Los Angeles) 12(1): 15. 1940. [wfo-0000661190]
homotypic Echinocereus reichenbachii var. chisosensis (W.T.Marshall) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0001430735]
synonym Echinocereus reichenbachii var. chisosensis (W.T.Marshall) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0001430735]
basionym Echinocereus chisoensis W.T.Marshall in Cact. Succ. J. (Los Angeles) 12(1): 15. 1940. [wfo-0000661190]
E. chisoensis subsp. chisoensis [wfo-0001434750]
E. chisoensis subsp. fobeanus (Oehme) N.P.Taylor in Cactaceae Syst. Init. 19: 10. 2005. [wfo-0000661192]
basionym Echinocereus fobeanus Oehme in Beitr. Sukkulentenk. Sukkulentenpflege 1940: 49–50. 1940. [wfo-0000661295]
homotypic Echinocereus chisosensis var. fobeanus (Oehme) N.P.Taylor in Kew Mag. 2: 261. 1985. [wfo-0000661191]
synonym Echinocereus chisosensis var. fobeanus (Oehme) N.P.Taylor in Kew Mag. 2: 261. 1985. [wfo-0000661191]
basionym Echinocereus fobeanus Oehme in Beitr. Sukkulentenk. Sukkulentenpflege 1940: 49–50. 1940. [wfo-0000661295]
homotypic Echinocereus chisoensis subsp. fobeanus (Oehme) N.P.Taylor in Cactaceae Syst. Init. 19: 10. 2005. [wfo-0000661192]
synonym Echinocereus fobeanus Oehme in Beitr. Sukkulentenk. Sukkulentenpflege 1940: 49–50. 1940. [wfo-0000661295]
homotypic Echinocereus chisoensis subsp. fobeanus (Oehme) N.P.Taylor in Cactaceae Syst. Init. 19: 10. 2005. [wfo-0000661192]
homotypic Echinocereus chisosensis var. fobeanus (Oehme) N.P.Taylor in Kew Mag. 2: 261. 1985. [wfo-0000661191]
E. chloranthus (Engelm.) J.N.Haage in Preis-Verz. Cact.: 19. 1859. [wfo-0000661193]
basionym Cereus chloranthus Engelm. in Proc. Amer. Acad. Arts 3: 278–279. 1856. [wfo-0000596934]
homotypic Echinocereus viridiflorus var. chloranthus (Engelm.) Backeb. Cactaceae 4: 2015. 1960. [wfo-0000661596]
homotypic Echinocereus viridiflorus subsp. chloranthus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661597]
synonym Cereus chloranthus Engelm. in Proc. Amer. Acad. Arts 3: 278–279. 1856. [wfo-0000596934]
homotypic Echinocereus chloranthus (Engelm.) J.N.Haage in Preis-Verz. Cact.: 19. 1859. [wfo-0000661193]
homotypic Echinocereus viridiflorus var. chloranthus (Engelm.) Backeb. Cactaceae 4: 2015. 1960. [wfo-0000661596]
homotypic Echinocereus viridiflorus subsp. chloranthus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661597]
synonym Cereus viridiflorus var. cylindricus Engelm. Syn. Cact. U.S.: 22. 1856. [wfo-0000597826]
synonym Cereus viridiflorus var. cylindricus Engelm. in Proc. Amer. Acad. Arts 3: 278. 1856. [wfo-0001430439]
homotypic Echinocereus viridiflorus var. cylindricus (Engelm.) Rümpler Handb. Cacteenk.: 812. 1885. [wfo-0000661601]
homotypic Echinocereus viridiflorus subsp. cylindricus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661602]
synonym Cereus viridiflorus var. tubulosus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 383. 1896. [wfo-0000597829]
homotypic Echinocereus viridiflorus var. tubulosus (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0000661607]
synonym Echinocereus chloranthus Rümpler Handb. Cacteenk.: 814. 1885. [wfo-0001287422]
synonym Echinocereus chloranthus Haage [wfo-0001269385]
synonym Echinocereus chloranthus var. cylindricus (Engelm.) N.P.Taylor in Kew Mag. 1: 169. 1984. [wfo-0000661195]
synonym Echinocereus chloranthus subsp. cylindricus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 3. 1998. [wfo-0000661196]
synonym Echinocereus chloranthus subsp. rhyolitensis W.Blum & Mich.Lange Echinocereus Monogr.: 4. 1998. [wfo-0001430700]
synonym Echinocereus chloranthus subsp. rhyolithensis W.Blum & Mich.Lange Echinocereus Monogr.: 4. 1998. [wfo-0000661197]
synonym Echinocereus standleyi Britton & Rose Cactaceae 3: 24. 1922. [wfo-0000661536]
synonym Echinocereus viridiflorus subsp. chloranthus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661597]
basionym Cereus chloranthus Engelm. in Proc. Amer. Acad. Arts 3: 278–279. 1856. [wfo-0000596934]
homotypic Echinocereus chloranthus (Engelm.) J.N.Haage in Preis-Verz. Cact.: 19. 1859. [wfo-0000661193]
homotypic Echinocereus viridiflorus var. chloranthus (Engelm.) Backeb. Cactaceae 4: 2015. 1960. [wfo-0000661596]
synonym Echinocereus viridiflorus var. chloranthus (Engelm.) Backeb. Cactaceae 4: 2015. 1960. [wfo-0000661596]
basionym Cereus chloranthus Engelm. in Proc. Amer. Acad. Arts 3: 278–279. 1856. [wfo-0000596934]
homotypic Echinocereus chloranthus (Engelm.) J.N.Haage in Preis-Verz. Cact.: 19. 1859. [wfo-0000661193]
homotypic Echinocereus viridiflorus subsp. chloranthus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661597]
synonym Echinocereus viridiflorus var. cylindricus (Engelm.) Rümpler Handb. Cacteenk.: 812. 1885. [wfo-0000661601]
basionym Cereus viridiflorus var. cylindricus Engelm. in Proc. Amer. Acad. Arts 3: 278. 1856. [wfo-0001430439]
homotypic Echinocereus viridiflorus subsp. cylindricus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661602]
synonym Echinocereus viridiflorus subsp. cylindricus (Engelm.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661602]
basionym Cereus viridiflorus var. cylindricus Engelm. in Proc. Amer. Acad. Arts 3: 278. 1856. [wfo-0001430439]
homotypic Echinocereus viridiflorus var. cylindricus (Engelm.) Rümpler Handb. Cacteenk.: 812. 1885. [wfo-0000661601]
synonym Echinocereus viridiflorus var. intermedius Backeb. Cactaceae 4: 2015. 1960. [wfo-0000661605]
synonym Echinocereus viridiflorus var. tubulosus (J.M.Coult.) A.Heller in Cat. N. Amer. Pl. ed. 2: 8. 1900. [wfo-0000661607]
basionym Cereus viridiflorus var. tubulosus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 383. 1896. [wfo-0000597829]
E. cinerascens (DC.) Lem. Cact. Gen. Sp. Nov.: 56. 1839. [wfo-0000661202]
basionym Cereus cinerascens DC. in Mém. Mus. Hist. Nat. 17: 116. 1828. [wfo-0000596941]
synonym Cereus acinaciformis Steud. Nomencl. Bot. 1: 333. 1840. [wfo-0000596733]
synonym Cereus aciniformis Pfeiff. Enum. Diagn. Cact.: 101. 1837. [wfo-0000596735]
synonym Cereus cinerascens DC. in Mém. Mus. Hist. Nat. 17: 116. 1828. [wfo-0000596941]
homotypic Echinocereus cinerascens (DC.) Lem. Cact. Gen. Sp. Nov.: 56. 1839. [wfo-0000661202]
synonym Cereus cinerascens var. crassior DC. in Mém. Mus. Hist. Nat. 17: 115. 1828. [wfo-0000596942]
synonym Cereus cinerascens var. tenuior DC. in Mém. Mus. Hist. Nat. 17: 116. 1828. [wfo-0000596945]
synonym Cereus deppei Pfeiff. Enum. Diagn. Cact.: 101. 1837. [wfo-0000597024]
synonym Echinocactus chlorophthalmus Hook. Bot. Mag. 74: 4373 (1848) [wfo-0001430616]
synonym Echinocactus chloropthalmus Hook. in Bot. Mag. 76: t. 4486. 1850. [wfo-0000660272]
synonym Echinocereus chlorophthalmus (Hook.) Britton & Rose in Contr. U.S. Natl. Herb. 16: 242. 1913. [wfo-0000661199]
synonym Echinocereus cinerascens var. crassior Rümpler Handb. Cacteenk.: 787. 1885. [wfo-0000738823]
synonym Echinocereus deppei K.Schum. in Monatsschr. Kakteenk. 5: 123. 1895. [wfo-0001288526]
synonym Echinocereus glycimorphus var. undulatus Schelle Handb. Kakteenkult.: 126. 1907. [wfo-0000661302]
synonym Echinocereus undulatus Hildm. ex K.Schum. Gesamtbeschr. Kakt.: 261. 1897–1899. [wfo-0001288569]
E. cinerascens subsp. cinerascens [wfo-0001255766]
synonym Cereus cirrhifer Labour. Monogr. Cact.: 311. 1853. [wfo-0001288190]
homotypic Echinocereus cirrhifer (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0001430702]
homotypic Echinocereus cirrhiferus (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661211]
synonym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
homotypic Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
homotypic Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
homotypic Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
homotypic Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
synonym Cereus glycimorphus (C.F.Först. ex Rümpler) Orcutt Seed Pl. Co. Cat. Cact. 1903: 5. 1903. [wfo-0000597145]
synonym Cereus glycimorphus (C.F.Först. ex Rümpler) Orcutt in W. Amer. Sci. 13: 12. 1902. [wfo-0001430346]
synonym Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
basionym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
homotypic Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
homotypic Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
homotypic Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
synonym Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
basionym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
homotypic Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
homotypic Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
homotypic Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
synonym Echinocereus cirrhifer (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0001430702]
basionym Cereus cirrhifer Labour. Monogr. Cact.: 311. 1853. [wfo-0001288190]
homotypic Echinocereus cirrhiferus (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661211]
synonym Echinocereus cirrhiferus (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661211]
basionym Cereus cirrhifer Labour. Monogr. Cact.: 311. 1853. [wfo-0001288190]
homotypic Echinocereus cirrhifer (Labour.) J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0001430702]
synonym Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
basionym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
homotypic Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
homotypic Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
homotypic Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
synonym Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
basionym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
homotypic Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
homotypic Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
homotypic Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
synonym Echinocereus glycimorphus C.F.Först. ex Rümpler Handb. Cacteenk. 2(16): 800. 1886. [wfo-0000661301]
synonym Echinocereus pentalophus var. ehrenbergii (Pfeiff.) Backeb. Cactaceae 4: 2003. 1960. [wfo-0000661418]
basionym Cereus ehrenbergii Pfeiff. in Allg. Gartenzeitung 8: 282. 1840. [wfo-0000597046]
homotypic Echinocereus cinerascens var. ehrenbergii (Pfeiff.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661203]
homotypic Echinocereus cinerascens subsp. ehrenbergii (Pfeiff.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661205]
homotypic Echinocereus ehrenbergii (Pfeiff.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661244]
homotypic Echinocereus ehrenbergii (Pfeiff.) Rümpler Handb. Cacteenk.: 775. 1885. [wfo-0001288527]
E. cinerascens subsp. septentrionalis (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661207]
basionym Echinocereus cinerascens var. septentrionalis N.P.Taylor in Bradleya 6: 68. 1988. [wfo-0000661206]
synonym Echinocereus cinerascens var. septentrionalis N.P.Taylor in Bradleya 6: 68. 1988. [wfo-0000661206]
homotypic Echinocereus cinerascens subsp. septentrionalis (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661207]
E. cinerascens subsp. tulensis (Bravo) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661209]
basionym Echinocereus tulensis Bravo in Cact. Suc. Mex. 18(4): 110. 1973. [wfo-0000661586]
homotypic Echinocereus cinerascens var. tulensis (Bravo) N.P.Taylor in Bradleya 6: 69. 1988. [wfo-0000661208]
synonym Echinocereus cinerascens var. tulensis (Bravo) N.P.Taylor in Bradleya 6: 69. 1988. [wfo-0000661208]
basionym Echinocereus tulensis Bravo in Cact. Suc. Mex. 18(4): 110. 1973. [wfo-0000661586]
homotypic Echinocereus cinerascens subsp. tulensis (Bravo) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661209]
synonym Echinocereus tulensis Bravo in Cact. Suc. Mex. 18(4): 110. 1973. [wfo-0000661586]
homotypic Echinocereus cinerascens var. tulensis (Bravo) N.P.Taylor in Bradleya 6: 69. 1988. [wfo-0000661208]
homotypic Echinocereus cinerascens subsp. tulensis (Bravo) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661209]
E. claviformis (Regel & E.Klein bis) Haage in Preis-Verz. Cact.: 22. 1859. [wfo-0000661213]
synonym Cereus claviformis Regel & Klein bis Index Seminum [St. Petersburg (Petropolitanus)] 1860: 46. 1860. [wfo-0000596951]
E. coccineus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661214]
homotypic Echinocereus triglochidiatus subsp. coccineus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661564]
homotypic Echinocereus triglochidiatus var. coccineus (Engelm.) W.T.Marshall & T.M.Bock Cactaceae: 117. 1941. [wfo-0000745737]
synonym Cereus aggregatus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 395. 1896. [wfo-0000596749]
synonym Cereus coccineus var. cylindricus Engelm. in Mem. Amer. Acad. Arts n.s., 4: 51. 1849. [wfo-0001430334]
synonym Cereus hexaedrus Engelm. Proc. Amer. Acad. Arts 3: 285–286 1856 [wfo-0001288231]
synonym Echinocereus coccineus subsp. aggregatus (Engelm.) W.Blum, Mich.Lange & Rutow Echinocereus Prepr.: 4. 1998. [wfo-0000661216]
synonym Echinocereus coccineus subsp. transpecosensis W.Blum, Oldach & J.Oldach in Cact. Explor. 14: 59. 2015. [wfo-0001430706]
synonym Echinocereus conoideus (Engelm.) auct. [wfo-0000661229]
synonym Echinocereus conoideus var. cristata Houghton in J. Cact. Succ. Soc. Amer. 2: 490. 1931. [wfo-0000661230]
synonym Echinocereus triglochidiatus subsp. coccineus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661564]
basionym Echinocereus coccineus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661214]
homotypic Echinocereus triglochidiatus var. coccineus (Engelm.) W.T.Marshall & T.M.Bock Cactaceae: 117. 1941. [wfo-0000745737]
synonym Echinocereus triglochidiatus var. coccineus (Engelm.) W.T.Marshall & T.M.Bock Cactaceae: 117. 1941. [wfo-0000745737]
basionym Echinocereus coccineus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661214]
homotypic Echinocereus triglochidiatus subsp. coccineus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661564]
E. coccineus subsp. coccineus [wfo-0001430703]
synonym Cereus coccineus var. melanacanthus Engelm. in Mem. Amer. Acad. Arts n.s., 4: 51. 1849. [wfo-0000596956]
homotypic Echinocereus triglochidiatus var. melanacanthus (Engelm.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661572]
synonym Cereus conoideus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 36. 1857. [wfo-0000596983]
homotypic Cereus phoeniceus subsp. conoideus (Engelm. & J.M.Bigelow) Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 284. 1856. [wfo-0001430422]
homotypic Echinocereus conoideus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 807. 1885. [wfo-0001288524]
homotypic Echinocereus phoeniceus var. conoideus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 283. 1897–1899. [wfo-0000661428]
synonym Cereus phoeniceus Engelm. & Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 34. 1857. [wfo-0000597509]
synonym Cereus phoeniceus Engelm. in Proc. Amer. Acad. Arts 3: 284. 1856. [wfo-0001288289]
synonym Cereus phoeniceus subsp. conoideus (Engelm. & J.M.Bigelow) Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 284. 1856. [wfo-0001430422]
basionym Cereus conoideus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 36. 1857. [wfo-0000596983]
homotypic Echinocereus conoideus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 807. 1885. [wfo-0001288524]
homotypic Echinocereus phoeniceus var. conoideus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 283. 1897–1899. [wfo-0000661428]
synonym Echinocereus bakeri W.Blum, Oldach & J.Oldach in Int. Cact. Advent. 106-107: 22. 2015. [wfo-0001430695]
synonym Echinocereus canyonensis Clover & Jotter in Bull. Torrey Bot. Club 68: 417. 1941. [wfo-0000661184]
synonym Echinocereus conoideus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 807. 1885. [wfo-0001288524]
basionym Cereus conoideus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 36. 1857. [wfo-0000596983]
homotypic Cereus phoeniceus subsp. conoideus (Engelm. & J.M.Bigelow) Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 284. 1856. [wfo-0001430422]
homotypic Echinocereus phoeniceus var. conoideus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 283. 1897–1899. [wfo-0000661428]
synonym Echinocereus krausei De Smet Suppl. Prix-Cour. Gén. (Cat. 11) 10: 6. 1878. [wfo-0001288538]
synonym Echinocereus melanacanthus Engelm. ex W.H.Earle Cact. South. 4: 61. 1963. [wfo-0001286412]
synonym Echinocereus neomexicanus Standl. in Bull. Torrey Bot. Club 35: 87. 1908. [wfo-0000661368]
homotypic Echinocereus polyacanthus var. neomexicanus (Standl.) D.Weniger Cacti Southwest: 44. 1970. [wfo-0001286413]
homotypic Echinocereus triglochidiatus var. neomexicanus (Standl.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 118. 1941. [wfo-0000661576]
synonym Echinocereus phoeniceus (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000661427]
synonym Echinocereus phoeniceus Rümpler Handb. Cacteenk.: 788. 1885. [wfo-0001288552]
synonym Echinocereus phoeniceus var. albispinus Rümpler Handb. Cacteenk.: 789. 1885. [wfo-0000738839]
synonym Echinocereus phoeniceus var. conoideus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 283. 1897–1899. [wfo-0000661428]
basionym Cereus conoideus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 36. 1857. [wfo-0000596983]
homotypic Cereus phoeniceus subsp. conoideus (Engelm. & J.M.Bigelow) Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 284. 1856. [wfo-0001430422]
homotypic Echinocereus conoideus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 807. 1885. [wfo-0001288524]
synonym Echinocereus phoeniceus var. longispinus Rümpler Handb. Cacteenk.: 789. 1885. [wfo-0000738840]
synonym Echinocereus phoeniceus var. rufispinus Rümpler Handb. Cacteenk.: 789. 1885. [wfo-0000738841]
synonym Echinocereus polyacanthus var. neomexicanus (Standl.) D.Weniger Cacti Southwest: 44. 1970. [wfo-0001286413]
basionym Echinocereus neomexicanus Standl. in Bull. Torrey Bot. Club 35: 87. 1908. [wfo-0000661368]
homotypic Echinocereus triglochidiatus var. neomexicanus (Standl.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 118. 1941. [wfo-0000661576]
synonym Echinocereus toroweapensis (P.C.Fisch.) Fürsch in Kakteen And. Sukk. 44: 266. 1993. [wfo-0000661559]
basionym Echinocereus triglochidiatus var. toroweapensis P.C.Fisch. in Cact. Succ. J. (Los Angeles) 63: 195. 1991. [wfo-0000661584]
synonym Echinocereus triglochidiatus var. melanacanthus (Engelm.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661572]
basionym Cereus coccineus var. melanacanthus Engelm. in Mem. Amer. Acad. Arts n.s., 4: 51. 1849. [wfo-0000596956]
synonym Echinocereus triglochidiatus var. neomexicanus (Standl.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 118. 1941. [wfo-0000661576]
basionym Echinocereus neomexicanus Standl. in Bull. Torrey Bot. Club 35: 87. 1908. [wfo-0000661368]
homotypic Echinocereus polyacanthus var. neomexicanus (Standl.) D.Weniger Cacti Southwest: 44. 1970. [wfo-0001286413]
synonym Echinocereus triglochidiatus var. toroweapensis P.C.Fisch. in Cact. Succ. J. (Los Angeles) 63: 195. 1991. [wfo-0000661584]
homotypic Echinocereus toroweapensis (P.C.Fisch.) Fürsch in Kakteen And. Sukk. 44: 266. 1993. [wfo-0000661559]
E. coccineus subsp. paucispinus (Engelm.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0001286411]
basionym Echinocereus paucispinus Rümpler Handb. Cacteenk.: 794. 1885. [wfo-0001430731]
homotypic Echinocereus coccineus var. paucispinus (Engelm.) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 222. 1989. [wfo-0000661223]
synonym Cereus octacanthus (Muehlenpf.) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 395. 1896. [wfo-0000597433]
basionym Echinopsis octacantha Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000662228]
homotypic Echinocereus coccineus var. octacanthus (Muehlenpf.) Boissev. Colorado Cact.: 39. 1940. [wfo-0000661222]
homotypic Echinocereus octacanthus (Muehlenpf.) Britton & Rose Cactaceae 3: 13. 1922. [wfo-0000661373]
synonym Cereus paucispinus Engelm. & Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 34. 1857. [wfo-0000597464]
synonym Cereus paucispinus Engelm. in Proc. Amer. Acad. Arts 3: 285. 1856. [wfo-0001288282]
synonym Cereus roemeri Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000597611]
homotypic Echinocereus coccineus subsp. roemeri (Muehlenpf.) W.Blum, Mich.Lange & Rutow Echinocereus Prepr.: 4. 1998. [wfo-0000661224]
homotypic Echinocereus roemeri (Muehlenpf.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 23. 1859. [wfo-0000661486]
homotypic Echinocereus roemeri (Muehlenpf.) Rydb. in Bull. Torrey Bot. Club 33: 146. 1906. [wfo-0000661487]
synonym Cereus roemeri Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597613]
synonym Echinocereus coccineus var. octacanthus (Muehlenpf.) Boissev. Colorado Cact.: 39. 1940. [wfo-0000661222]
basionym Echinopsis octacantha Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000662228]
homotypic Cereus octacanthus (Muehlenpf.) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 395. 1896. [wfo-0000597433]
homotypic Echinocereus octacanthus (Muehlenpf.) Britton & Rose Cactaceae 3: 13. 1922. [wfo-0000661373]
synonym Echinocereus coccineus var. paucispinus (Engelm.) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 222. 1989. [wfo-0000661223]
basionym Echinocereus paucispinus Rümpler Handb. Cacteenk.: 794. 1885. [wfo-0001430731]
homotypic Echinocereus coccineus subsp. paucispinus (Engelm.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0001286411]
synonym Echinocereus coccineus subsp. roemeri (Muehlenpf.) W.Blum, Mich.Lange & Rutow Echinocereus Prepr.: 4. 1998. [wfo-0000661224]
basionym Cereus roemeri Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000597611]
homotypic Echinocereus roemeri (Muehlenpf.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 23. 1859. [wfo-0000661486]
homotypic Echinocereus roemeri (Muehlenpf.) Rydb. in Bull. Torrey Bot. Club 33: 146. 1906. [wfo-0000661487]
synonym Echinocereus octacanthus (Muehlenpf.) Britton & Rose Cactaceae 3: 13. 1922. [wfo-0000661373]
basionym Echinopsis octacantha Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000662228]
homotypic Cereus octacanthus (Muehlenpf.) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 395. 1896. [wfo-0000597433]
homotypic Echinocereus coccineus var. octacanthus (Muehlenpf.) Boissev. Colorado Cact.: 39. 1940. [wfo-0000661222]
synonym Echinocereus paucispinus (Engelm.) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 794. 1886. [wfo-0000661392]
synonym Echinocereus paucispinus Rümpler Handb. Cacteenk.: 794. 1885. [wfo-0001430731]
homotypic Echinocereus coccineus var. paucispinus (Engelm.) D.J.Ferguson in Cact. Succ. J. (Los Angeles) 61: 222. 1989. [wfo-0000661223]
homotypic Echinocereus coccineus subsp. paucispinus (Engelm.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0001286411]
synonym Echinocereus roemeri (Muehlenpf.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 23. 1859. [wfo-0000661486]
basionym Cereus roemeri Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000597611]
homotypic Echinocereus coccineus subsp. roemeri (Muehlenpf.) W.Blum, Mich.Lange & Rutow Echinocereus Prepr.: 4. 1998. [wfo-0000661224]
homotypic Echinocereus roemeri (Muehlenpf.) Rydb. in Bull. Torrey Bot. Club 33: 146. 1906. [wfo-0000661487]
synonym Echinocereus roemeri (Muehlenpf.) Rydb. in Bull. Torrey Bot. Club 33: 146. 1906. [wfo-0000661487]
basionym Cereus roemeri Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000597611]
homotypic Echinocereus coccineus subsp. roemeri (Muehlenpf.) W.Blum, Mich.Lange & Rutow Echinocereus Prepr.: 4. 1998. [wfo-0000661224]
homotypic Echinocereus roemeri (Muehlenpf.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 23. 1859. [wfo-0000661486]
synonym Echinocereus roemeri Rümpler Handb. Cacteenk.: 792. 1885. [wfo-0001288557]
synonym Echinocereus triglochidiatus var. paucispinus (Engelm.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 118. 1941. [wfo-0000661580]
synonym Echinopsis octacantha Muehlenpf. in Allg. Gartenzeitung 16: 19. 1848. [wfo-0000662228]
homotypic Cereus octacanthus (Muehlenpf.) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 395. 1896. [wfo-0000597433]
homotypic Echinocereus coccineus var. octacanthus (Muehlenpf.) Boissev. Colorado Cact.: 39. 1940. [wfo-0000661222]
homotypic Echinocereus octacanthus (Muehlenpf.) Britton & Rose Cactaceae 3: 13. 1922. [wfo-0000661373]
E. coccineus subsp. rosei (Wooton & Standl.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661226]
basionym Echinocereus rosei Wooton & Standl. in Contr. U.S. Natl. Herb. 19: 457. 1915. [wfo-0000661492]
homotypic Echinocereus coccineus var. rosei (Wooton & Standl.) A.D.Zimmerman Cacti Trans-Pecos: 203. 2004. [wfo-0000661227]
homotypic Echinocereus triglochidiatus var. rosei (Wooton & Standl.) W.T.Marshall in Desert. Bot. Gard. Arizona, Sci. Bull. 1: 63. 1950. [wfo-0000661583]
synonym Cereus multicostatus J.F.Cels in: Schumann, K.M., Gesamtbeschr. Kakt.: 288. 1898. [wfo-0001288269]
synonym Echinocereus coccineus var. rosei (Wooton & Standl.) A.D.Zimmerman Cacti Trans-Pecos: 203. 2004. [wfo-0000661227]
basionym Echinocereus rosei Wooton & Standl. in Contr. U.S. Natl. Herb. 19: 457. 1915. [wfo-0000661492]
homotypic Echinocereus coccineus subsp. rosei (Wooton & Standl.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661226]
homotypic Echinocereus triglochidiatus var. rosei (Wooton & Standl.) W.T.Marshall in Desert. Bot. Gard. Arizona, Sci. Bull. 1: 63. 1950. [wfo-0000661583]
synonym Echinocereus multicostatus J.F.Cels in: Rümpler, Handb. Cacteenk.: 834. 1885. [wfo-0001288547]
synonym Echinocereus rosei Wooton & Standl. in Contr. U.S. Natl. Herb. 19: 457. 1915. [wfo-0000661492]
homotypic Echinocereus coccineus subsp. rosei (Wooton & Standl.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661226]
homotypic Echinocereus coccineus var. rosei (Wooton & Standl.) A.D.Zimmerman Cacti Trans-Pecos: 203. 2004. [wfo-0000661227]
homotypic Echinocereus triglochidiatus var. rosei (Wooton & Standl.) W.T.Marshall in Desert. Bot. Gard. Arizona, Sci. Bull. 1: 63. 1950. [wfo-0000661583]
synonym Echinocereus triglochidiatus var. multicostatus (J.F.Cels) W.T.Marshall in Saguaroland Bull. 7: 67. 1953. [wfo-0000661575]
synonym Echinocereus triglochidiatus var. rosei (Wooton & Standl.) W.T.Marshall in Desert. Bot. Gard. Arizona, Sci. Bull. 1: 63. 1950. [wfo-0000661583]
basionym Echinocereus rosei Wooton & Standl. in Contr. U.S. Natl. Herb. 19: 457. 1915. [wfo-0000661492]
homotypic Echinocereus coccineus subsp. rosei (Wooton & Standl.) W.Blum & Rutow Echinocereus Monogr.: 4. 1998. [wfo-0000661226]
homotypic Echinocereus coccineus var. rosei (Wooton & Standl.) A.D.Zimmerman Cacti Trans-Pecos: 203. 2004. [wfo-0000661227]
E. dahliaeflorus Moellers in Deutsche Gärt.-Zeitung 15: 148. 1900. [wfo-0001288525]
E. dasyacanthus Engelm. Mem. Tour N. Mexico: 100. 1848. [wfo-0000661233]
synonym Cereus dasyacanthus Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597010]
synonym Echinocereus pectinatus var. dasyacanthus (Engelm.) W.H.Earle ex N.P.Taylor in Kew Mag. 1: 179. 1984. [wfo-0000661405]
E. dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Echinocereus hildmannii Arendt in Monatsschr. Kakteenk. 1: 146. 1891. [wfo-0000661307]
synonym Echinocereus papillosus var. rubescens (Dams) Dams in Monatsschr. Kakteenk. 15: 92. 1905. [wfo-0000661387]
basionym Echinocereus rubescens Dams in Monatsschr. Kakteenk. 15: 92. 1905. [wfo-0000661494]
synonym Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
synonym Echinocereus pectinatus subsp. ctenoides (Engelm.) G.Frank in Echinocereenfreund 10: 135. 1997. [wfo-0000661403]
basionym Cereus ctenoides Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000596999]
homotypic Echinocactus ctenoides (Engelm.) Lem. Cactées: 57. 1868. [wfo-0000660315]
homotypic Echinocereus ctenoides (Engelm.) Rümpler Handb. Cacteenk. 2(16): 819. 1886. [wfo-0000661231]
homotypic Echinocereus dasyacanthus var. ctenoides (Engelm.) Backeb. Cactaceae 4: 2021. 1960. [wfo-0000661234]
homotypic Echinocereus dasyacanthus subsp. ctenoides (Engelm.) Lodé in Cact.-Avent. Int. 100: 29. 2013. [wfo-0001430709]
homotypic Echinocereus pectinatus var. ctenoides (Engelm.) D.Weniger ex G.Frank in Kakteen And. Sukk. 42: 140. 1991. [wfo-0000661402]
synonym Echinocereus rubescens Dams in Monatsschr. Kakteenk. 15: 92. 1905. [wfo-0000661494]
homotypic Echinocereus papillosus var. rubescens (Dams) Dams in Monatsschr. Kakteenk. 15: 92. 1905. [wfo-0000661387]
E. dasyacanthus subsp. dasyacanthus [wfo-0001286397]
synonym Echinocereus dasyacanthus subsp. crockettianus D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): V. 2014. [wfo-0001430708]
synonym Echinocereus spinosissimus Walton in Cact. J. (London) 2: 162. 1899. [wfo-0000661533]
synonym Echinocereus steereae Clover in Bull. Torrey Bot. Club 65: 565. 1938. [wfo-0000661537]
E. dasyacanthus subsp. multispinosus D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): VII. 2014. [wfo-0001430710]
E. dasyacanthus subsp. rectispinus (Trocha & Fethke) W.Blum, W.Rischer & Rutow Echinocereus Prepr.: 2. 1998. [wfo-0000661237]
basionym Echinocereus dasyacanthus var. rectispinus Trocha & Fethke in Echinocereenfreund 4: 31. 1991. [wfo-0000661235]
synonym Echinocereus dasyacanthus var. rectispinus Trocha & Fethke in Echinocereenfreund 4: 31. 1991. [wfo-0000661235]
homotypic Echinocereus dasyacanthus subsp. rectispinus (Trocha & Fethke) W.Blum, W.Rischer & Rutow Echinocereus Prepr.: 2. 1998. [wfo-0000661237]
E. davisii Houghton in J. Cact. Succ. Soc. Amer. 2: 466. 1931. [wfo-0000661239]
homotypic Echinocereus viridiflorus subsp. davisii (Houghton) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661604]
synonym Echinocereus subinermis var. aculeatus G.Unger in Kakteen And. Sukk. 35: 164. 1984. [wfo-0001430744]
synonym Echinocereus viridiflorus var. davisii (Houghton) W.T.Marshall & T.M.Bock Cactaceae: 119. 1941. [wfo-0000661603]
synonym Echinocereus viridiflorus subsp. davisii (Houghton) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661604]
basionym Echinocereus davisii Houghton in J. Cact. Succ. Soc. Amer. 2: 466. 1931. [wfo-0000661239]
synonym Echinocereus viridiflorus var. davisii Backeb. [wfo-0001287089]
E. engelmannii (Parry ex Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661245]
basionym Cereus engelmannii Parry ex Engelm. in Amer. J. Sci. Arts, ser. 2 14(42): 338. 1852. [wfo-0000597053]
homotypic Echinocereus engelmannii var. engelmannii [wfo-0001287408]
homotypic Pilocereus engelmannii (Parry ex Engelm.) Lem. in Ill. Hort. 9(Misc.): 97. 1862. [wfo-0001289473]
synonym Cereus engelmannii Parry ex Engelm. in Amer. J. Sci. Arts, ser. 2 14(42): 338. 1852. [wfo-0000597053]
homotypic Echinocereus engelmannii (Parry ex Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661245]
homotypic Echinocereus engelmannii var. engelmannii [wfo-0001287408]
homotypic Pilocereus engelmannii (Parry ex Engelm.) Lem. in Ill. Hort. 9(Misc.): 97. 1862. [wfo-0001289473]
synonym Echinocereus engelmannii var. engelmannii [wfo-0001287408]
basionym Cereus engelmannii Parry ex Engelm. in Amer. J. Sci. Arts, ser. 2 14(42): 338. 1852. [wfo-0000597053]
homotypic Echinocereus engelmannii (Parry ex Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661245]
homotypic Pilocereus engelmannii (Parry ex Engelm.) Lem. in Ill. Hort. 9(Misc.): 97. 1862. [wfo-0001289473]
synonym Pilocereus engelmannii (Parry ex Engelm.) Lem. in Ill. Hort. 9(Misc.): 97. 1862. [wfo-0001289473]
basionym Cereus engelmannii Parry ex Engelm. in Amer. J. Sci. Arts, ser. 2 14(42): 338. 1852. [wfo-0000597053]
homotypic Echinocereus engelmannii (Parry ex Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661245]
homotypic Echinocereus engelmannii var. engelmannii [wfo-0001287408]
E. engelmannii subsp. engelmannii [wfo-0001430711]
synonym Cereus engelmannii var. chrysocentrus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597055]
homotypic Echinocereus chrysocentrus (Engelm. & J.M.Bigelow) Orcutt in Cactography 4: . 1926. [wfo-0000661201]
homotypic Echinocereus engelmannii var. chrysocentrus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661247]
synonym Cereus engelmannii var. variegatus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597056]
homotypic Echinocereus engelmannii var. variegatus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661256]
homotypic Echinocereus engelmannii subsp. variegatus (Engelm. & J.M.Bigelow) E.Lutz in Echinocereenfreund 13: 97. 2000. [wfo-0000661257]
synonym Cereus munzii Parish in Bull. S. Calif. Acad. Sci. 25: 48. 1926. [wfo-0000597397]
homotypic Echinocereus engelmannii var. munzii (Parish) Pierce & Fosberg in Bull. S. Calif. Acad. Sci. 32: 123. 1933. [wfo-0000661252]
homotypic Echinocereus munzii (Parish) L.D.Benson in Amer. J. Bot. 28: 361. 1941. [wfo-0000661366]
synonym Echinocereus chrysocentrus (Engelm. & J.M.Bigelow) Orcutt in Cactography 4: . 1926. [wfo-0000661201]
basionym Cereus engelmannii var. chrysocentrus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597055]
homotypic Echinocereus engelmannii var. chrysocentrus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661247]
synonym Echinocereus decumbens Clover & Jotter in Bull. Torrey Bot. Club 68: 417. 1941. [wfo-0000661240]
homotypic Echinocereus engelmannii var. decumbens (Clover & Jotter) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258. 1944. [wfo-0000661248]
homotypic Echinocereus engelmannii subsp. decumbens (Clover & Jotter) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661249]
synonym Echinocereus engelmannii var. acicularis L.D.Benson Cacti Ariz.: 138. 1969. [wfo-0001430712]
synonym Echinocereus engelmannii var. armatus L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 33. 1969. [wfo-0001430713]
synonym Echinocereus engelmannii var. chrysocentrus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661247]
basionym Cereus engelmannii var. chrysocentrus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597055]
homotypic Echinocereus chrysocentrus (Engelm. & J.M.Bigelow) Orcutt in Cactography 4: . 1926. [wfo-0000661201]
synonym Echinocereus engelmannii var. decumbens (Clover & Jotter) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258. 1944. [wfo-0000661248]
basionym Echinocereus decumbens Clover & Jotter in Bull. Torrey Bot. Club 68: 417. 1941. [wfo-0000661240]
homotypic Echinocereus engelmannii subsp. decumbens (Clover & Jotter) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661249]
synonym Echinocereus engelmannii subsp. decumbens (Clover & Jotter) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661249]
basionym Echinocereus decumbens Clover & Jotter in Bull. Torrey Bot. Club 68: 417. 1941. [wfo-0000661240]
homotypic Echinocereus engelmannii var. decumbens (Clover & Jotter) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258. 1944. [wfo-0000661248]
synonym Echinocereus engelmannii var. howei L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0001430714]
synonym Echinocereus engelmannii var. munzii (Parish) Pierce & Fosberg in Bull. S. Calif. Acad. Sci. 32: 123. 1933. [wfo-0000661252]
basionym Cereus munzii Parish in Bull. S. Calif. Acad. Sci. 25: 48. 1926. [wfo-0000597397]
homotypic Echinocereus munzii (Parish) L.D.Benson in Amer. J. Bot. 28: 361. 1941. [wfo-0000661366]
synonym Echinocereus engelmannii var. purpureus L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0001430715]
synonym Echinocereus engelmannii var. robustior Hildm. in Monatsschr. Kakteenk. 4: 194. 1894. [wfo-0000738827]
synonym Echinocereus engelmannii subsp. variegatus (Engelm. & J.M.Bigelow) E.Lutz in Echinocereenfreund 13: 97. 2000. [wfo-0000661257]
basionym Cereus engelmannii var. variegatus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597056]
homotypic Echinocereus engelmannii var. variegatus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661256]
synonym Echinocereus engelmannii var. variegatus (Engelm. & J.M.Bigelow) Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0000661256]
basionym Cereus engelmannii var. variegatus Engelm. & J.M.Bigelow Syn. Cact. U.S.: 27. 1856. [wfo-0000597056]
homotypic Echinocereus engelmannii subsp. variegatus (Engelm. & J.M.Bigelow) E.Lutz in Echinocereenfreund 13: 97. 2000. [wfo-0000661257]
synonym Echinocereus engelmannii var. versicolor Miers in Monatsschr. Kakteenk. 4: 194. 1894. [wfo-0000738828]
synonym Echinocereus munzii (Parish) L.D.Benson in Amer. J. Bot. 28: 361. 1941. [wfo-0000661366]
basionym Cereus munzii Parish in Bull. S. Calif. Acad. Sci. 25: 48. 1926. [wfo-0000597397]
homotypic Echinocereus engelmannii var. munzii (Parish) Pierce & Fosberg in Bull. S. Calif. Acad. Sci. 32: 123. 1933. [wfo-0000661252]
E. engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Echinocereus abbeae Parsons Desert Pl. Life 9: 6. 1937. [wfo-0000661133]
synonym Echinocereus boyce-thompsonii Orcutt in Cactography 4: . 1926. [wfo-0000661175]
homotypic Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661271]
homotypic Echinocereus fasciculatus subsp. boyce-thompsonii (Orcutt) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661272]
homotypic Echinocereus fendleri var. boyce-thompsonii (Orcutt) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661276]
synonym Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Echinocereus fasciculatus subsp. boyce-thompsonii (Orcutt) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661272]
basionym Echinocereus boyce-thompsonii Orcutt in Cactography 4: . 1926. [wfo-0000661175]
homotypic Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661271]
homotypic Echinocereus fendleri var. boyce-thompsonii (Orcutt) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661276]
synonym Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661271]
basionym Echinocereus boyce-thompsonii Orcutt in Cactography 4: . 1926. [wfo-0000661175]
homotypic Echinocereus fasciculatus subsp. boyce-thompsonii (Orcutt) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661272]
homotypic Echinocereus fendleri var. boyce-thompsonii (Orcutt) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661276]
synonym Echinocereus fasciculatus subsp. fasciculatus [wfo-0001434751]
synonym Echinocereus fendleri var. boyce-thompsonii (Orcutt) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 260. 1944. [wfo-0000661276]
basionym Echinocereus boyce-thompsonii Orcutt in Cactography 4: . 1926. [wfo-0000661175]
homotypic Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661271]
homotypic Echinocereus fasciculatus subsp. boyce-thompsonii (Orcutt) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661272]
synonym Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Echinocereus fendleri var. robustus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661285]
basionym Echinocereus rectispinus var. robustus Peebles in Amer. J. Bot. 25: 675. 1938. [wfo-0000661464]
homotypic Echinocereus robustus (Peebles) Peebles in J. Wash. Acad. Sci. 30: 219. 1940. [wfo-0000661485]
synonym Echinocereus rectispinus var. robustus Peebles in Amer. J. Bot. 25: 675. 1938. [wfo-0000661464]
homotypic Echinocereus fendleri var. robustus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661285]
homotypic Echinocereus robustus (Peebles) Peebles in J. Wash. Acad. Sci. 30: 219. 1940. [wfo-0000661485]
synonym Echinocereus robustus (Peebles) Peebles in J. Wash. Acad. Sci. 30: 219. 1940. [wfo-0000661485]
basionym Echinocereus rectispinus var. robustus Peebles in Amer. J. Bot. 25: 675. 1938. [wfo-0000661464]
homotypic Echinocereus fendleri var. robustus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661285]
synonym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
synonym Neomammillaria fasciculata (Engelm.) Britton & Rose Cactaceae 4: 162. 1923. [wfo-0000380209]
basionym Mammillaria fasciculata Engelm. Emory, Mil. Reconn.: 156. 1848. [wfo-0001288786]
homotypic Cactus fasciculatus (Engelm.) Kuntze Revis. Gen. Pl. 1: 259. 1891. [wfo-0000577825]
homotypic Chilita fasciculata (Engelm.) Buxb. in Sukkulentenkunde 5: 15. 1954. [wfo-0000602080]
homotypic Ebnerella fasciculata (Engelm.) Buxb. in Oesterr. Bot. Z. 98: 89. 1951. [wfo-0000659132]
homotypic Echinocereus engelmannii subsp. fasciculatus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 2. 1998. [wfo-0000661250]
homotypic Echinocereus fasciculatus (Engelm.) L.D.Benson Cacti Ariz.: 21. 1969. [wfo-0000661268]
homotypic Echinocereus fendleri var. fasciculatus (Engelm.) N.P.Taylor in Kew Mag. 2: 252. 1985. [wfo-0000661278]
homotypic Mammillaria fasciculata Engelm. ex S.Watson in Smithsonian Misc. Collect. 258: 402. 1878. [wfo-0001431931]
E. engelmannii subsp. llanuraensis (Rutow) Felger in Proc. San Diego Soc. Nat. Hist. 35: 20. 1999. [wfo-0000661251]
basionym Echinocereus nicholii subsp. llanuraensis Rutow in Echinocereenfreund 8: 61. 1995. [wfo-0000661370]
homotypic Echinocereus llanuraensis (Rutow) W.Blum & D.Felix in Echinocereenfreund 15: 16. 2002. [wfo-0000661333]
synonym Echinocereus llanuraensis (Rutow) W.Blum & D.Felix in Echinocereenfreund 15: 16. 2002. [wfo-0000661333]
basionym Echinocereus nicholii subsp. llanuraensis Rutow in Echinocereenfreund 8: 61. 1995. [wfo-0000661370]
homotypic Echinocereus engelmannii subsp. llanuraensis (Rutow) Felger in Proc. San Diego Soc. Nat. Hist. 35: 20. 1999. [wfo-0000661251]
synonym Echinocereus nicholii subsp. llanuraensis Rutow in Echinocereenfreund 8: 61. 1995. [wfo-0000661370]
homotypic Echinocereus engelmannii subsp. llanuraensis (Rutow) Felger in Proc. San Diego Soc. Nat. Hist. 35: 20. 1999. [wfo-0000661251]
homotypic Echinocereus llanuraensis (Rutow) W.Blum & D.Felix in Echinocereenfreund 15: 16. 2002. [wfo-0000661333]
E. engelmannii subsp. magnursensis Berresf. & M.Terry in Echinocereenfreund 32(4): . 2019. [wfo-0001302932]
E. enneacanthus Engelm. Mem. Tour N. Mexico: 111. 1848. [wfo-0000661258]
synonym Cereus dubius Engelm. Descr. Cactaceae: 36. 1856. [wfo-0000597034]
homotypic Echinocereus dubius (Engelm.) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 787. 1886. [wfo-0000661243]
homotypic Echinocereus enneacanthus var. dubius (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661264]
synonym Cereus enneacanthus Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597057]
synonym Cereus merkeri (Hildm.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000597356]
basionym Echinocereus merkeri Hildm. ex K.Schum. Gesamtbeschr. Kakt.: 277. 1897–1899. [wfo-0000661354]
synonym Echinocereus carnosus Rümpler Handb. Cacteenk.: 787. 1885. [wfo-0000661186]
homotypic Echinocereus enneacanthus var. carnosus (Rümpler) Quehl in Monatsschr. Kakteenk. 18: 114. 1908. [wfo-0000661262]
synonym Echinocereus dubius (Engelm.) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 787. 1886. [wfo-0000661243]
basionym Cereus dubius Engelm. Descr. Cactaceae: 36. 1856. [wfo-0000597034]
homotypic Echinocereus enneacanthus var. dubius (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661264]
synonym Echinocereus enneacanthus f. brevispinus W.O.Moore in Brittonia 19: 93. 1967. [wfo-0000661259]
synonym Echinocereus enneacanthus var. brevispinus (W.O.Moore) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661260]
synonym Echinocereus enneacanthus subsp. brevispinus (W.O.Moore) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661261]
synonym Echinocereus enneacanthus var. carnosus (Rümpler) Quehl in Monatsschr. Kakteenk. 18: 114. 1908. [wfo-0000661262]
basionym Echinocereus carnosus Rümpler Handb. Cacteenk.: 787. 1885. [wfo-0000661186]
synonym Echinocereus enneacanthus var. dubius (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661264]
basionym Cereus dubius Engelm. Descr. Cactaceae: 36. 1856. [wfo-0000597034]
homotypic Echinocereus dubius (Engelm.) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 787. 1886. [wfo-0000661243]
synonym Echinocereus enneacanthus subsp. enneacanthus [wfo-0001255767]
synonym Echinocereus enneacanthus var. enneacanthus [wfo-0001287421]
synonym Echinocereus enneacanthus f. intermedius W.O.Moore in Brittonia 19: 93. 1967. [wfo-0000661265]
synonym Echinocereus enneacanthus subsp. intermedius (W.O.Moore) Blum & Lange in Echinocereenfreund 29: 106. 2016. [wfo-0001430716]
synonym Echinocereus jacobyi K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001288537]
synonym Echinocereus merkeri Hildm. ex K.Schum. Gesamtbeschr. Kakt.: 277. 1897–1899. [wfo-0000661354]
homotypic Cereus merkeri (Hildm.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000597356]
synonym Echinocereus sarissophorus Britton & Rose Cactaceae 3: 38. 1922. [wfo-0000661512]
synonym Echinocereus uehri Blanc ex F.Haage Choice Cacti: 13. 1897. [wfo-0000661587]
synonym Echinocereus uspenskii F.Haage Choice Cacti: 13. 1897. [wfo-0000661589]
E. felixianus H.Bauer in Echinocereus Online-J. 2 (Sonderheft): IX. 2014. [wfo-0001430717]
E. fendleri (Engelm.) Sencke ex J.N.Haage Preisverzeichniss Cact. Succ.: 22. 1860. [wfo-0001287087]
basionym Cereus fendleri Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50–51. 1849. [wfo-0000597083]
homotypic Echinocereus fendleri (Engelm.) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0000661273]
synonym Cereus fendleri Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50–51. 1849. [wfo-0000597083]
homotypic Echinocereus fendleri (Engelm.) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0000661273]
homotypic Echinocereus fendleri (Engelm.) Sencke ex J.N.Haage Preisverzeichniss Cact. Succ.: 22. 1860. [wfo-0001287087]
synonym Echinocereus fendleri (Engelm.) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0000661273]
basionym Cereus fendleri Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50–51. 1849. [wfo-0000597083]
homotypic Echinocereus fendleri (Engelm.) Sencke ex J.N.Haage Preisverzeichniss Cact. Succ.: 22. 1860. [wfo-0001287087]
E. fendleri subsp. fendleri [wfo-0001430718]
synonym Cereus cinerascens var. fendleri Bois Pl. Aliment. 2: 371. 1928. [wfo-0000596943]
synonym Cereus fendleri var. pauperculus Engelm. in Mem. Amer. Acad. Arts n.s., 4: 51. 1849. [wfo-0000597084]
homotypic Echinocereus fendleri var. pauperculus (Engelm.) G.Unger in Echinocereenfreund 7: 87. 1994. [wfo-0000661282]
synonym Cereus hempelii (Fobe) Mottet Dict. Prat. Hort. 5: 739. 1898–1899. [wfo-0001430354]
basionym Echinocereus hempelii Fobe in Monatsschr. Kakteenk. 7: 187. 1897. [wfo-0000661306]
homotypic Echinocereus fendleri subsp. hempelii (Fobe) W.Blum Echinocereus Monogr.: 2. 1998. [wfo-0000661279]
synonym Echinocereus albiflorus Weing. in Kakteenkunde 1933: 156. 1933. [wfo-0000661147]
homotypic Echinocereus fendleri var. albiflorus (Weing.) Backeb. Cactaceae 4: 2047. 1960. [wfo-0000661274]
synonym Echinocereus fendleri var. albiflorus (Weing.) Backeb. Cactaceae 4: 2047. 1960. [wfo-0000661274]
basionym Echinocereus albiflorus Weing. in Kakteenkunde 1933: 156. 1933. [wfo-0000661147]
synonym Echinocereus fendleri subsp. hempelii (Fobe) W.Blum Echinocereus Monogr.: 2. 1998. [wfo-0000661279]
basionym Echinocereus hempelii Fobe in Monatsschr. Kakteenk. 7: 187. 1897. [wfo-0000661306]
homotypic Cereus hempelii (Fobe) Mottet Dict. Prat. Hort. 5: 739. 1898–1899. [wfo-0001430354]
synonym Echinocereus fendleri var. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) L.D.Benson Cacti U. S. Canada: 942. 1982. [wfo-0000661280]
basionym Echinocereus kuenzleri Castetter, P.Pierce & K.H.Schwer. in Cact. Succ. J. (Los Angeles) 48: 77. 1976. [wfo-0000661321]
homotypic Echinocereus fendleri subsp. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) W.Blum & D.Felix in Echinocereus Online-J. 2(2): 105. 2014. [wfo-0001430719]
synonym Echinocereus fendleri subsp. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) W.Blum & D.Felix in Echinocereus Online-J. 2(2): 105. 2014. [wfo-0001430719]
basionym Echinocereus kuenzleri Castetter, P.Pierce & K.H.Schwer. in Cact. Succ. J. (Los Angeles) 48: 77. 1976. [wfo-0000661321]
homotypic Echinocereus fendleri var. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) L.D.Benson Cacti U. S. Canada: 942. 1982. [wfo-0000661280]
synonym Echinocereus fendleri var. pauperculus (Engelm.) G.Unger in Echinocereenfreund 7: 87. 1994. [wfo-0000661282]
basionym Cereus fendleri var. pauperculus Engelm. in Mem. Amer. Acad. Arts n.s., 4: 51. 1849. [wfo-0000597084]
synonym Echinocereus hempelii Fobe in Monatsschr. Kakteenk. 7: 187. 1897. [wfo-0000661306]
homotypic Cereus hempelii (Fobe) Mottet Dict. Prat. Hort. 5: 739. 1898–1899. [wfo-0001430354]
homotypic Echinocereus fendleri subsp. hempelii (Fobe) W.Blum Echinocereus Monogr.: 2. 1998. [wfo-0000661279]
synonym Echinocereus kuenzleri Castetter, P.Pierce & K.H.Schwer. in Cact. Succ. J. (Los Angeles) 48: 77. 1976. [wfo-0000661321]
homotypic Echinocereus fendleri var. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) L.D.Benson Cacti U. S. Canada: 942. 1982. [wfo-0000661280]
homotypic Echinocereus fendleri subsp. kuenzleri (Castetter, P.Pierce & K.H.Schwer.) W.Blum & D.Felix in Echinocereus Online-J. 2(2): 105. 2014. [wfo-0001430719]
E. fendleri subsp. rectispinus (Peebles) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661284]
basionym Echinocereus rectispinus Peebles in Amer. J. Bot. 25: 675, f. 1, 3c–d. 1938. [wfo-0000661463]
homotypic Echinocereus fendleri var. rectispinus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661283]
synonym Echinocereus fendleri var. rectispinus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661283]
basionym Echinocereus rectispinus Peebles in Amer. J. Bot. 25: 675, f. 1, 3c–d. 1938. [wfo-0000661463]
homotypic Echinocereus fendleri subsp. rectispinus (Peebles) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661284]
synonym Echinocereus rectispinus Peebles in Amer. J. Bot. 25: 675, f. 1, 3c–d. 1938. [wfo-0000661463]
homotypic Echinocereus fendleri var. rectispinus (Peebles) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 259. 1944. [wfo-0000661283]
homotypic Echinocereus fendleri subsp. rectispinus (Peebles) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661284]
E. ferreiranus H.E.Gates in Saguaroland Bull. 7: 8. 1953. [wfo-0000661286]
E. ferreiranus subsp. ferreiranus [wfo-0001434752]
E. ferreiranus subsp. lindsayorum (J.Meyrán) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661289]
basionym Echinocereus lindsayorum J.Meyrán in Cact. Suc. Mex. 20(4): 80. 1975. [wfo-0000661332]
homotypic Echinocereus ferreiranus var. lindsayorum (J.Meyrán) N.P.Taylor Gen. Echinocereus: 46. 1985. [wfo-0000661287]
synonym Echinocereus ferreiranus var. lindsayorum (J.Meyrán) N.P.Taylor Gen. Echinocereus: 46. 1985. [wfo-0000661287]
basionym Echinocereus lindsayorum J.Meyrán in Cact. Suc. Mex. 20(4): 80. 1975. [wfo-0000661332]
homotypic Echinocereus ferreiranus subsp. lindsayorum (J.Meyrán) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661289]
synonym Echinocereus lindsayi J.Meyrán [wfo-0001434979]
synonym Echinocereus lindsayorum J.Meyrán in Cact. Suc. Mex. 20(4): 80. 1975. [wfo-0000661332]
homotypic Echinocereus ferreiranus var. lindsayorum (J.Meyrán) N.P.Taylor Gen. Echinocereus: 46. 1985. [wfo-0000661287]
homotypic Echinocereus ferreiranus subsp. lindsayorum (J.Meyrán) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661289]
E. grandis Britton & Rose Cactaceae 3: 18. 1922. [wfo-0000661304]
E. gurneyi (L.D.Benson) W.Blum, Oldach & J.Oldach in Int. Cact. Advent. 105: 33. 2014. [wfo-0001430720]
basionym Echinocereus triglochidiatus var. gurneyi L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661567]
homotypic Echinocereus coccineus var. gurneyi (L.D.Benson) K.D.Heil & S.Brack in Cact. Succ. J. (Los Angeles) 60: 26. 1988. [wfo-0000661218]
homotypic Echinocereus coccineus subsp. gurneyi (L.D.Benson) D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): XIII. 2014. [wfo-0001430704]
synonym Echinocereus coccineus var. gurneyi (L.D.Benson) K.D.Heil & S.Brack in Cact. Succ. J. (Los Angeles) 60: 26. 1988. [wfo-0000661218]
basionym Echinocereus triglochidiatus var. gurneyi L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661567]
homotypic Echinocereus coccineus subsp. gurneyi (L.D.Benson) D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): XIII. 2014. [wfo-0001430704]
homotypic Echinocereus gurneyi (L.D.Benson) W.Blum, Oldach & J.Oldach in Int. Cact. Advent. 105: 33. 2014. [wfo-0001430720]
synonym Echinocereus coccineus subsp. gurneyi (L.D.Benson) D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): XIII. 2014. [wfo-0001430704]
basionym Echinocereus triglochidiatus var. gurneyi L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661567]
homotypic Echinocereus coccineus var. gurneyi (L.D.Benson) K.D.Heil & S.Brack in Cact. Succ. J. (Los Angeles) 60: 26. 1988. [wfo-0000661218]
homotypic Echinocereus gurneyi (L.D.Benson) W.Blum, Oldach & J.Oldach in Int. Cact. Advent. 105: 33. 2014. [wfo-0001430720]
synonym Echinocereus triglochidiatus var. gurneyi L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661567]
homotypic Echinocereus coccineus var. gurneyi (L.D.Benson) K.D.Heil & S.Brack in Cact. Succ. J. (Los Angeles) 60: 26. 1988. [wfo-0000661218]
homotypic Echinocereus coccineus subsp. gurneyi (L.D.Benson) D.Felix & H.Bauer in Echinocereus Online-J. 2 (Sonderheft): XIII. 2014. [wfo-0001430704]
homotypic Echinocereus gurneyi (L.D.Benson) W.Blum, Oldach & J.Oldach in Int. Cact. Advent. 105: 33. 2014. [wfo-0001430720]
E. huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
basionym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
homotypic Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
homotypic Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
homotypic Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
synonym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
homotypic Echinocereus huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
homotypic Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
homotypic Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
homotypic Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
synonym Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
basionym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
homotypic Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
homotypic Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
homotypic Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
synonym Echinocereus acifer subsp. topiensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 17: 88. 2004. [wfo-0000661137]
basionym Echinocereus topiensis W.Rischer & Trocha in Echinocereenfreund 12(1): 6. 1999. [wfo-0000661558]
synonym Echinocereus matthesianus Backeb. Descr. Cact. Nov. 3: 6. 1963. [wfo-0000661350]
synonym Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
basionym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
homotypic Echinocereus huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
homotypic Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
homotypic Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
synonym Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
basionym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
homotypic Echinocereus huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
homotypic Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
homotypic Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
synonym Echinocereus topiensis W.Rischer & Trocha in Echinocereenfreund 12(1): 6. 1999. [wfo-0000661558]
homotypic Echinocereus acifer subsp. topiensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 17: 88. 2004. [wfo-0000661137]
synonym Echinocereus triglochidiatus subsp. huitcholensis (F.A.C.Weber) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661569]
basionym Cereus huitcholensis F.A.C.Weber in Bull. Mus. Hist. Nat. (Paris) 10: 383. 1904. [wfo-0000597216]
homotypic Echinocereus acifer subsp. huitcholensis (F.A.C.Weber) Mich.Lange in Echinocereenfreund 7: 109. 1994. [wfo-0000661136]
homotypic Echinocereus huitcholensis (F.A.C.Weber) M.Gürke in Monatsschr. Kakteenk. 16: 23. 1906. [wfo-0000661308]
homotypic Echinocereus polyacanthus var. huitcholensis (F.A.C.Weber) N.P.Taylor in Bradleya 6: 82. 1988. [wfo-0000661432]
homotypic Echinocereus polyacanthus subsp. huitcholensis (F.A.C.Weber) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661433]
E. klapperi W.Blum Echinocereus Monogr.: 5. 1998. [wfo-0000661312]
E. knippelianus Liebner in Monatsschr. Kakteenk. 5: 170. 1895. [wfo-0000661314]
homotypic Cereus knippelianus (Liebner) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597262]
homotypic Echinocereus knippelianus subsp. knippelianus [wfo-0001286398]
synonym Cereus knippelianus (Liebner) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597262]
basionym Echinocereus knippelianus Liebner in Monatsschr. Kakteenk. 5: 170. 1895. [wfo-0000661314]
homotypic Echinocereus knippelianus subsp. knippelianus [wfo-0001286398]
synonym Echinocereus inermis Haage Jr. in Monatsschr. Kakteenk. 8: 130. 1898. [wfo-0001288536]
synonym Echinocereus knippelianus subsp. kaplani Halda & Sladk. in Acta Mus. Richnov., Sect. Nat. 7: 34. 2000. [wfo-0001430721]
synonym Echinocereus knippelianus subsp. klapanii Halda & Sladk. [wfo-0001286399]
synonym Echinocereus knippelianus subsp. knippelianus [wfo-0001286398]
basionym Echinocereus knippelianus Liebner in Monatsschr. Kakteenk. 5: 170. 1895. [wfo-0000661314]
homotypic Cereus knippelianus (Liebner) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597262]
synonym Echinocereus knippelianus var. kruegeri Glass & R.A.Foster in Cact. Succ. J. (Los Angeles) 50: 80. 1978. [wfo-0000661315]
homotypic Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) Glass Guía Identific. Cact. Amenazadas México: s.p.. 1997. [wfo-0000661316]
homotypic Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) W.Blum & Mich.Lange Echinocereus Monogr.: 246. 1998. [wfo-0001256190]
synonym Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) Glass Guía Identific. Cact. Amenazadas México: s.p.. 1997. [wfo-0000661316]
basionym Echinocereus knippelianus var. kruegeri Glass & R.A.Foster in Cact. Succ. J. (Los Angeles) 50: 80. 1978. [wfo-0000661315]
homotypic Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) W.Blum & Mich.Lange Echinocereus Monogr.: 246. 1998. [wfo-0001256190]
synonym Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) W.Blum & Mich.Lange Echinocereus Monogr.: 246. 1998. [wfo-0001256190]
basionym Echinocereus knippelianus var. kruegeri Glass & R.A.Foster in Cact. Succ. J. (Los Angeles) 50: 80. 1978. [wfo-0000661315]
homotypic Echinocereus knippelianus subsp. kruegeri (Glass & R.A.Foster) Glass Guía Identific. Cact. Amenazadas México: s.p.. 1997. [wfo-0000661316]
synonym Echinocereus knippelianus var. reyesii A.B.Lau in Cact. Succ. J. (Los Angeles) 52: 265. 1980. [wfo-0000661317]
homotypic Echinocereus knippelianus subsp. reyesii (A.B.Lau) W.Blum & Mich.Lange Echinocereus Monogr.: 6. 1998. [wfo-0000661318]
synonym Echinocereus knippelianus subsp. reyesii (A.B.Lau) W.Blum & Mich.Lange Echinocereus Monogr.: 6. 1998. [wfo-0000661318]
basionym Echinocereus knippelianus var. reyesii A.B.Lau in Cact. Succ. J. (Los Angeles) 52: 265. 1980. [wfo-0000661317]
synonym Echinocereus liebnerianus Carp in Baltimore Cact. J. 2: 262. 1896. [wfo-0001288542]
E. koehresianus (G.Frank) W.Rischer in Echinocereenfreund 22: 73. 2009. [wfo-0000743808]
basionym Echinocereus scheeri var. koehresianus G.Frank in Kakteen And. Sukk. 39(8): 188. 1988. [wfo-0000661517]
homotypic Echinocereus ortegae subsp. koehresianus (G.Frank) W.Rischer & G.Frank in Echinocereenfreund 9(4): 100. 1996. [wfo-0000661378]
synonym Echinocereus koehresianus subsp. gruberianus W.Rischer in Echinocereus Online-J. 2(1): 7. 2014. [wfo-0001430722]
synonym Echinocereus ortegae subsp. koehresianus (G.Frank) W.Rischer & G.Frank in Echinocereenfreund 9(4): 100. 1996. [wfo-0000661378]
basionym Echinocereus scheeri var. koehresianus G.Frank in Kakteen And. Sukk. 39(8): 188. 1988. [wfo-0000661517]
homotypic Echinocereus koehresianus (G.Frank) W.Rischer in Echinocereenfreund 22: 73. 2009. [wfo-0000743808]
synonym Echinocereus scheeri var. koehresianus G.Frank in Kakteen And. Sukk. 39(8): 188. 1988. [wfo-0000661517]
homotypic Echinocereus koehresianus (G.Frank) W.Rischer in Echinocereenfreund 22: 73. 2009. [wfo-0000743808]
homotypic Echinocereus ortegae subsp. koehresianus (G.Frank) W.Rischer & G.Frank in Echinocereenfreund 9(4): 100. 1996. [wfo-0000661378]
E. kroenleinii (Mich.Lange) W.Blum & Waldeis in Echinocereenfreund 12: 102. 1999. [wfo-0000661319]
synonym Echinocereus poselgeri subsp. kroenleinii Mich.Lange in Kakteen And. Sukk. 46: 138. 1995. [wfo-0000661439]
synonym Wilcoxia kroenleinii A.Cartier in Succulentes 1980(2): 2. 1980. [wfo-0001254463]
synonym Wilcoxia roenleinii A.Cartier [wfo-0001254462]
E. kunzei Gürke in Monatsschr. Kakteenk. 17: 103. 1907. [wfo-0000661322]
synonym Echinocereus coccineus var. kunzei (Gürke) Backeb. Cactaceae 4: 2070. 1960. [wfo-0000661220]
E. laui G.Frank in Kakteen And. Sukk. 29(4): 74. 1978. [wfo-0000661324]
E. ledingii Peebles in Cact. Succ. J. (Los Angeles) 8(3): 35. 1936. [wfo-0000661325]
homotypic Echinocereus fendleri var. ledingii (Peebles) N.P.Taylor in Kew Mag. 2: 253. 1985. [wfo-0000661281]
synonym Echinocereus fendleri var. ledingii (Peebles) N.P.Taylor in Kew Mag. 2: 253. 1985. [wfo-0000661281]
basionym Echinocereus ledingii Peebles in Cact. Succ. J. (Los Angeles) 8(3): 35. 1936. [wfo-0000661325]
E. leucanthus N.P.Taylor Gen. Echinocereus: 136. 1985. [wfo-0000661330]
synonym Wilcoxia albiflora Backeb. in Cactus (Paris) 33(Suppl.): 33. 1952. [wfo-0001289937]
E. lloydii Britton & Rose Cactaceae 3: 37. 1922. [wfo-0000661334]
E. longisetus (Engelm.) Lem. Cact. Gen. Sp. Nov.: 57. 1839. [wfo-0000661335]
basionym Cereus longisetus Engelm. in Proc. Amer. Acad. Arts 3: 280–281. 1856. [wfo-0000597316]
synonym Cereus longisetus Engelm. in Proc. Amer. Acad. Arts 3: 280–281. 1856. [wfo-0000597316]
homotypic Echinocereus longisetus (Engelm.) Lem. Cact. Gen. Sp. Nov.: 57. 1839. [wfo-0000661335]
synonym Echinocereus barcena Rebut ex A.Berger Kakteen: 175. 1929. [wfo-0000661161]
E. longisetus subsp. delaetii (Gürke) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661337]
basionym Cephalocereus delaetii Gürke in Monatsschr. Kakteenk. 19: 117-118. 1909. [wfo-0000594695]
homotypic Echinocereus delaetii (Gürke) Gürke in Monatsschr. Kakteenk. 19: 131. 1909. [wfo-0000661241]
homotypic Echinocereus longisetus var. delaetii (Gürke) N.P.Taylor in Bradleya 6: 79. 1988. [wfo-0000661336]
synonym Cephalocereus delaetii Gürke in Monatsschr. Kakteenk. 19: 117-118. 1909. [wfo-0000594695]
homotypic Echinocereus delaetii (Gürke) Gürke in Monatsschr. Kakteenk. 19: 131. 1909. [wfo-0000661241]
homotypic Echinocereus longisetus var. delaetii (Gürke) N.P.Taylor in Bradleya 6: 79. 1988. [wfo-0000661336]
homotypic Echinocereus longisetus subsp. delaetii (Gürke) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661337]
synonym Echinocereus delaetii (Gürke) Gürke in Monatsschr. Kakteenk. 19: 131. 1909. [wfo-0000661241]
basionym Cephalocereus delaetii Gürke in Monatsschr. Kakteenk. 19: 117-118. 1909. [wfo-0000594695]
homotypic Echinocereus longisetus var. delaetii (Gürke) N.P.Taylor in Bradleya 6: 79. 1988. [wfo-0000661336]
homotypic Echinocereus longisetus subsp. delaetii (Gürke) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661337]
synonym Echinocereus longisetus var. delaetii (Gürke) N.P.Taylor in Bradleya 6: 79. 1988. [wfo-0000661336]
basionym Cephalocereus delaetii Gürke in Monatsschr. Kakteenk. 19: 117-118. 1909. [wfo-0000594695]
homotypic Echinocereus delaetii (Gürke) Gürke in Monatsschr. Kakteenk. 19: 131. 1909. [wfo-0000661241]
homotypic Echinocereus longisetus subsp. delaetii (Gürke) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661337]
E. longisetus subsp. freudenbergeri (G.Frank) W.Blum Echinocereus Monogr.: 6. 1998. [wfo-0000661338]
basionym Echinocereus freudenbergeri G.Frank in Kakteen And. Sukk. 32: 105. 1981. [wfo-0000661297]
homotypic Echinocereus delaetii var. freudenbergeri (G.Frank) N.P.Taylor Gen. Echinocereus: 97. 1985. [wfo-0000661242]
synonym Echinocereus delaetii var. freudenbergeri (G.Frank) N.P.Taylor Gen. Echinocereus: 97. 1985. [wfo-0000661242]
basionym Echinocereus freudenbergeri G.Frank in Kakteen And. Sukk. 32: 105. 1981. [wfo-0000661297]
homotypic Echinocereus longisetus subsp. freudenbergeri (G.Frank) W.Blum Echinocereus Monogr.: 6. 1998. [wfo-0000661338]
synonym Echinocereus freudenbergeri G.Frank in Kakteen And. Sukk. 32: 105. 1981. [wfo-0000661297]
homotypic Echinocereus delaetii var. freudenbergeri (G.Frank) N.P.Taylor Gen. Echinocereus: 97. 1985. [wfo-0000661242]
homotypic Echinocereus longisetus subsp. freudenbergeri (G.Frank) W.Blum Echinocereus Monogr.: 6. 1998. [wfo-0000661338]
E. longisetus subsp. longisetus [wfo-0001255770]
E. mapimiensis E.F.Anderson, W.C.Hodgs. & P.Quirk in Cact. Succ. J. (Los Angeles) 70(6): 285. 1998. [wfo-0000661344]
E. maritimus (M.E.Jones) K.Schum. Gesamtbeschr. Kakt.: 273. 1897–1899. [wfo-0000661346]
basionym Cereus maritimus M.E.Jones in Amer. Naturalist 17(9): 973. 1883. [wfo-0001288263]
homotypic Echinocereus maritimus subsp. maritimus [wfo-0001286401]
synonym Cereus flaviflorus Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 391. 1896. [wfo-0000597099]
homotypic Echinocereus flaviflorus (Engelm. ex J.M.Coult.) Hildemann in: Schumann, K.M., Gesamtbeschr. Kakt.: 264, 274. 1898. [wfo-0001288529]
synonym Cereus glomeratus Engelm. ex Orcutt in W. Amer. Sci. 13: 28. 1902. [wfo-0001288216]
synonym Cereus maritimus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 397. 1896. [wfo-0000597339]
synonym Cereus maritimus M.E.Jones in Amer. Naturalist 17(9): 973. 1883. [wfo-0001288263]
homotypic Echinocereus maritimus (M.E.Jones) K.Schum. Gesamtbeschr. Kakt.: 273. 1897–1899. [wfo-0000661346]
homotypic Echinocereus maritimus subsp. maritimus [wfo-0001286401]
synonym Echinocereus flaviflorus (Engelm. ex J.M.Coult.) Hildemann in: Schumann, K.M., Gesamtbeschr. Kakt.: 264, 274. 1898. [wfo-0001288529]
basionym Cereus flaviflorus Engelm. ex J.M.Coult. in Contr. U.S. Natl. Herb. 3: 391. 1896. [wfo-0000597099]
synonym Echinocereus hancockii E.Y.Dawson in Desert Pl. Life 21: 89. 1949. [wfo-0000661305]
homotypic Echinocereus maritimus var. hancockii (E.Y.Dawson) N.P.Taylor Gen. Echinocereus: 44. 1985. [wfo-0000661347]
homotypic Echinocereus maritimus subsp. hancockii (E.Y.Dawson) W.Blum & Rutow Echinocereus Monogr.: 6. 1998. [wfo-0000661348]
synonym Echinocereus maritimus var. hancockii (E.Y.Dawson) N.P.Taylor Gen. Echinocereus: 44. 1985. [wfo-0000661347]
basionym Echinocereus hancockii E.Y.Dawson in Desert Pl. Life 21: 89. 1949. [wfo-0000661305]
homotypic Echinocereus maritimus subsp. hancockii (E.Y.Dawson) W.Blum & Rutow Echinocereus Monogr.: 6. 1998. [wfo-0000661348]
synonym Echinocereus maritimus subsp. hancockii (E.Y.Dawson) W.Blum & Rutow Echinocereus Monogr.: 6. 1998. [wfo-0000661348]
basionym Echinocereus hancockii E.Y.Dawson in Desert Pl. Life 21: 89. 1949. [wfo-0000661305]
homotypic Echinocereus maritimus var. hancockii (E.Y.Dawson) N.P.Taylor Gen. Echinocereus: 44. 1985. [wfo-0000661347]
synonym Echinocereus maritimus subsp. maritimus [wfo-0001286401]
basionym Cereus maritimus M.E.Jones in Amer. Naturalist 17(9): 973. 1883. [wfo-0001288263]
homotypic Echinocereus maritimus (M.E.Jones) K.Schum. Gesamtbeschr. Kakt.: 273. 1897–1899. [wfo-0000661346]
synonym Echinocereus orcuttii Rose ex Orcutt in Cactography 4: . 1926. [wfo-0000661376]
E. metornii G.Frank in Kakteen And. Sukk. 41(10): 215. 1990. [wfo-0000661355]
homotypic Echinocereus fobeanus subsp. metornii (G.Frank) W.Blum & Mich.Lange Echinocereus Monogr.: 5. 1998. [wfo-0000661296]
synonym Echinocereus fobeanus subsp. metornii (G.Frank) W.Blum & Mich.Lange Echinocereus Monogr.: 5. 1998. [wfo-0000661296]
basionym Echinocereus metornii G.Frank in Kakteen And. Sukk. 41(10): 215. 1990. [wfo-0000661355]
E. milleri W.Blum & al. in Echinocereenfreund 12(3): 69. 1999. [wfo-0000661356]
E. mombergerianus G.Frank in Kakteen And. Sukk. 41(11): 261. 1990. [wfo-0000661359]
homotypic Echinocereus polyacanthus subsp. mombergerianus (G.Frank) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661434]
synonym Echinocereus pacificus subsp. mombergerianus (G.Frank) W.Blum, W.Rischer & Rutow Echinocereus Monogr.: 6. 1998. [wfo-0000661380]
synonym Echinocereus polyacanthus subsp. mombergerianus (G.Frank) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661434]
basionym Echinocereus mombergerianus G.Frank in Kakteen And. Sukk. 41(11): 261. 1990. [wfo-0000661359]
E. neocapillus (D.Weniger) W.Blum & Mich.Lange Echinocereus Prepr.: 6. 1998. [wfo-0000661367]
basionym Echinocereus chloranthus var. neocapillus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 39. 1969. [wfo-0001430701]
homotypic Echinocereus viridiflorus var. neocapillus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 267. 2004. [wfo-0001430749]
synonym Echinocereus chloranthus var. neocapillus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 39. 1969. [wfo-0001430701]
homotypic Echinocereus neocapillus (D.Weniger) W.Blum & Mich.Lange Echinocereus Prepr.: 6. 1998. [wfo-0000661367]
homotypic Echinocereus viridiflorus var. neocapillus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 267. 2004. [wfo-0001430749]
synonym Echinocereus viridiflorus var. neocapillus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 267. 2004. [wfo-0001430749]
basionym Echinocereus chloranthus var. neocapillus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 39. 1969. [wfo-0001430701]
homotypic Echinocereus neocapillus (D.Weniger) W.Blum & Mich.Lange Echinocereus Prepr.: 6. 1998. [wfo-0000661367]
E. neomexicanus Standl. in Bull. Torrey Bot. Club 35(2): 87–88, f. 3–5. 1908. [wfo-0001288548]
synonym Cereus neomexicanus (Standl.) Tidestr. Fl. Ariz. New Mex.: 298. 1941. [wfo-0000597407]
E. nicholii (L.D.Benson) B.D.Parfitt in Phytologia 63(3): 157. 1987. [wfo-0000661369]
basionym Echinocereus engelmannii var. nicholii L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258, pl. 25, f. B. 1944. [wfo-0000661253]
homotypic Echinocereus nicholii subsp. nicholii [wfo-0001286402]
synonym Echinocereus engelmannii var. nicholii L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258, pl. 25, f. B. 1944. [wfo-0000661253]
homotypic Echinocereus nicholii (L.D.Benson) B.D.Parfitt in Phytologia 63(3): 157. 1987. [wfo-0000661369]
homotypic Echinocereus nicholii subsp. nicholii [wfo-0001286402]
synonym Echinocereus nicholii subsp. nicholii [wfo-0001286402]
basionym Echinocereus engelmannii var. nicholii L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 258, pl. 25, f. B. 1944. [wfo-0000661253]
homotypic Echinocereus nicholii (L.D.Benson) B.D.Parfitt in Phytologia 63(3): 157. 1987. [wfo-0000661369]
E. nivosus Glass & R.A.Foster in Cact. Succ. J. (Los Angeles) 50(1): 18. 1978. [wfo-0000661371]
synonym Echinocereus albatus Backeb. Cactaceae 4: 2007. 1960. [wfo-0000661146]
homotypic Echinocereus longisetus var. albatus (Backeb.) W.Sterk in Succulenta (Netherlands) 59: 12. 1980. [wfo-0001430723]
synonym Echinocereus longisetus var. albatus (Backeb.) W.Sterk in Succulenta (Netherlands) 59: 12. 1980. [wfo-0001430723]
basionym Echinocereus albatus Backeb. Cactaceae 4: 2007. 1960. [wfo-0000661146]
E. occidentalis (N.P.Taylor) W.Rischer, S.Breckw. & Breckw. in Echinocereenfreund 22: 23. 2008. [wfo-0000509134]
basionym Echinocereus stramineus var. occidentalis N.P.Taylor in Bradleya 6: 70. 1988. [wfo-0000661543]
homotypic Echinocereus stramineus subsp. occidentalis (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661544]
synonym Echinocereus occidentalis subsp. breckwoldtiorum De-Nova, Cast.-Lara & W.Blum in Xerophilia special issue 7.2: 4. 2015. [wfo-0001430724]
synonym Echinocereus occidentalis subsp. occidentalis [wfo-0001430725]
synonym Echinocereus stramineus var. occidentalis N.P.Taylor in Bradleya 6: 70. 1988. [wfo-0000661543]
homotypic Echinocereus occidentalis (N.P.Taylor) W.Rischer, S.Breckw. & Breckw. in Echinocereenfreund 22: 23. 2008. [wfo-0000509134]
homotypic Echinocereus stramineus subsp. occidentalis (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661544]
synonym Echinocereus stramineus subsp. occidentalis (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661544]
basionym Echinocereus stramineus var. occidentalis N.P.Taylor in Bradleya 6: 70. 1988. [wfo-0000661543]
homotypic Echinocereus occidentalis (N.P.Taylor) W.Rischer, S.Breckw. & Breckw. in Echinocereenfreund 22: 23. 2008. [wfo-0000509134]
E. ortegae Rose Apuntes Fl. Indig. Sinaloa: 3. 1929. [wfo-0000661377]
E. pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
basionym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
homotypic Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
homotypic Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
homotypic Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
synonym Cereus pacificus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 397. 1896. [wfo-0000597448]
synonym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
homotypic Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
homotypic Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
homotypic Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
homotypic Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
synonym Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
basionym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
homotypic Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
homotypic Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
homotypic Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
synonym Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
basionym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
homotypic Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
homotypic Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
homotypic Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
synonym Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
basionym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
homotypic Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
homotypic Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
homotypic Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
synonym Echinocereus triglochidiatus subsp. pacificus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0001430745]
basionym Cereus phoeniceus var. pacificus Engelm. in W. Amer. Sci. 2: 46. 1886. [wfo-0000597510]
homotypic Echinocereus pacificus (Engelm.) Britton & Rose Cactaceae 3: 12, f. 9. 1922. [wfo-0000661379]
homotypic Echinocereus polyacanthus var. pacificus (Engelm.) N.P.Taylor in Kew Mag. 1: 160. 1984. [wfo-0000661435]
homotypic Echinocereus polyacanthus subsp. pacificus (Engelm.) Breckw. in Echinocereenfreund 9 (Sonderh.): 15. 1996. [wfo-0000661436]
homotypic Echinocereus triglochidiatus var. pacificus (Engelm.) Bravo in Cact. Suc. Mex. 23: 66. 1978. [wfo-0000661579]
E. palmeri Britton & Rose Cactaceae 3: 34. 1922. [wfo-0000661381]
synonym Echinocereus palmeri subsp. escobedensis W.Rischer in Kakteen And. Sukk. 54: 124. 2003. [wfo-0001430726]
E. palmeri subsp. mazapil H.M.Hern. & Gómez-Hin. in Bradleya 22: 2. 2004. [wfo-0001430727]
E. palmeri subsp. palmeri [wfo-0001434753]
E. pamanesii A.B.Lau in Cact. Suc. Mex. 26: 38. 1981. [wfo-0001255773]
synonym Echinocereus pamanesiorum A.B.Lau in Cact. Suc. Mex. 26: 38. 1981. [wfo-0000661382]
E. pamanesii subsp. bonatzii (R.C.Römer) R.C.Römer in Echinocereenfreund 10(2): 45. 1998. [wfo-0000661384]
basionym Echinocereus bonatzii R.C.Römer in Echinocereenfreund 8: 98. 1995. [wfo-0000661173]
homotypic Echinocereus adustus subsp. bonatzii (R.C.Römer) N.P.Taylor in Cactaceae Consensus Init. 6: 15. 1998. [wfo-0000661142]
synonym Echinocereus adustus subsp. bonatzii (R.C.Römer) N.P.Taylor in Cactaceae Consensus Init. 6: 15. 1998. [wfo-0000661142]
basionym Echinocereus bonatzii R.C.Römer in Echinocereenfreund 8: 98. 1995. [wfo-0000661173]
homotypic Echinocereus pamanesii subsp. bonatzii (R.C.Römer) R.C.Römer in Echinocereenfreund 10(2): 45. 1998. [wfo-0000661384]
synonym Echinocereus bonatzii R.C.Römer in Echinocereenfreund 8: 98. 1995. [wfo-0000661173]
homotypic Echinocereus adustus subsp. bonatzii (R.C.Römer) N.P.Taylor in Cactaceae Consensus Init. 6: 15. 1998. [wfo-0000661142]
homotypic Echinocereus pamanesii subsp. bonatzii (R.C.Römer) R.C.Römer in Echinocereenfreund 10(2): 45. 1998. [wfo-0000661384]
synonym Echinocereus bonatzii R.C.Roemer [wfo-0001255764]
E. pamanesii subsp. pamanesii [wfo-0001430728]
E. papillosus Linke ex Rümpler Handb. Cacteenk.: 783. 1886. [wfo-0000661385]
synonym Cereus papillosus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597453]
basionym Echinocereus papillosus Linke ex Haage Cact.-Verz.: 19. 1859. [wfo-0001288549]
homotypic Echinocereus berlandieri var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661167]
homotypic Echinocereus blanckii var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661171]
synonym Echinocereus angusticeps Clover in Rhodora 37: 79. 1935. [wfo-0000661152]
homotypic Echinocereus berlandieri var. angusticeps (Clover) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661165]
homotypic Echinocereus papillosus var. angusticeps (Clover) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661386]
synonym Echinocereus berlandieri var. angusticeps (Clover) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661165]
basionym Echinocereus angusticeps Clover in Rhodora 37: 79. 1935. [wfo-0000661152]
homotypic Echinocereus papillosus var. angusticeps (Clover) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661386]
synonym Echinocereus berlandieri var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661167]
basionym Echinocereus papillosus Linke ex Haage Cact.-Verz.: 19. 1859. [wfo-0001288549]
homotypic Cereus papillosus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597453]
homotypic Echinocereus blanckii var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661171]
synonym Echinocereus blanckii var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661171]
basionym Echinocereus papillosus Linke ex Haage Cact.-Verz.: 19. 1859. [wfo-0001288549]
homotypic Cereus papillosus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597453]
homotypic Echinocereus berlandieri var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661167]
synonym Echinocereus papillosus Linke ex Haage Cact.-Verz.: 19. 1859. [wfo-0001288549]
homotypic Cereus papillosus (Linke) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 80. 1905. [wfo-0000597453]
homotypic Echinocereus berlandieri var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661167]
homotypic Echinocereus blanckii var. papillosus (Linke ex Rümpler) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 126. 1969. [wfo-0000661171]
synonym Echinocereus papillosus var. angusticeps (Clover) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661386]
basionym Echinocereus angusticeps Clover in Rhodora 37: 79. 1935. [wfo-0000661152]
homotypic Echinocereus berlandieri var. angusticeps (Clover) L.D.Benson in Cact. Succ. J. (Los Angeles) 48: 59. 1976. [wfo-0000661165]
E. parkeri N.P.Taylor in Bradleya 6: 73. 1988. [wfo-0000661388]
E. parkeri subsp. arteagensis W.Blum & Mich.Lange Echinocereus: 175. 1998. [wfo-0000661389]
E. parkeri subsp. gonzalezii (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661391]
basionym Echinocereus parkeri var. gonzalezii N.P.Taylor in Bradleya 6: 74. 1988. [wfo-0000661390]
synonym Echinocereus parkeri var. gonzalezii N.P.Taylor in Bradleya 6: 74. 1988. [wfo-0000661390]
homotypic Echinocereus parkeri subsp. gonzalezii (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661391]
E. parkeri subsp. mazapilensis W.Blum & Mich.Lange Echinocereus: 173. 1998. [wfo-0001430729]
E. parkeri subsp. parkeri [wfo-0001255774]
E. pectinatus (Scheidw.) Engelm. Mem. Tour N. Mexico: 109. 1848. [wfo-0000661397]
basionym Echinocactus pectinatus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838. [wfo-0000660776]
homotypic Cereus pectinatus (Scheidw.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597469]
homotypic Echinocereus pectinatus var. pectinatus [wfo-0001286963]
homotypic Echinopsis pectinata (Scheidw.) J.H.Fennell in Allg. Gartenzeitung 11: 282. 1843. [wfo-0000662246]
synonym Cereus dasyacanthus var. minor Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597011]
homotypic Echinocereus pectinatus var. minor (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 40(3): 125. 1968. [wfo-0000661407]
synonym Cereus pectinatus (Scheidw.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597469]
basionym Echinocactus pectinatus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838. [wfo-0000660776]
homotypic Echinocereus pectinatus (Scheidw.) Engelm. Mem. Tour N. Mexico: 109. 1848. [wfo-0000661397]
homotypic Echinocereus pectinatus var. pectinatus [wfo-0001286963]
homotypic Echinopsis pectinata (Scheidw.) J.H.Fennell in Allg. Gartenzeitung 11: 282. 1843. [wfo-0000662246]
synonym Cereus pectiniferus Labour. Monogr. Cactaceae: 320. 1853. [wfo-0000597475]
synonym Echinocactus pectinatus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838. [wfo-0000660776]
homotypic Cereus pectinatus (Scheidw.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597469]
homotypic Echinocereus pectinatus (Scheidw.) Engelm. Mem. Tour N. Mexico: 109. 1848. [wfo-0000661397]
homotypic Echinocereus pectinatus var. pectinatus [wfo-0001286963]
homotypic Echinopsis pectinata (Scheidw.) J.H.Fennell in Allg. Gartenzeitung 11: 282. 1843. [wfo-0000662246]
synonym Echinocactus pectinifer Lem. Cact. Gen. Sp. Nov.: 25. 1839. [wfo-0001288479]
synonym Echinocactus pectinifer var. laevior Lem. Cact. Gen. Sp. Nov.: 26. 1839. [wfo-0001430665]
synonym Echinocactus pectiniferus Lem. Cact. Gen. Sp. Nov.: 25. 1839. [wfo-0000660777]
synonym Echinocactus pectiniferus var. laevior Lem. Cact. Gen. Sp. Nov.: 26. 1839. [wfo-0000660778]
synonym Echinocereus pectinatus var. bauerii Rother [wfo-0001286404]
synonym Echinocereus pectinatus var. candicans Rydb. in Monatsschr. Kakteenk. 3: 111. 1893. [wfo-0000738833]
synonym Echinocereus pectinatus var. castaneus Rydb. in Monatsschr. Kakteenk. 1: 144. 1891. [wfo-0000738834]
synonym Echinocereus pectinatus var. jamauvei Frič in Cactography 4: . 1926. [wfo-0000661406]
synonym Echinocereus pectinatus var. laevior Th.Wolf in Monatsschr. Kakteenk. Index: 56. 1912. [wfo-0000738835]
synonym Echinocereus pectinatus var. minor (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 40(3): 125. 1968. [wfo-0000661407]
basionym Cereus dasyacanthus var. minor Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597011]
synonym Echinocereus pectinatus var. pectinatus [wfo-0001286963]
basionym Echinocactus pectinatus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838. [wfo-0000660776]
homotypic Cereus pectinatus (Scheidw.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597469]
homotypic Echinocereus pectinatus (Scheidw.) Engelm. Mem. Tour N. Mexico: 109. 1848. [wfo-0000661397]
homotypic Echinopsis pectinata (Scheidw.) J.H.Fennell in Allg. Gartenzeitung 11: 282. 1843. [wfo-0000662246]
synonym Echinocereus pectinatus var. reichenbachii Werderm. in Repert. Spec. Nov. Regni Veg. Sonderbeih. C 2: t. 5. 1950. [wfo-0000661409]
synonym Echinocereus pectinatus var. robustior Th.Wolf in Monatsschr. Kakteenk. 7: 95. 1897. [wfo-0000738837]
synonym Echinocereus pectinatus var. rufispinus K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661411]
synonym Echinocereus pectinatus var. tamaulipensis Frič ex Schelle [wfo-0001286406]
synonym Echinocereus pectinatus var. texensis Rümpler [wfo-0001286407]
synonym Echinopsis pectinata (Scheidw.) J.H.Fennell in Allg. Gartenzeitung 11: 282. 1843. [wfo-0000662246]
basionym Echinocactus pectinatus Scheidw. in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838. [wfo-0000660776]
homotypic Cereus pectinatus (Scheidw.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597469]
homotypic Echinocereus pectinatus (Scheidw.) Engelm. Mem. Tour N. Mexico: 109. 1848. [wfo-0000661397]
homotypic Echinocereus pectinatus var. pectinatus [wfo-0001286963]
synonym Echinopsis pectinata var. laevior Monv. ex C.F.Först. Handb. Cacteenk.: 365. 1846. [wfo-0000738964]
E. pectinatus subsp. pectinatus [wfo-0001286403]
synonym Echinocereus pectinatus var. chrysacanthus K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661401]
synonym Echinocereus pectinatus var. crassispinus Runge ex Mathsson [wfo-0001286405]
synonym Echinocereus pectinatus var. robustus F.A.Bauer in Gartenflora 39: 513. 1890. [wfo-0000738838]
E. pectinatus subsp. rutowiorum W.Blum in Cact. Explor. 12: 24. 2014. [wfo-0001430732]
E. pectinatus subsp. wenigeri (L.D.Benson) W.Blum & Rutow Echinocereus Monogr.: 7. 1998. [wfo-0000661413]
basionym Echinocereus pectinatus var. wenigeri L.D.Benson in Cact. Succ. J. (Los Angeles) 40(3): 124–125, f. 3. 1968. [wfo-0000661412]
synonym Echinocereus pectinatus var. wenigeri L.D.Benson in Cact. Succ. J. (Los Angeles) 40(3): 124–125, f. 3. 1968. [wfo-0000661412]
homotypic Echinocereus pectinatus subsp. wenigeri (L.D.Benson) W.Blum & Rutow Echinocereus Monogr.: 7. 1998. [wfo-0000661413]
E. pentalophus (DC.) Engelm. ex J.N.Haage Preisverzeichniss Cact. Succ. 1860: 23 (1860) [wfo-0001236006]
basionym Cereus pentalophus DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597484]
homotypic Echinocereus pentalophus (DC.) Lem. Cactées: 56. 1868. [wfo-0000661417]
synonym Cereus leptacanthus DC. ex Pfeiff. Enum. Diagn. Cact.: 101. 1837. [wfo-0000597299]
synonym Cereus leptacanthus DC. ex Salm-Dyck Cact. Hort. Dyck.: 23. 1845. [wfo-0001430360]
homotypic Echinocereus leptacanthus (DC. ex Salm-Dyck) K.Schum. Gesamtbeschr. Kakt.: 260. 1897–1899. [wfo-0000661329]
synonym Cereus pentalophus DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597484]
homotypic Echinocereus pentalophus (DC.) Lem. Cactées: 56. 1868. [wfo-0000661417]
homotypic Echinocereus pentalophus (DC.) Engelm. ex J.N.Haage Preisverzeichniss Cact. Succ. 1860: 23 (1860) [wfo-0001236006]
synonym Cereus pentalophus var. radicans DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597485]
synonym Cereus pentalophus var. simplex DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597486]
synonym Cereus pentalophus var. subarticulatus DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597487]
synonym Cereus propinquus Salm-Dyck ex Otto in Allg. Gartenzeitung 1: 366. 1833. [wfo-0000597552]
synonym Cereus propinquus var. subarticulatus Pfeiff. ex C.F.Först. Handb. Cacteenk.: 373. 1846. [wfo-0000738665]
synonym Echinocereus leptacanthus (DC. ex Salm-Dyck) K.Schum. Gesamtbeschr. Kakt.: 260. 1897–1899. [wfo-0000661329]
basionym Cereus leptacanthus DC. ex Salm-Dyck Cact. Hort. Dyck.: 23. 1845. [wfo-0001430360]
synonym Echinocereus pentalophus (DC.) Lem. Cactées: 56. 1868. [wfo-0000661417]
basionym Cereus pentalophus DC. in Mém. Mus. Hist. Nat. 17: 117. 1828. [wfo-0000597484]
homotypic Echinocereus pentalophus (DC.) Engelm. ex J.N.Haage Preisverzeichniss Cact. Succ. 1860: 23 (1860) [wfo-0001236006]
synonym Echinocereus procumbens var. longispinus Hirscht in Monatsschr. Kakteenk. 12: 135. 1902. [wfo-0000661444]
synonym Echinocereus runyonii Orcutt in Cactography 5: . 1926. [wfo-0000661497]
E. pentalophus subsp. leonensis (Mathsson) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661420]
basionym Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891. [wfo-0000661328]
homotypic Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597295]
homotypic Echinocactus leonensis (Mathsson) K.Schum. in Monatsschr. Kakteenk. 5: 76. 1895. [wfo-0001288460]
homotypic Echinocereus pentalophus var. leonensis (Mathsson) N.P.Taylor Gen. Echinocereus: 78. 1985. [wfo-0000661419]
synonym Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597295]
basionym Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891. [wfo-0000661328]
homotypic Echinocactus leonensis (Mathsson) K.Schum. in Monatsschr. Kakteenk. 5: 76. 1895. [wfo-0001288460]
homotypic Echinocereus pentalophus var. leonensis (Mathsson) N.P.Taylor Gen. Echinocereus: 78. 1985. [wfo-0000661419]
homotypic Echinocereus pentalophus subsp. leonensis (Mathsson) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661420]
synonym Echinocactus leonensis (Mathsson) K.Schum. in Monatsschr. Kakteenk. 5: 76. 1895. [wfo-0001288460]
basionym Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891. [wfo-0000661328]
homotypic Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597295]
homotypic Echinocereus pentalophus var. leonensis (Mathsson) N.P.Taylor Gen. Echinocereus: 78. 1985. [wfo-0000661419]
homotypic Echinocereus pentalophus subsp. leonensis (Mathsson) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661420]
synonym Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891. [wfo-0000661328]
homotypic Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597295]
homotypic Echinocactus leonensis (Mathsson) K.Schum. in Monatsschr. Kakteenk. 5: 76. 1895. [wfo-0001288460]
homotypic Echinocereus pentalophus var. leonensis (Mathsson) N.P.Taylor Gen. Echinocereus: 78. 1985. [wfo-0000661419]
homotypic Echinocereus pentalophus subsp. leonensis (Mathsson) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661420]
synonym Echinocereus pentalophus var. leonensis (Mathsson) N.P.Taylor Gen. Echinocereus: 78. 1985. [wfo-0000661419]
basionym Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891. [wfo-0000661328]
homotypic Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902. [wfo-0000597295]
homotypic Echinocactus leonensis (Mathsson) K.Schum. in Monatsschr. Kakteenk. 5: 76. 1895. [wfo-0001288460]
homotypic Echinocereus pentalophus subsp. leonensis (Mathsson) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661420]
E. pentalophus subsp. pentalophus [wfo-0001255775]
E. pentalophus subsp. procumbens (Engelm.) W.Blum & Mich.Lange Echinocereus Monogr.: 129. 1998. [wfo-0000661422]
basionym Cereus procumbens Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50. 1849. [wfo-0000597550]
homotypic Echinocereus pentalophus var. procumbens (Engelm.) P.Fourn. Cactées Pl. Grasses: 25. 1935. [wfo-0000661421]
homotypic Echinocereus procumbens (Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661443]
synonym Cereus procumbens Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50. 1849. [wfo-0000597550]
homotypic Echinocereus pentalophus var. procumbens (Engelm.) P.Fourn. Cactées Pl. Grasses: 25. 1935. [wfo-0000661421]
homotypic Echinocereus pentalophus subsp. procumbens (Engelm.) W.Blum & Mich.Lange Echinocereus Monogr.: 129. 1998. [wfo-0000661422]
homotypic Echinocereus procumbens (Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661443]
synonym Echinocereus pentalophus var. procumbens (Engelm.) P.Fourn. Cactées Pl. Grasses: 25. 1935. [wfo-0000661421]
basionym Cereus procumbens Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50. 1849. [wfo-0000597550]
homotypic Echinocereus pentalophus subsp. procumbens (Engelm.) W.Blum & Mich.Lange Echinocereus Monogr.: 129. 1998. [wfo-0000661422]
homotypic Echinocereus procumbens (Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661443]
synonym Echinocereus procumbens (Engelm.) Lem. Cactées: 56. 1868. [wfo-0000661443]
basionym Cereus procumbens Engelm. in Mem. Amer. Acad. Arts, n.s. 4(1): 50. 1849. [wfo-0000597550]
homotypic Echinocereus pentalophus var. procumbens (Engelm.) P.Fourn. Cactées Pl. Grasses: 25. 1935. [wfo-0000661421]
homotypic Echinocereus pentalophus subsp. procumbens (Engelm.) W.Blum & Mich.Lange Echinocereus Monogr.: 129. 1998. [wfo-0000661422]
synonym Echinocereus procumbens (Engelm.) Rümpler Handb. Cacteenk.: 781. 1885. [wfo-0001288554]
E. polyacanthus Engelm. Mem. Tour N. Mexico: 104. 1848. [wfo-0000661430]
synonym Cereus leeanus Hook. in Bot. Mag. 75: t. 4417. 1849. [wfo-0000597290]
homotypic Echinocereus leeanus (Hook.) Lem. Cactées: 57. 1868. [wfo-0000661326]
homotypic Echinocereus leeanus (Hook.) Lemaire Handb. Cacteenk. (ed. 2) 828 1885 [wfo-0001288541]
synonym Cereus pleiogonus Labour. Monogr. Cactaceae: 317. 1853. [wfo-0000597522]
homotypic Echinocereus pleiogonus (Labour.) Croucher in Garden (London) 13: 290. 1878. [wfo-0001288553]
synonym Cereus polyacanthus Engelm. Pl. Fendler.: 51. 1849. [wfo-0000597526]
synonym Echinocereus acifer var. diversispinus K.Schum. Gesamtbeschr. Kakt.: 287. 1897–1899. [wfo-0000661135]
synonym Echinocereus acifer var. durangensis K.Schum. Gesamtbeschr. Kakt.: 287. 1897–1899. [wfo-0000738929]
synonym Echinocereus durangensis Rümpler Handb. Cacteenk.: 800. 1885. [wfo-0000745111]
synonym Echinocereus durangensis var. nigrispinus Rümpler Handb. Cacteenk.: 800. 1885. [wfo-0000738824]
synonym Echinocereus durangensis var. rufispinus Rümpler Handb. Cacteenk.: 800. 1885. [wfo-0000738825]
synonym Echinocereus leeanus (Hook.) Lem. Cactées: 57. 1868. [wfo-0000661326]
basionym Cereus leeanus Hook. in Bot. Mag. 75: t. 4417. 1849. [wfo-0000597290]
homotypic Echinocereus leeanus (Hook.) Lemaire Handb. Cacteenk. (ed. 2) 828 1885 [wfo-0001288541]
synonym Echinocereus leeanus (Hook.) Lemaire Handb. Cacteenk. (ed. 2) 828 1885 [wfo-0001288541]
basionym Cereus leeanus Hook. in Bot. Mag. 75: t. 4417. 1849. [wfo-0000597290]
homotypic Echinocereus leeanus (Hook.) Lem. Cactées: 57. 1868. [wfo-0000661326]
synonym Echinocereus leeanus var. multicostatus K.Schum. Gesamtbeschr. Kakt.: 289. 1897–1899. [wfo-0000661327]
synonym Echinocereus marksianus Fritz Schwarz in: Backeberg, C., Kakteenlex.: 124. 1966. [wfo-0000661349]
synonym Echinocereus pleiogonus (Labour.) Croucher in Garden (London) 13: 290. 1878. [wfo-0001288553]
basionym Cereus pleiogonus Labour. Monogr. Cactaceae: 317. 1853. [wfo-0000597522]
synonym Echinocereus triglochidiatus var. polyacanthus (Engelm. ex Wisl.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661581]
synonym Echinocereus triglochidiatus subsp. polyacanthus (Engelm.) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661582]
E. poselgeri Lem. Cactées: 57. 1868. [wfo-0000661438]
synonym Cereus poselgeri (Lem.) J.M.Coult. in Contr. U.S. Natl. Herb. 3: 398. 1896. [wfo-0000597540]
synonym Cereus poselgeri Lem. Contr. U.S. Natl. Herb. 3(7): 398. 1896 [1 Apr 1896] [wfo-0001287420]
synonym Cereus tuberosus Poselg. in Allg. Gartenzeitung 21: 135. 1853. [wfo-0000597783]
homotypic Echinocereus tuberosus Poselg. ex Rümpler Handb. Cacteenk. 2(16): 783. 1886. [wfo-0000661585]
homotypic Wilcoxia tuberosa (Poselg.) A.Berger Kakteen: 134. 1929. [wfo-0001289935]
synonym Echinocereus poselgeri subsp. gerhardii Waldeis, W.Blum & D.Felix in Echinocereenfreund Sonderausg. 21: 53. 2008. [wfo-0000746438]
synonym Echinocereus tuberosus Poselg. ex Rümpler Handb. Cacteenk. 2(16): 783. 1886. [wfo-0000661585]
basionym Cereus tuberosus Poselg. in Allg. Gartenzeitung 21: 135. 1853. [wfo-0000597783]
homotypic Wilcoxia tuberosa (Poselg.) A.Berger Kakteen: 134. 1929. [wfo-0001289935]
synonym Wilcoxia poselgeri (Lem.) Britton & Rose in Contr. U.S. Natl. Herb. 12: 434. 1909. [wfo-0001288040]
synonym Wilcoxia tamaulipensis var. brevissima A.Cartier in Succulentes 1980(4): 7. 1980. [wfo-0001434666]
synonym Wilcoxia tuberosa (Poselg.) A.Berger Kakteen: 134. 1929. [wfo-0001289935]
basionym Cereus tuberosus Poselg. in Allg. Gartenzeitung 21: 135. 1853. [wfo-0000597783]
homotypic Echinocereus tuberosus Poselg. ex Rümpler Handb. Cacteenk. 2(16): 783. 1886. [wfo-0000661585]
E. primolanatus Fritz Schwarz ex N.P.Taylor Gen. Echinocereus: 130. 1985. [wfo-0000661441]
synonym Echinocereus primolanatus Fritz Schwarz ex Backeb. Cactaceae 4: 2043. 1960. [wfo-0001430733]
E. pseudopectinatus (N.P.Taylor) N.P.Taylor in Bradleya 7: 74. 1989. [wfo-0000661445]
basionym Echinocereus bristolii var. pseudopectinatus N.P.Taylor Gen. Echinocereus: 120, f. A–C. 1985. [wfo-0000661179]
homotypic Echinocereus scopulorum subsp. pseudopectinatus (N.P.Taylor) W.Blum & Mich.Lange Echinocereus Monogr.: 9. 1998. [wfo-0000661530]
synonym Echinocereus bristolii var. pseudopectinatus N.P.Taylor Gen. Echinocereus: 120, f. A–C. 1985. [wfo-0000661179]
homotypic Echinocereus pseudopectinatus (N.P.Taylor) N.P.Taylor in Bradleya 7: 74. 1989. [wfo-0000661445]
homotypic Echinocereus scopulorum subsp. pseudopectinatus (N.P.Taylor) W.Blum & Mich.Lange Echinocereus Monogr.: 9. 1998. [wfo-0000661530]
synonym Echinocereus scopulorum subsp. pseudopectinatus (N.P.Taylor) W.Blum & Mich.Lange Echinocereus Monogr.: 9. 1998. [wfo-0000661530]
basionym Echinocereus bristolii var. pseudopectinatus N.P.Taylor Gen. Echinocereus: 120, f. A–C. 1985. [wfo-0000661179]
homotypic Echinocereus pseudopectinatus (N.P.Taylor) N.P.Taylor in Bradleya 7: 74. 1989. [wfo-0000661445]
E. pulchellus (Mart.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661446]
basionym Echinocactus pulchellus Mart. in Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 16: 342. 1828. [wfo-0000660836]
homotypic Cereus pulchellus (Mart.) Pfeiff. Enum. Diagn. Cact.: 74. 1837. [wfo-0000597568]
synonym Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Cereus pulchellus (Mart.) Pfeiff. Enum. Diagn. Cact.: 74. 1837. [wfo-0000597568]
basionym Echinocactus pulchellus Mart. in Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 16: 342. 1828. [wfo-0000660836]
homotypic Echinocereus pulchellus (Mart.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661446]
synonym Echinocactus pulchellus Mart. in Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 16: 342. 1828. [wfo-0000660836]
homotypic Cereus pulchellus (Mart.) Pfeiff. Enum. Diagn. Cact.: 74. 1837. [wfo-0000597568]
homotypic Echinocereus pulchellus (Mart.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661446]
synonym Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Echinocereus pulchellus subsp. sladkovskyi Halda & Kupčák in Acta Mus. Richnov., Sect. Nat. 7: 34. 2000. [wfo-0000661454]
synonym Echinonyctanthus pulchellus (Pfeiff.) Lem. Cact. Gen. Sp. Nov.: 85. 1839. [wfo-0000661835]
synonym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
homotypic Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
synonym Echinopsis pulchella Zucc. ex C.F.Först. Handb. Cacteenk.: 363. 1846. [wfo-0000662281]
synonym Echinopsis pulchella var. amoena (A.Dietr.) C.F.Först. Handb. Cacteenk.: 364. 1846. [wfo-0001430849]
basionym Echinopsis amoena A.Dietr. in Allg. Gartenzeitung 12: 187. 1844. [wfo-0000661932]
homotypic Cereus amoenus (A.Dietr.) Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 540. 1880. [wfo-0000596763]
homotypic Echinocereus amoenus (A.Dietr.) K.Schum. in: Engler, H.G.A. & Prantl, K. A. E., Nat. Pflanzenfam. 3(6a): 185. 1894. [wfo-0000661149]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) K.Schum. Gesamtbeschr. Kakt.: 253. 1897–1899. [wfo-0000661450]
homotypic Echinocereus pulchellus var. amoenus (A.Dietr.) Kelsey & Dayton [wfo-0001289091]
homotypic Echinocereus pulchellus subsp. pulchellus [wfo-0001255777]
E. rayonesensis N.P.Taylor in Bradleya 6: 75–76. 1988. [wfo-0000661462]
synonym Echinocereus parkeri subsp. rayonesensis (N.P.Taylor) D.Felix & W.Blum Echinocereus 24 (special edition): 99. 2011: 99. 2011. [wfo-0001430730]
E. reichenbachii (Terscheck ex Walp.) J.N.Haage Preisverzeichniss Cact. Succ.: 20. 1859. [wfo-0000661465]
basionym Echinocactus reichenbachii Terscheck ex Walp. Repert. Bot. Syst. 2: 320. 1843. [wfo-0000660869]
synonym Cereus caespitosus Engelm. in Boston J. Nat. Hist. 5: 247. 1845. [wfo-0000596864]
homotypic Echinocereus caespitosus (Engelm.) Engelm. Mem. Tour N. Mexico: 110. 1848. [wfo-0000661180]
homotypic Echinocereus pectinatus var. caespitosus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661400]
homotypic Echinocereus reichenbachii subsp. caespitosus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 8. 1998. [wfo-0000661475]
synonym Cereus caespitosus var. castaneus Engelm. in Boston J. Nat. Hist. 6: 203. 1850. [wfo-0000596865]
synonym Cereus caespitosus var. major Engelm. in Proc. Amer. Acad. Arts 3: 280. 1856. [wfo-0000596866]
homotypic Echinocereus caespitosus var. major (Engelm.) Rümpler Handb. Cacteenk.: 811. 1885. [wfo-0000738821]
synonym Cereus caespitosus var. minor Engelm. in Proc. Amer. Acad. Arts 3: 280. 1856. [wfo-0000596868]
synonym Cereus concolor J.M.Bigelow Expl. Railroad Mississippi Pacific Add.: 2. 1856. [wfo-0000596978]
synonym Cereus pectinifer Labour. Monogr. Cact.: 320. 1853. [wfo-0001430368]
synonym Cereus reichenbachianus Labour. Monogr. Cactaceae: 318. 1853. [wfo-0000597591]
synonym Cereus reichenbachianus var. castaneus Labour. Monogr. Cactaceae: 319. 1853. [wfo-0000738666]
synonym Echinocactus reichenbachii Terscheck ex Walp. Repert. Bot. Syst. 2: 320. 1843. [wfo-0000660869]
homotypic Echinocereus reichenbachii (Terscheck ex Walp.) J.N.Haage Preisverzeichniss Cact. Succ.: 20. 1859. [wfo-0000661465]
synonym Echinocereus caespitosus (Engelm.) Engelm. Mem. Tour N. Mexico: 110. 1848. [wfo-0000661180]
basionym Cereus caespitosus Engelm. in Boston J. Nat. Hist. 5: 247. 1845. [wfo-0000596864]
homotypic Echinocereus pectinatus var. caespitosus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661400]
homotypic Echinocereus reichenbachii subsp. caespitosus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 8. 1998. [wfo-0000661475]
synonym Echinocereus caespitosus f. castaneus (Engelm.) Borg Cacti: 174. 1937. [wfo-0000661181]
synonym Echinocereus caespitosus var. castaneus (Engelm.) Rümpler Handb. Cacteenk.: 811. 1885. [wfo-0000738820]
synonym Echinocereus caespitosus var. major (Engelm.) Rümpler Handb. Cacteenk.: 811. 1885. [wfo-0000738821]
basionym Cereus caespitosus var. major Engelm. in Proc. Amer. Acad. Arts 3: 280. 1856. [wfo-0000596866]
synonym Echinocereus castaneus (Engelm.) Orcutt in Cactography 4: . 1926. [wfo-0000661187]
synonym Echinocereus pectinatus var. caespitosus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661400]
basionym Cereus caespitosus Engelm. in Boston J. Nat. Hist. 5: 247. 1845. [wfo-0000596864]
homotypic Echinocereus caespitosus (Engelm.) Engelm. Mem. Tour N. Mexico: 110. 1848. [wfo-0000661180]
homotypic Echinocereus reichenbachii subsp. caespitosus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 8. 1998. [wfo-0000661475]
synonym Echinocereus reichenbachii (Terscheck) Britton & Rose Cactaceae 3: 25. 1922. [wfo-0001287020]
synonym Echinocereus reichenbachii subsp. caespitosus (Engelm.) W.Blum & Mich.Lange Echinocereus Prepr.: 8. 1998. [wfo-0000661475]
basionym Cereus caespitosus Engelm. in Boston J. Nat. Hist. 5: 247. 1845. [wfo-0000596864]
homotypic Echinocereus caespitosus (Engelm.) Engelm. Mem. Tour N. Mexico: 110. 1848. [wfo-0000661180]
homotypic Echinocereus pectinatus var. caespitosus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 272. 1897–1899. [wfo-0000661400]
synonym Echinocereus reichenbachii subsp. comanchensis D.Felix, Oldach & J.Oldach Echinocereus reichenbachii-fitchii-Komplex: 209. 2005. [wfo-0000509135]
synonym Echinocereus reichenbachii var. reichenbachii [wfo-0001287021]
synonym Echinocereus rotatus Linke in Wochenschr. Gärtnerei Pflanzenk. 1: 85. 1858. [wfo-0000661493]
synonym Echinocereus rungei K.Schum. in Monatsschr. Kakteenk. 5: 124. 1895. [wfo-0000661496]
synonym Echinocereus texensis Jacobi in Allg. Gartenzeitung 24: 110. 1856. [wfo-0000661557]
synonym Echinopsis pectinata var. reichenbachii (Terscheck ex Walp.) Salm-Dyck Cact. Hort. Dyck.: 26. 1845. [wfo-0000662247]
synonym Echinopsis reichenbachiana Pfeiff. ex C.F.Först. Handb. Cacteenk.: 365. 1846. [wfo-0000662292]
E. reichenbachii subsp. armatus (Poselg.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661469]
basionym Cereus pectinatus var. armatus Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000597471]
homotypic Echinocereus armatus (Poselg.) A.Berger Kakteen: 179. 1929. [wfo-0000661157]
homotypic Echinocereus fitchii subsp. armatus (Poselg.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 5. 1998. [wfo-0000661292]
homotypic Echinocereus reichenbachii var. armatus (Poselg.) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661468]
synonym Cereus pectinatus var. armatus Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000597471]
homotypic Echinocereus armatus (Poselg.) A.Berger Kakteen: 179. 1929. [wfo-0000661157]
homotypic Echinocereus fitchii subsp. armatus (Poselg.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 5. 1998. [wfo-0000661292]
homotypic Echinocereus reichenbachii var. armatus (Poselg.) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661468]
homotypic Echinocereus reichenbachii subsp. armatus (Poselg.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661469]
synonym Echinocereus armatus (Poselg.) A.Berger Kakteen: 179. 1929. [wfo-0000661157]
basionym Cereus pectinatus var. armatus Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000597471]
homotypic Echinocereus fitchii subsp. armatus (Poselg.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 5. 1998. [wfo-0000661292]
homotypic Echinocereus reichenbachii var. armatus (Poselg.) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661468]
homotypic Echinocereus reichenbachii subsp. armatus (Poselg.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661469]
synonym Echinocereus fitchii subsp. armatus (Poselg.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 5. 1998. [wfo-0000661292]
basionym Cereus pectinatus var. armatus Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000597471]
homotypic Echinocereus armatus (Poselg.) A.Berger Kakteen: 179. 1929. [wfo-0000661157]
homotypic Echinocereus reichenbachii var. armatus (Poselg.) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661468]
homotypic Echinocereus reichenbachii subsp. armatus (Poselg.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661469]
synonym Echinocereus reichenbachii var. armatus (Poselg.) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661468]
basionym Cereus pectinatus var. armatus Poselg. in Allg. Gartenzeitung 21: 134. 1853. [wfo-0000597471]
homotypic Echinocereus armatus (Poselg.) A.Berger Kakteen: 179. 1929. [wfo-0000661157]
homotypic Echinocereus fitchii subsp. armatus (Poselg.) W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 5. 1998. [wfo-0000661292]
homotypic Echinocereus reichenbachii subsp. armatus (Poselg.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661469]
E. reichenbachii subsp. baileyi (Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661473]
basionym Echinocereus baileyi Rose in Contr. U.S. Natl. Herb. 12(9): 403, pl. 56–57. 1909. [wfo-0000661158]
homotypic Echinocereus reichenbachii var. baileyi (Rose) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661472]
synonym Echinocereus albispinus Lahman in Cact. Succ. J. (Los Angeles) 6: 143. 1935. [wfo-0000661148]
homotypic Echinocereus baileyi var. albispinus (Lahman) Backeb. in Kakteenkunde 1941: 47. 1941. [wfo-0000661159]
homotypic Echinocereus reichenbachii var. albispinus (Lahman) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661467]
synonym Echinocereus baileyi Rose in Contr. U.S. Natl. Herb. 12(9): 403, pl. 56–57. 1909. [wfo-0000661158]
homotypic Echinocereus reichenbachii var. baileyi (Rose) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661472]
homotypic Echinocereus reichenbachii subsp. baileyi (Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661473]
synonym Echinocereus baileyi var. albispinus (Lahman) Backeb. in Kakteenkunde 1941: 47. 1941. [wfo-0000661159]
basionym Echinocereus albispinus Lahman in Cact. Succ. J. (Los Angeles) 6: 143. 1935. [wfo-0000661148]
homotypic Echinocereus reichenbachii var. albispinus (Lahman) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661467]
synonym Echinocereus baileyi var. brunispinus Backeb. in Kakteenkunde 1941: 4. 1941. [wfo-0000738816]
synonym Echinocereus baileyi var. caespiticus Backeb. Cactaceae 4: 2011. 1960. [wfo-0000661160]
synonym Echinocereus baileyi var. flavispinus Backeb. in Kakteenkunde 1941: 4. 1941. [wfo-0000738817]
synonym Echinocereus baileyi var. roseispinus Backeb. in Kakteenkunde 1941: 4. 1941. [wfo-0000738818]
synonym Echinocereus longispinus Lahman in Cact. Succ. J. (Los Angeles) 22: 128. 1950. [wfo-0000661339]
synonym Echinocereus mariae Backeb. in Natl. Cact. Succ. J. 20: 19. 1965. [wfo-0000661345]
synonym Echinocereus oklahomensis Lahman in Cact. Succ. J. (Los Angeles) 22: 128. 1950. [wfo-0000661375]
synonym Echinocereus purpureus Lahman in Cact. Succ. J. (Los Angeles) 6: 141. 1935. [wfo-0000661458]
synonym Echinocereus reichenbachii var. albispinus (Lahman) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661467]
basionym Echinocereus albispinus Lahman in Cact. Succ. J. (Los Angeles) 6: 143. 1935. [wfo-0000661148]
homotypic Echinocereus baileyi var. albispinus (Lahman) Backeb. in Kakteenkunde 1941: 47. 1941. [wfo-0000661159]
synonym Echinocereus reichenbachii var. baileyi (Rose) N.P.Taylor Gen. Echinocereus: 133. 1985. [wfo-0000661472]
basionym Echinocereus baileyi Rose in Contr. U.S. Natl. Herb. 12(9): 403, pl. 56–57. 1909. [wfo-0000661158]
homotypic Echinocereus reichenbachii subsp. baileyi (Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661473]
E. reichenbachii subsp. burrensis G.Frank, Metorn & E.Scherer in Echinocereenfreund 13: 63. 2000. [wfo-0000661474]
E. reichenbachii subsp. fitchii (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661477]
basionym Echinocereus fitchii Britton & Rose Cactaceae 3: 30, pl. 3, f. 2. 1922. [wfo-0000661290]
homotypic Echinocereus reichenbachii var. fitchii (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661476]
synonym Echinocereus fitchii Britton & Rose Cactaceae 3: 30, pl. 3, f. 2. 1922. [wfo-0000661290]
homotypic Echinocereus reichenbachii var. fitchii (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661476]
homotypic Echinocereus reichenbachii subsp. fitchii (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661477]
synonym Echinocereus fitchii subsp. albertii (L.D.Benson) W.Blum & Mich.Lange Echinocereus Monogr.: 5. 1998. [wfo-0000661291]
basionym Echinocereus reichenbachii var. albertii L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661466]
homotypic Echinocereus reichenbachii subsp. albertii (L.D.Benson) Pilbeam Echinocereus: 117. 2011. [wfo-0001430734]
synonym Echinocereus fitchii subsp. bergmannii W.Blum Echinocereus reichenbachii-fitchii-Komplex: 265. 2005. [wfo-0000509133]
synonym Echinocereus melanocentrus Graessner Hauptverz.: 6. 1937. [wfo-0000661353]
synonym Echinocereus reichenbachii var. albertii L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661466]
homotypic Echinocereus fitchii subsp. albertii (L.D.Benson) W.Blum & Mich.Lange Echinocereus Monogr.: 5. 1998. [wfo-0000661291]
homotypic Echinocereus reichenbachii subsp. albertii (L.D.Benson) Pilbeam Echinocereus: 117. 2011. [wfo-0001430734]
synonym Echinocereus reichenbachii subsp. albertii (L.D.Benson) Pilbeam Echinocereus: 117. 2011. [wfo-0001430734]
basionym Echinocereus reichenbachii var. albertii L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661466]
homotypic Echinocereus fitchii subsp. albertii (L.D.Benson) W.Blum & Mich.Lange Echinocereus Monogr.: 5. 1998. [wfo-0000661291]
synonym Echinocereus reichenbachii var. fitchii (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661476]
basionym Echinocereus fitchii Britton & Rose Cactaceae 3: 30, pl. 3, f. 2. 1922. [wfo-0000661290]
homotypic Echinocereus reichenbachii subsp. fitchii (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661477]
E. reichenbachii subsp. perbellus (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661479]
basionym Echinocereus perbellus Britton & Rose Cactaceae 3: 24–25, f. 24. 1922. [wfo-0000661424]
homotypic Echinocereus reichenbachii var. perbellus (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661478]
synonym Echinocereus perbellus Britton & Rose Cactaceae 3: 24–25, f. 24. 1922. [wfo-0000661424]
homotypic Echinocereus reichenbachii var. perbellus (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661478]
homotypic Echinocereus reichenbachii subsp. perbellus (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661479]
synonym Echinocereus reichenbachii var. perbellus (Britton & Rose) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661478]
basionym Echinocereus perbellus Britton & Rose Cactaceae 3: 24–25, f. 24. 1922. [wfo-0000661424]
homotypic Echinocereus reichenbachii subsp. perbellus (Britton & Rose) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661479]
E. reichenbachii subsp. reichenbachii [wfo-0001255778]
E. relictus Wellard in J. Bot. Res. Inst. Texas 10: 354. 2016. [wfo-0001430736]
E. rigidissimus (Engelm.) Rose in Contr. U.S. Natl. Herb. 12: 293. 1909. [wfo-0001430737]
basionym Cereus pectinatus var. rigidissimus Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597473]
homotypic Echinocereus dasyacanthus var. rigidissimus (Engelm.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661238]
homotypic Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler Handb. Cacteenk.: 818. 1885. [wfo-0000738836]
synonym Cereus pectinatus var. rigidissimus Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597473]
homotypic Echinocereus dasyacanthus var. rigidissimus (Engelm.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661238]
homotypic Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler Handb. Cacteenk.: 818. 1885. [wfo-0000738836]
homotypic Echinocereus rigidissimus (Engelm.) Rose in Contr. U.S. Natl. Herb. 12: 293. 1909. [wfo-0001430737]
synonym Echinocereus dasyacanthus var. rigidissimus (Engelm.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661238]
basionym Cereus pectinatus var. rigidissimus Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597473]
homotypic Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler Handb. Cacteenk.: 818. 1885. [wfo-0000738836]
homotypic Echinocereus rigidissimus (Engelm.) Rose in Contr. U.S. Natl. Herb. 12: 293. 1909. [wfo-0001430737]
synonym Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler Handb. Cacteenk.: 818. 1885. [wfo-0000738836]
basionym Cereus pectinatus var. rigidissimus Engelm. in Proc. Amer. Acad. Arts 3: 279. 1856. [wfo-0000597473]
homotypic Echinocereus dasyacanthus var. rigidissimus (Engelm.) W.T.Marshall in: Marshall, W.T. & Bock, T.M., Cactaceae: 119. 1941. [wfo-0000661238]
homotypic Echinocereus rigidissimus (Engelm.) Rose in Contr. U.S. Natl. Herb. 12: 293. 1909. [wfo-0001430737]
synonym Echinocereus rigidispinus (Muehlenpf.) Engelm. ex J.N.Haage in Preis-Verz. Cact.: 23. 1859. [wfo-0000661482]
synonym Echinocereus rigidissimus (Engelm.) F.Haage Special Preisverz.: 13. 1897. [wfo-0000661483]
synonym Echinocereus rigidissimus var. rigidissimus [wfo-0001262055]
E. rigidissimus subsp. rigidissimus [wfo-0001255779]
E. rigidissimus subsp. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661484]
basionym Echinocereus pectinatus var. rubispinus G.Frank & A.B.Lau in Kakteen And. Sukk. 33(2): 35. 1982. [wfo-0000661410]
homotypic Echinocereus rigidissimus var. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Kew Mag. 1: 175. 1984. [wfo-0001430738]
synonym Echinocereus pectinatus var. rubispinus G.Frank & A.B.Lau in Kakteen And. Sukk. 33(2): 35. 1982. [wfo-0000661410]
homotypic Echinocereus rigidissimus subsp. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661484]
homotypic Echinocereus rigidissimus var. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Kew Mag. 1: 175. 1984. [wfo-0001430738]
synonym Echinocereus rigidissimus var. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Kew Mag. 1: 175. 1984. [wfo-0001430738]
basionym Echinocereus pectinatus var. rubispinus G.Frank & A.B.Lau in Kakteen And. Sukk. 33(2): 35. 1982. [wfo-0000661410]
homotypic Echinocereus rigidissimus subsp. rubispinus (G.Frank & A.B.Lau) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661484]
E. roetteri (Engelm.) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 829. 1886. [wfo-0000661488]
synonym Cereus roetteri Engelm. Descr. Cact.: 33. 1856. [wfo-0000597614]
synonym Cereus roetteri Engelm. in Proc. Amer. Acad. Arts 3: 345–346. 1856. [wfo-0001288336]
E. roetteri var. lloydii (Britton & Rose) Backeb. Cactaceae 4: 2027. 1960. [wfo-0000661489]
basionym Echinocereus lloydii Britton & Rose Cactaceae 3: 37–38. 1922. [wfo-0001287088]
synonym Echinocereus lloydii Britton & Rose Cactaceae 3: 37–38. 1922. [wfo-0001287088]
homotypic Echinocereus roetteri var. lloydii (Britton & Rose) Backeb. Cactaceae 4: 2027. 1960. [wfo-0000661489]
E. roetteri var. neomexicanus (J.M.Coult.) A.D.Zimmerman Cacti Trans-Pecos: 211. 2004. [wfo-0000661490]
basionym Cereus dasyacanthus var. neomexicanus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 384. 1896. [wfo-0000597012]
homotypic Echinocereus pectinatus var. neomexicanus (J.M.Coult.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 256. 1944. [wfo-0000661408]
synonym Cereus dasyacanthus var. neomexicanus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 384. 1896. [wfo-0000597012]
homotypic Echinocereus pectinatus var. neomexicanus (J.M.Coult.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 256. 1944. [wfo-0000661408]
homotypic Echinocereus roetteri var. neomexicanus (J.M.Coult.) A.D.Zimmerman Cacti Trans-Pecos: 211. 2004. [wfo-0000661490]
synonym Echinocereus pectinatus var. neomexicanus (J.M.Coult.) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 256. 1944. [wfo-0000661408]
basionym Cereus dasyacanthus var. neomexicanus J.M.Coult. in Contr. U.S. Natl. Herb. 3: 384. 1896. [wfo-0000597012]
homotypic Echinocereus roetteri var. neomexicanus (J.M.Coult.) A.D.Zimmerman Cacti Trans-Pecos: 211. 2004. [wfo-0000661490]
E. russanthus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 41, f. 5. 1969. [wfo-0000661498]
homotypic Echinocereus chloranthus var. russanthus (D.Weniger) Lamb. ex G.D.Rowley in Repert. Pl. Succ. 23: 7. 1974. [wfo-0000661198]
homotypic Echinocereus chloranthus var. russanthus (Weniger) E.Lamb ex G.D.Rowley 1974 [wfo-0001286409]
homotypic Echinocereus russanthus subsp. russanthus [wfo-0001286408]
homotypic Echinocereus viridiflorus var. russanthus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 263. 2004. [wfo-0000661606]
synonym Echinocereus chloranthus var. russanthus (D.Weniger) Lamb. ex G.D.Rowley in Repert. Pl. Succ. 23: 7. 1974. [wfo-0000661198]
basionym Echinocereus russanthus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 41, f. 5. 1969. [wfo-0000661498]
homotypic Echinocereus chloranthus var. russanthus (Weniger) E.Lamb ex G.D.Rowley 1974 [wfo-0001286409]
homotypic Echinocereus russanthus subsp. russanthus [wfo-0001286408]
homotypic Echinocereus viridiflorus var. russanthus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 263. 2004. [wfo-0000661606]
synonym Echinocereus chloranthus var. russanthus (Weniger) E.Lamb ex G.D.Rowley 1974 [wfo-0001286409]
basionym Echinocereus russanthus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 41, f. 5. 1969. [wfo-0000661498]
homotypic Echinocereus chloranthus var. russanthus (D.Weniger) Lamb. ex G.D.Rowley in Repert. Pl. Succ. 23: 7. 1974. [wfo-0000661198]
homotypic Echinocereus russanthus subsp. russanthus [wfo-0001286408]
homotypic Echinocereus viridiflorus var. russanthus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 263. 2004. [wfo-0000661606]
synonym Echinocereus choranthus var. russanthus (Weniger) J.G.Lamb. Repert. Pl. Succ. 23: 7 1972 publ. 1974 [wfo-0000661200]
synonym Echinocereus russanthus var. fiehnii Trocha in Echinocereenfreund 10: 69. 1997. [wfo-0000661499]
homotypic Echinocereus russanthus subsp. fiehnii (Trocha) W.Blum & Mich.Lange Echinocereus Monogr.: 8. 1998. [wfo-0000661500]
synonym Echinocereus russanthus subsp. fiehnii (Trocha) W.Blum & Mich.Lange Echinocereus Monogr.: 8. 1998. [wfo-0000661500]
basionym Echinocereus russanthus var. fiehnii Trocha in Echinocereenfreund 10: 69. 1997. [wfo-0000661499]
synonym Echinocereus russanthus subsp. russanthus [wfo-0001286408]
basionym Echinocereus russanthus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 41, f. 5. 1969. [wfo-0000661498]
homotypic Echinocereus chloranthus var. russanthus (D.Weniger) Lamb. ex G.D.Rowley in Repert. Pl. Succ. 23: 7. 1974. [wfo-0000661198]
homotypic Echinocereus chloranthus var. russanthus (Weniger) E.Lamb ex G.D.Rowley 1974 [wfo-0001286409]
homotypic Echinocereus viridiflorus var. russanthus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 263. 2004. [wfo-0000661606]
synonym Echinocereus russanthus subsp. weedinii Leuck. ex W.Blum & Mich.Lange Echinocereus Monogr.: 8. 1998. [wfo-0000661501]
homotypic Echinocereus viridiflorus var. weedinii (Leuck ex W.Blum & Mich.Lange) A.D.Zimmerman Cacti Trans-Pecos: 270. 2004. [wfo-0000661608]
synonym Echinocereus viridiflorus var. russanthus (D.Weniger) A.D.Zimmerman Cacti Trans-Pecos: 263. 2004. [wfo-0000661606]
basionym Echinocereus russanthus D.Weniger in Cact. Succ. J. (Los Angeles) 41: 41, f. 5. 1969. [wfo-0000661498]
homotypic Echinocereus chloranthus var. russanthus (D.Weniger) Lamb. ex G.D.Rowley in Repert. Pl. Succ. 23: 7. 1974. [wfo-0000661198]
homotypic Echinocereus chloranthus var. russanthus (Weniger) E.Lamb ex G.D.Rowley 1974 [wfo-0001286409]
homotypic Echinocereus russanthus subsp. russanthus [wfo-0001286408]
synonym Echinocereus viridiflorus var. weedinii (Leuck ex W.Blum & Mich.Lange) A.D.Zimmerman Cacti Trans-Pecos: 270. 2004. [wfo-0000661608]
basionym Echinocereus russanthus subsp. weedinii Leuck. ex W.Blum & Mich.Lange Echinocereus Monogr.: 8. 1998. [wfo-0000661501]
E. salm-dyckianus Scheer in Bot. Voy. Herald: 291. 1856. [wfo-0000661503]
synonym Cereus salm-dyckianus Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 545. 1880. [wfo-0000597635]
synonym Cereus salmianus J.F.Cels in: Weber, Dict. Hort.: 472. 1896. [wfo-0001288339]
synonym Echinocereus rischeri (R.C.Römer) W.Rischer in Echinocereenfreund 20: 118. 2007. [wfo-0000507089]
basionym Echinocereus scheeri subsp. rischeri R.C.Römer in Echinocereenfreund 17: 8. 2004. [wfo-0000661521]
synonym Echinocereus salm-dyckianus var. noctiflorus Heid in Leafl. W. Bot. 4: 27. 1944. [wfo-0000661505]
synonym Echinocereus salm-dyckianus subsp. obscuriensis (A.B.Lau) W.Blum in Echinocereenfreund 7: 82. 1994. [wfo-0000661506]
basionym Echinocereus scheeri var. obscuriensis A.B.Lau in Kakteen And. Sukk. 40: 36. 1989. [wfo-0000661518]
homotypic Echinocereus salm-dyckianus f. obscuriensis (A.B.Lau) W.Rischer & Trocha in Echinocereenfreund Sonderausg. 1999: 10. 1999. [wfo-0000661507]
homotypic Echinocereus scheeri subsp. obscuriensis (A.B.Lau) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661519]
synonym Echinocereus salm-dyckianus f. obscuriensis (A.B.Lau) W.Rischer & Trocha in Echinocereenfreund Sonderausg. 1999: 10. 1999. [wfo-0000661507]
basionym Echinocereus scheeri var. obscuriensis A.B.Lau in Kakteen And. Sukk. 40: 36. 1989. [wfo-0000661518]
homotypic Echinocereus salm-dyckianus subsp. obscuriensis (A.B.Lau) W.Blum in Echinocereenfreund 7: 82. 1994. [wfo-0000661506]
homotypic Echinocereus scheeri subsp. obscuriensis (A.B.Lau) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661519]
synonym Echinocereus salmianus K.Schum. Gesamtbeschr. Kakt.: 255. 1897–1899. [wfo-0000661508]
synonym Echinocereus salmianus Rümpler Handb. Cacteenk.: 809. 1885. [wfo-0001288558]
synonym Echinocereus scheeri var. obscuriensis A.B.Lau in Kakteen And. Sukk. 40: 36. 1989. [wfo-0000661518]
homotypic Echinocereus salm-dyckianus subsp. obscuriensis (A.B.Lau) W.Blum in Echinocereenfreund 7: 82. 1994. [wfo-0000661506]
homotypic Echinocereus salm-dyckianus f. obscuriensis (A.B.Lau) W.Rischer & Trocha in Echinocereenfreund Sonderausg. 1999: 10. 1999. [wfo-0000661507]
homotypic Echinocereus scheeri subsp. obscuriensis (A.B.Lau) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661519]
synonym Echinocereus scheeri subsp. obscuriensis (A.B.Lau) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003. [wfo-0000661519]
basionym Echinocereus scheeri var. obscuriensis A.B.Lau in Kakteen And. Sukk. 40: 36. 1989. [wfo-0000661518]
homotypic Echinocereus salm-dyckianus subsp. obscuriensis (A.B.Lau) W.Blum in Echinocereenfreund 7: 82. 1994. [wfo-0000661506]
homotypic Echinocereus salm-dyckianus f. obscuriensis (A.B.Lau) W.Rischer & Trocha in Echinocereenfreund Sonderausg. 1999: 10. 1999. [wfo-0000661507]
synonym Echinocereus scheeri subsp. rischeri R.C.Römer in Echinocereenfreund 17: 8. 2004. [wfo-0000661521]
homotypic Echinocereus rischeri (R.C.Römer) W.Rischer in Echinocereenfreund 20: 118. 2007. [wfo-0000507089]
E. sanpedroensis Raudonat & Rischer in Echinocereenfreund 8: 88. 1995. [wfo-0000661510]
E. santaritensis W.Blum & Rutow Echinocereus: 369. 1998. [wfo-0000661511]
homotypic Echinocereus coccineus subsp. santaritensis (W.Blum & Rutow) M.A.Baker in Phytoneuron 2014-69: 38. 2014. [wfo-0001430705]
synonym Echinocereus coccineus subsp. santaritensis (W.Blum & Rutow) M.A.Baker in Phytoneuron 2014-69: 38. 2014. [wfo-0001430705]
basionym Echinocereus santaritensis W.Blum & Rutow Echinocereus: 369. 1998. [wfo-0000661511]
E. santaritensis subsp. bacanorensis (W.Rischer & Trocha) W.Rischer & D.Felix in Echinocereenfreund 19(3): 91. 2006. [wfo-0000507090]
basionym Echinocereus salm-dyckianus subsp. bacanorensis W.Rischer & Trocha in Echinocereenfreund 11(1): 3–10. 1998. [wfo-0000661504]
homotypic Echinocereus bacanorensis (W.Rischer & Trocha) W.Blum in Echinocereenfreund 30 (Sonderausg.): 406. 2017. [wfo-0001430694]
homotypic Echinocereus klapperi subsp. bacanorensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 16: 22. 2003. [wfo-0000661313]
synonym Echinocereus bacanorensis (W.Rischer & Trocha) W.Blum in Echinocereenfreund 30 (Sonderausg.): 406. 2017. [wfo-0001430694]
basionym Echinocereus salm-dyckianus subsp. bacanorensis W.Rischer & Trocha in Echinocereenfreund 11(1): 3–10. 1998. [wfo-0000661504]
homotypic Echinocereus klapperi subsp. bacanorensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 16: 22. 2003. [wfo-0000661313]
homotypic Echinocereus santaritensis subsp. bacanorensis (W.Rischer & Trocha) W.Rischer & D.Felix in Echinocereenfreund 19(3): 91. 2006. [wfo-0000507090]
synonym Echinocereus klapperi subsp. bacanorensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 16: 22. 2003. [wfo-0000661313]
basionym Echinocereus salm-dyckianus subsp. bacanorensis W.Rischer & Trocha in Echinocereenfreund 11(1): 3–10. 1998. [wfo-0000661504]
homotypic Echinocereus bacanorensis (W.Rischer & Trocha) W.Blum in Echinocereenfreund 30 (Sonderausg.): 406. 2017. [wfo-0001430694]
homotypic Echinocereus santaritensis subsp. bacanorensis (W.Rischer & Trocha) W.Rischer & D.Felix in Echinocereenfreund 19(3): 91. 2006. [wfo-0000507090]
synonym Echinocereus salm-dyckianus subsp. bacanorensis W.Rischer & Trocha in Echinocereenfreund 11(1): 3–10. 1998. [wfo-0000661504]
homotypic Echinocereus bacanorensis (W.Rischer & Trocha) W.Blum in Echinocereenfreund 30 (Sonderausg.): 406. 2017. [wfo-0001430694]
homotypic Echinocereus klapperi subsp. bacanorensis (W.Rischer & Trocha) W.Rischer in Echinocereenfreund 16: 22. 2003. [wfo-0000661313]
homotypic Echinocereus santaritensis subsp. bacanorensis (W.Rischer & Trocha) W.Rischer & D.Felix in Echinocereenfreund 19(3): 91. 2006. [wfo-0000507090]
E. santaritensis subsp. santaritensis [wfo-0001434754]
E. scheeri (Salm-Dyck) Scheer Bot. Voy. Herald: 291. 1856. [wfo-0000661514]
basionym Cereus scheeri Salm-Dyck Cact. Hort. Dyck.: 190. 1850. [wfo-0000597643]
homotypic Echinocereus scheeri (Salm-Dyck) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0001288560]
synonym Cereus scheeri Salm-Dyck Cact. Hort. Dyck.: 190. 1850. [wfo-0000597643]
homotypic Echinocereus scheeri (Salm-Dyck) Scheer Bot. Voy. Herald: 291. 1856. [wfo-0000661514]
homotypic Echinocereus scheeri (Salm-Dyck) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0001288560]
synonym Echinocereus scheeri (Salm-Dyck) Rümpler Handb. Cacteenk.: 801. 1885. [wfo-0001288560]
basionym Cereus scheeri Salm-Dyck Cact. Hort. Dyck.: 190. 1850. [wfo-0000597643]
homotypic Echinocereus scheeri (Salm-Dyck) Scheer Bot. Voy. Herald: 291. 1856. [wfo-0000661514]
E. scheeri subsp. gentryi (Clover) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661516]
basionym Echinocereus gentryi Clover in Bull. Torrey Bot. Club 65(8): 565. f. 1–3. 1936. [wfo-0000661298]
homotypic Echinocereus scheeri var. gentryi (Clover) N.P.Taylor in Kew Mag. 1: 154. 1984. [wfo-0000661515]
synonym Echinocereus cucumis Werderm. in Natl. Cact. Succ. J. 4: 4. 1949. [wfo-0000661232]
synonym Echinocereus gentryi Clover in Bull. Torrey Bot. Club 65(8): 565. f. 1–3. 1936. [wfo-0000661298]
homotypic Echinocereus scheeri var. gentryi (Clover) N.P.Taylor in Kew Mag. 1: 154. 1984. [wfo-0000661515]
homotypic Echinocereus scheeri subsp. gentryi (Clover) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661516]
synonym Echinocereus scheeri var. gentryi (Clover) N.P.Taylor in Kew Mag. 1: 154. 1984. [wfo-0000661515]
basionym Echinocereus gentryi Clover in Bull. Torrey Bot. Club 65(8): 565. f. 1–3. 1936. [wfo-0000661298]
homotypic Echinocereus scheeri subsp. gentryi (Clover) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661516]
E. scheeri subsp. scheeri [wfo-0001255780]
synonym Echinocereus scheeri var. major Focke in Monatsschr. Kakteenk. 15: 175. 1905. [wfo-0000738842]
synonym Echinocereus scheeri var. minor Hutch. & Dalziel in Monatsschr. Kakteenk. 15: 175. 1905. [wfo-0000738843]
synonym Echinocereus scheeri var. nigrispinus Scheer Bot. Voy. Herald: 291. 1856. [wfo-0000738844]
synonym Echinocereus scheeri subsp. paridensis Rischer & Trocha in Echinocereenfreund 11: 58. 1998. [wfo-0000661520]
synonym Echinocereus scheeri var. robustior Focke in Monatsschr. Kakteenk. 15: 161. 1905. [wfo-0000738845]
E. schereri G.Frank in Kakteen And. Sukk. 41(8): 159. 1990. [wfo-0000661522]
E. schmollii (Weing.) N.P.Taylor Gen. Echinocereus: 140. 1985. [wfo-0000661523]
basionym Cereus schmollii Weing. in Monatsschr. Deutsch. Kakteen-Ges. 3: 251. 1931. [wfo-0000597648]
homotypic Wilcoxia schmollii (Weing.) F.M.Knuth Kaktus-ABC: 323. 1936. [wfo-0001289936]
synonym Cereus schmollii Weing. in Monatsschr. Deutsch. Kakteen-Ges. 3: 251. 1931. [wfo-0000597648]
homotypic Echinocereus schmollii (Weing.) N.P.Taylor Gen. Echinocereus: 140. 1985. [wfo-0000661523]
homotypic Wilcoxia schmollii (Weing.) F.M.Knuth Kaktus-ABC: 323. 1936. [wfo-0001289936]
synonym Wilcoxia nerispina A.Cartier in Succulentes 1980(4): 9. 1980. [wfo-0000427564]
synonym Wilcoxia schmollii (Weing.) F.M.Knuth Kaktus-ABC: 323. 1936. [wfo-0001289936]
basionym Cereus schmollii Weing. in Monatsschr. Deutsch. Kakteen-Ges. 3: 251. 1931. [wfo-0000597648]
homotypic Echinocereus schmollii (Weing.) N.P.Taylor Gen. Echinocereus: 140. 1985. [wfo-0000661523]
synonym Wilcoxia schmollii var. lanata A.Cartier in Succulentes 1980(4): 8. 1980. [wfo-0001434665]
E. sciurus (K.Brandegee) Dams in Monatsschr. Kakteenk. 14(8): 130. 1904. [wfo-0001430740]
basionym Cereus sciurus K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597656]
homotypic Echinocereus sciurus (K.Brandegee) Britton & Rose Cactaceae 3: 22. 1922. [wfo-0000661526]
synonym Cereus sciurus K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597656]
homotypic Echinocereus sciurus (K.Brandegee) Britton & Rose Cactaceae 3: 22. 1922. [wfo-0000661526]
homotypic Echinocereus sciurus (K.Brandegee) Dams in Monatsschr. Kakteenk. 14(8): 130. 1904. [wfo-0001430740]
synonym Echinocereus sciurus (K.Brandegee) Britton & Rose Cactaceae 3: 22. 1922. [wfo-0000661526]
basionym Cereus sciurus K.Brandegee in Zoë 5(10): 192. 1905. [wfo-0000597656]
homotypic Echinocereus sciurus (K.Brandegee) Dams in Monatsschr. Kakteenk. 14(8): 130. 1904. [wfo-0001430740]
E. sciurus subsp. floresii (Schwarz ex Backeb.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661528]
basionym Echinocereus floresii Schwarz ex Backeb. in Blätt. Sukkulentenk. 1: 5. 1949. [wfo-0001255781]
homotypic Echinocereus bristolii subsp. floresii (Backeb.) W.Blum & Mich.Lange Echinocereus Monogr.: 3. 1998. [wfo-0000661178]
homotypic Echinocereus sciurus var. floresii (Backeb.) N.P.Taylor Gen. Echinocereus: 115. 1985. [wfo-0000661527]
synonym Echinocereus bristolii subsp. floresii (Backeb.) W.Blum & Mich.Lange Echinocereus Monogr.: 3. 1998. [wfo-0000661178]
basionym Echinocereus floresii Schwarz ex Backeb. in Blätt. Sukkulentenk. 1: 5. 1949. [wfo-0001255781]
homotypic Echinocereus sciurus var. floresii (Backeb.) N.P.Taylor Gen. Echinocereus: 115. 1985. [wfo-0000661527]
homotypic Echinocereus sciurus subsp. floresii (Schwarz ex Backeb.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661528]
synonym Echinocereus floresii O.Schwarz Blatt. Sukkulentenk. 1: 5 1949 [wfo-0000661294]
synonym Echinocereus floresii Schwarz ex Backeb. in Blätt. Sukkulentenk. 1: 5. 1949. [wfo-0001255781]
homotypic Echinocereus bristolii subsp. floresii (Backeb.) W.Blum & Mich.Lange Echinocereus Monogr.: 3. 1998. [wfo-0000661178]
homotypic Echinocereus sciurus var. floresii (Backeb.) N.P.Taylor Gen. Echinocereus: 115. 1985. [wfo-0000661527]
homotypic Echinocereus sciurus subsp. floresii (Schwarz ex Backeb.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661528]
synonym Echinocereus sciurus var. floresii (Backeb.) N.P.Taylor Gen. Echinocereus: 115. 1985. [wfo-0000661527]
basionym Echinocereus floresii Schwarz ex Backeb. in Blätt. Sukkulentenk. 1: 5. 1949. [wfo-0001255781]
homotypic Echinocereus bristolii subsp. floresii (Backeb.) W.Blum & Mich.Lange Echinocereus Monogr.: 3. 1998. [wfo-0000661178]
homotypic Echinocereus sciurus subsp. floresii (Schwarz ex Backeb.) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661528]
E. sciurus subsp. sciurus [wfo-0001255782]
E. scopulorum Britton & Rose Cactaceae 3: 30–31, f. 34. 1922. [wfo-0000661529]
E. sharpii (N.P.Taylor) Dan.Sánchez & Gómez-Quintero in Brittonia 72(4): 448. 2020. [wfo-0001430741]
basionym Echinocereus pulchellus var. sharpii N.P.Taylor in Bradleya 7: 75. 1989. [wfo-0000661452]
homotypic Echinocereus pulchellus subsp. sharpii (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661453]
synonym Echinocereus pulchellus var. sharpii N.P.Taylor in Bradleya 7: 75. 1989. [wfo-0000661452]
homotypic Echinocereus pulchellus subsp. sharpii (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661453]
homotypic Echinocereus sharpii (N.P.Taylor) Dan.Sánchez & Gómez-Quintero in Brittonia 72(4): 448. 2020. [wfo-0001430741]
synonym Echinocereus pulchellus subsp. sharpii (N.P.Taylor) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661453]
basionym Echinocereus pulchellus var. sharpii N.P.Taylor in Bradleya 7: 75. 1989. [wfo-0000661452]
homotypic Echinocereus sharpii (N.P.Taylor) Dan.Sánchez & Gómez-Quintero in Brittonia 72(4): 448. 2020. [wfo-0001430741]
E. spinigemmatus A.B.Lau in Kakteen And. Sukk. 35: 250. 1984. [wfo-0000661532]
E. stolonifer W.T.Marshall Cact. Succ. J. (Los Angeles) 9: 159, fig (1938) [wfo-0000661538]
synonym Echinocereus stoloniferus W.T.Marshall [wfo-0001434755]
E. stolonifer subsp. stolonifer [wfo-0001255784]
synonym Echinocereus subterraneus Backeb. Cactaceae 4: 2012. 1960. [wfo-0000661551]
E. stolonifer subsp. tayopensis (W.T.Marshall) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661540]
basionym Echinocereus tayopensis W.T.Marshall in Saguaroland Bull. 10: 78. 1956. [wfo-0000661556]
homotypic Echinocereus stolonifer var. tayopensis (W.T.Marshall) N.P.Taylor in Kew Mag. 2: 258. 1985. [wfo-0000661539]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) G.Pichler in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254464]
synonym Echinocereus stolonifer var. tayopensis (W.T.Marshall) N.P.Taylor in Kew Mag. 2: 258. 1985. [wfo-0000661539]
basionym Echinocereus tayopensis W.T.Marshall in Saguaroland Bull. 10: 78. 1956. [wfo-0000661556]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661540]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) G.Pichler in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254464]
synonym Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) G.Pichler in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254464]
basionym Echinocereus tayopensis W.T.Marshall in Saguaroland Bull. 10: 78. 1956. [wfo-0000661556]
homotypic Echinocereus stolonifer var. tayopensis (W.T.Marshall) N.P.Taylor in Kew Mag. 2: 258. 1985. [wfo-0000661539]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661540]
synonym Echinocereus tayopensis W.T.Marshall in Saguaroland Bull. 10: 78. 1956. [wfo-0000661556]
homotypic Echinocereus stolonifer var. tayopensis (W.T.Marshall) N.P.Taylor in Kew Mag. 2: 258. 1985. [wfo-0000661539]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661540]
homotypic Echinocereus stolonifer subsp. tayopensis (W.T.Marshall) G.Pichler in Repert. Pl. Succ. 45: 9. 1994. [wfo-0001254464]
E. stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
basionym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
homotypic Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
homotypic Echinocereus stramineus subsp. stramineus [wfo-0001255785]
homotypic Echinocereus stramineus var. stramineus [wfo-0001262054]
synonym Cereus conglomeratus (C.F.Först.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000596980]
basionym Echinocereus conglomeratus C.F.Först. ex K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001430707]
homotypic Echinocereus enneacanthus var. conglomeratus (C.F.Först. ex K.Schum.) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0000661263]
homotypic Echinocereus stramineus var. conglomeratus (C.F.Först.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661542]
homotypic Echinocereus stramineus subsp. conglomeratus (C.F.Först. ex K.Schum.) W.Blum in Xerophilia special issue 7.2: 16. 2015. [wfo-0001430742]
synonym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
homotypic Echinocereus stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
homotypic Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
homotypic Echinocereus stramineus subsp. stramineus [wfo-0001255785]
homotypic Echinocereus stramineus var. stramineus [wfo-0001262054]
synonym Echinocereus conglomeratus Mathsson in Gartenflora 39: 465. 1890. [wfo-0000661228]
synonym Echinocereus conglomeratus C.F.Först. ex K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001430707]
homotypic Cereus conglomeratus (C.F.Först.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000596980]
homotypic Echinocereus enneacanthus var. conglomeratus (C.F.Först. ex K.Schum.) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0000661263]
homotypic Echinocereus stramineus var. conglomeratus (C.F.Först.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661542]
homotypic Echinocereus stramineus subsp. conglomeratus (C.F.Först. ex K.Schum.) W.Blum in Xerophilia special issue 7.2: 16. 2015. [wfo-0001430742]
synonym Echinocereus enneacanthus var. conglomeratus (C.F.Först. ex K.Schum.) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0000661263]
basionym Echinocereus conglomeratus C.F.Först. ex K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001430707]
homotypic Cereus conglomeratus (C.F.Först.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000596980]
homotypic Echinocereus stramineus var. conglomeratus (C.F.Först.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661542]
homotypic Echinocereus stramineus subsp. conglomeratus (C.F.Först. ex K.Schum.) W.Blum in Xerophilia special issue 7.2: 16. 2015. [wfo-0001430742]
synonym Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
basionym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
homotypic Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
homotypic Echinocereus stramineus subsp. stramineus [wfo-0001255785]
homotypic Echinocereus stramineus var. stramineus [wfo-0001262054]
synonym Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
basionym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
homotypic Echinocereus stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
homotypic Echinocereus stramineus subsp. stramineus [wfo-0001255785]
homotypic Echinocereus stramineus var. stramineus [wfo-0001262054]
synonym Echinocereus stramineus var. conglomeratus (C.F.Först.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661542]
basionym Echinocereus conglomeratus C.F.Först. ex K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001430707]
homotypic Cereus conglomeratus (C.F.Först.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000596980]
homotypic Echinocereus enneacanthus var. conglomeratus (C.F.Först. ex K.Schum.) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0000661263]
homotypic Echinocereus stramineus subsp. conglomeratus (C.F.Först. ex K.Schum.) W.Blum in Xerophilia special issue 7.2: 16. 2015. [wfo-0001430742]
synonym Echinocereus stramineus subsp. conglomeratus (C.F.Först. ex K.Schum.) W.Blum in Xerophilia special issue 7.2: 16. 2015. [wfo-0001430742]
basionym Echinocereus conglomeratus C.F.Först. ex K.Schum. Gesamtbeschr. Kakt.: 278. 1897–1899. [wfo-0001430707]
homotypic Cereus conglomeratus (C.F.Först.) A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 81. 1905. [wfo-0000596980]
homotypic Echinocereus enneacanthus var. conglomeratus (C.F.Först. ex K.Schum.) L.D.Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974. [wfo-0000661263]
homotypic Echinocereus stramineus var. conglomeratus (C.F.Först.) Bravo in Cact. Suc. Mex. 19: 47. 1974. [wfo-0000661542]
synonym Echinocereus stramineus subsp. stramineus [wfo-0001255785]
basionym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
homotypic Echinocereus stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
homotypic Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
homotypic Echinocereus stramineus var. stramineus [wfo-0001262054]
synonym Echinocereus stramineus var. stramineus [wfo-0001262054]
basionym Cereus stramineus Engelm. in Proc. Amer. Acad. Arts 3: 282. 1856. [wfo-0000597707]
homotypic Echinocereus enneacanthus var. stramineus (Engelm.) L.D.Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969. [wfo-0000661267]
homotypic Echinocereus stramineus (Engelm.) F.Seitz Cat. Cact. Cult.: 11. 1870. [wfo-0000661541]
homotypic Echinocereus stramineus (Engelm.) Rümpler Handb. Cacteenk.: 797. 1885. [wfo-0001288426]
homotypic Echinocereus stramineus subsp. stramineus [wfo-0001255785]
E. subinermis Salm-Dyck ex Scheer in Bot. Voy. Herald: 291. 1856. [wfo-0000661547]
synonym Cereus subinermis Hemsl. in: Biol. Cent.-Amer., Bot. 1(6): 546. 1880. [wfo-0000597715]
E. subinermis subsp. ochoterenae (J.G.Ortega) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661550]
basionym Echinocereus ochoterenae J.G.Ortega in Revista Mexico Forestal 6: 88. 1928. [wfo-0000661372]
homotypic Echinocereus subinermis var. ochoterenae (J.G.Ortega) G.Unger in Kakteen And. Sukk. 35: 164. 1984. [wfo-0000661549]
synonym Echinocereus ochoterenae J.G.Ortega in Revista Mexico Forestal 6: 88. 1928. [wfo-0000661372]
homotypic Echinocereus subinermis var. ochoterenae (J.G.Ortega) G.Unger in Kakteen And. Sukk. 35: 164. 1984. [wfo-0000661549]
homotypic Echinocereus subinermis subsp. ochoterenae (J.G.Ortega) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661550]
synonym Echinocereus subinermis var. ochoterenae (J.G.Ortega) G.Unger in Kakteen And. Sukk. 35: 164. 1984. [wfo-0000661549]
basionym Echinocereus ochoterenae J.G.Ortega in Revista Mexico Forestal 6: 88. 1928. [wfo-0000661372]
homotypic Echinocereus subinermis subsp. ochoterenae (J.G.Ortega) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661550]
E. subinermis subsp. subinermis [wfo-0001255786]
synonym Echinocactus lutens Britton & Rose in Contr. U.S. Natl. Herb. 16: 259. 1913. [wfo-0000660640]
basionym Echinocereus luteus Britton & Rose in Contr. U.S. Natl. Herb. 16: 239. 1913. [wfo-0000661340]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) F.M.Knuth Kaktus-ABC: 312. 1936. [wfo-0000661548]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) Backeb. Cactaceae 4: 1994. 1960. [wfo-0001219275]
synonym Echinocereus luteus Britton & Rose in Contr. U.S. Natl. Herb. 16: 239. 1913. [wfo-0000661340]
homotypic Echinocactus lutens Britton & Rose in Contr. U.S. Natl. Herb. 16: 259. 1913. [wfo-0000660640]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) F.M.Knuth Kaktus-ABC: 312. 1936. [wfo-0000661548]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) Backeb. Cactaceae 4: 1994. 1960. [wfo-0001219275]
synonym Echinocereus subinermis var. luteus (Britton & Rose) F.M.Knuth Kaktus-ABC: 312. 1936. [wfo-0000661548]
basionym Echinocereus luteus Britton & Rose in Contr. U.S. Natl. Herb. 16: 239. 1913. [wfo-0000661340]
homotypic Echinocactus lutens Britton & Rose in Contr. U.S. Natl. Herb. 16: 259. 1913. [wfo-0000660640]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) Backeb. Cactaceae 4: 1994. 1960. [wfo-0001219275]
synonym Echinocereus subinermis var. luteus (Britton & Rose) Backeb. Cactaceae 4: 1994. 1960. [wfo-0001219275]
basionym Echinocereus luteus Britton & Rose in Contr. U.S. Natl. Herb. 16: 239. 1913. [wfo-0000661340]
homotypic Echinocactus lutens Britton & Rose in Contr. U.S. Natl. Herb. 16: 259. 1913. [wfo-0000660640]
homotypic Echinocereus subinermis var. luteus (Britton & Rose) F.M.Knuth Kaktus-ABC: 312. 1936. [wfo-0000661548]
E. tamaulipensis (Werderm.) Mich.Lange in Kakteen And. Sukk. 46: 139. 1995. [wfo-0000661552]
basionym Wilcoxia tamaulipensis Werderm. in Kakteenkunde & Kakteenfr. 1938: 86. 1938. [wfo-0001289934]
synonym Wilcoxia tamaulipensis Werderm. in Kakteenkunde & Kakteenfr. 1938: 86. 1938. [wfo-0001289934]
homotypic Echinocereus tamaulipensis (Werderm.) Mich.Lange in Kakteen And. Sukk. 46: 139. 1995. [wfo-0000661552]
E. triglochidiatus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661560]
basionym Cereus triglochidiatus (Engelm.) Engelm. Pl. Fendler.: 51. 1849. [wfo-0000597770]
homotypic Echinocereus paucispinus var. triglochidiatus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661396]
synonym Cereus triglochidiatus (Engelm.) Engelm. Pl. Fendler.: 51. 1849. [wfo-0000597770]
homotypic Echinocereus paucispinus var. triglochidiatus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661396]
homotypic Echinocereus triglochidiatus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661560]
synonym Echinocereus hexaedrus Rümpler Handb. Cacteenk.: 807. 1885. [wfo-0001288534]
synonym Echinocereus paucispinus var. triglochidiatus (Engelm.) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661396]
basionym Cereus triglochidiatus (Engelm.) Engelm. Pl. Fendler.: 51. 1849. [wfo-0000597770]
homotypic Echinocereus triglochidiatus Engelm. Mem. Tour N. Mexico: 93. 1848. [wfo-0000661560]
E. triglochidiatus subsp. mojavensis (Engelm. & J.M.Bigelow) W.Blum & Mich.Lange Echinocereus Monogr: 9. 1998. [wfo-0000661574]
basionym Cereus mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 281–282. 1856. [wfo-0000597378]
homotypic Echinocereus coccineus subsp. mojavensis (Engelm. & J.M.Bigelow) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661221]
homotypic Echinocereus mojavensis (Engelm. & J.M.Bigelow) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661357]
homotypic Echinocereus triglochidiatus var. mojavensis (Engelm. & J.M.Bigelow) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661573]
synonym Cereus bigelovii Engelm. in Pacif. Railr. Rep. Parke, Bot. 4: t. 4, f. 8. 1857. [wfo-0000596833]
synonym Cereus mohavensis S.Watson Bibl. Index N. Amer. Bot.: 398. 1878. [wfo-0000597377]
synonym Cereus mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 281–282. 1856. [wfo-0000597378]
homotypic Echinocereus coccineus subsp. mojavensis (Engelm. & J.M.Bigelow) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661221]
homotypic Echinocereus mojavensis (Engelm. & J.M.Bigelow) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661357]
homotypic Echinocereus triglochidiatus var. mojavensis (Engelm. & J.M.Bigelow) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661573]
homotypic Echinocereus triglochidiatus subsp. mojavensis (Engelm. & J.M.Bigelow) W.Blum & Mich.Lange Echinocereus Monogr: 9. 1998. [wfo-0000661574]
synonym Cereus mojavensis Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 33. 1857. [wfo-0001288268]
synonym Cereus mojavensis var. zuniensis Engelm. in Proc. Amer. Acad. Arts 3: 281. 1856. [wfo-0000597379]
homotypic Echinocereus mojavensis var. zuniensis (Engelm.) Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661358]
synonym Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 49. 1925. [wfo-0000661219]
basionym Echinocereus phoeniceus var. inermis K.Schum. in Monatsschr. Kakteenk. 6: 150. 1896. [wfo-0000661429]
homotypic Echinocereus phoeniceus f. inermis (K.Schum.) Schelle Handb. Kakteenkult.: 138. 1907. [wfo-0000745733]
homotypic Echinocereus triglochidiatus var. inermis (K.Schum.) Arp in Cact. Succ. J. (Los Angeles) 45: 132. 1973. [wfo-0000661570]
homotypic Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum Echinocereus Monogr.: 9. 1998. [wfo-0000661571]
synonym Echinocereus coccineus subsp. mojavensis (Engelm. & J.M.Bigelow) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661221]
basionym Cereus mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 281–282. 1856. [wfo-0000597378]
homotypic Echinocereus mojavensis (Engelm. & J.M.Bigelow) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661357]
homotypic Echinocereus triglochidiatus var. mojavensis (Engelm. & J.M.Bigelow) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661573]
homotypic Echinocereus triglochidiatus subsp. mojavensis (Engelm. & J.M.Bigelow) W.Blum & Mich.Lange Echinocereus Monogr: 9. 1998. [wfo-0000661574]
synonym Echinocereus mojavensis (Engelm. & J.M.Bigelow) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661357]
basionym Cereus mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 281–282. 1856. [wfo-0000597378]
homotypic Echinocereus coccineus subsp. mojavensis (Engelm. & J.M.Bigelow) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661221]
homotypic Echinocereus triglochidiatus var. mojavensis (Engelm. & J.M.Bigelow) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661573]
homotypic Echinocereus triglochidiatus subsp. mojavensis (Engelm. & J.M.Bigelow) W.Blum & Mich.Lange Echinocereus Monogr: 9. 1998. [wfo-0000661574]
synonym Echinocereus mojavensis var. zuniensis (Engelm.) Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661358]
basionym Cereus mojavensis var. zuniensis Engelm. in Proc. Amer. Acad. Arts 3: 281. 1856. [wfo-0000597379]
synonym Echinocereus phoeniceus var. inermis K.Schum. in Monatsschr. Kakteenk. 6: 150. 1896. [wfo-0000661429]
homotypic Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 49. 1925. [wfo-0000661219]
homotypic Echinocereus phoeniceus f. inermis (K.Schum.) Schelle Handb. Kakteenkult.: 138. 1907. [wfo-0000745733]
homotypic Echinocereus triglochidiatus var. inermis (K.Schum.) Arp in Cact. Succ. J. (Los Angeles) 45: 132. 1973. [wfo-0000661570]
homotypic Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum Echinocereus Monogr.: 9. 1998. [wfo-0000661571]
synonym Echinocereus phoeniceus f. inermis (K.Schum.) Schelle Handb. Kakteenkult.: 138. 1907. [wfo-0000745733]
basionym Echinocereus phoeniceus var. inermis K.Schum. in Monatsschr. Kakteenk. 6: 150. 1896. [wfo-0000661429]
homotypic Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 49. 1925. [wfo-0000661219]
homotypic Echinocereus triglochidiatus var. inermis (K.Schum.) Arp in Cact. Succ. J. (Los Angeles) 45: 132. 1973. [wfo-0000661570]
homotypic Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum Echinocereus Monogr.: 9. 1998. [wfo-0000661571]
synonym Echinocereus sandersi Orcutt in Cactography 5: . 1926. [wfo-0000661509]
synonym Echinocereus triglochidiatus var. inermis (K.Schum.) Arp in Cact. Succ. J. (Los Angeles) 45: 132. 1973. [wfo-0000661570]
basionym Echinocereus phoeniceus var. inermis K.Schum. in Monatsschr. Kakteenk. 6: 150. 1896. [wfo-0000661429]
homotypic Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 49. 1925. [wfo-0000661219]
homotypic Echinocereus phoeniceus f. inermis (K.Schum.) Schelle Handb. Kakteenkult.: 138. 1907. [wfo-0000745733]
homotypic Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum Echinocereus Monogr.: 9. 1998. [wfo-0000661571]
synonym Echinocereus triglochidiatus f. inermis (K.Schum.) W.Blum Echinocereus Monogr.: 9. 1998. [wfo-0000661571]
basionym Echinocereus phoeniceus var. inermis K.Schum. in Monatsschr. Kakteenk. 6: 150. 1896. [wfo-0000661429]
homotypic Echinocereus coccineus var. inermis (K.Schum.) J.A.Purpus in Mitt. Deutsch. Dendrol. Ges. 1925: 49. 1925. [wfo-0000661219]
homotypic Echinocereus phoeniceus f. inermis (K.Schum.) Schelle Handb. Kakteenkult.: 138. 1907. [wfo-0000745733]
homotypic Echinocereus triglochidiatus var. inermis (K.Schum.) Arp in Cact. Succ. J. (Los Angeles) 45: 132. 1973. [wfo-0000661570]
synonym Echinocereus triglochidiatus var. mojavensis (Engelm. & J.M.Bigelow) L.D.Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944. [wfo-0000661573]
basionym Cereus mojavensis Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 281–282. 1856. [wfo-0000597378]
homotypic Echinocereus coccineus subsp. mojavensis (Engelm. & J.M.Bigelow) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997. [wfo-0000661221]
homotypic Echinocereus mojavensis (Engelm. & J.M.Bigelow) Engelm. ex Rümpler Handb. Cacteenk. 2(16): 803. 1886. [wfo-0000661357]
homotypic Echinocereus triglochidiatus subsp. mojavensis (Engelm. & J.M.Bigelow) W.Blum & Mich.Lange Echinocereus Monogr: 9. 1998. [wfo-0000661574]
E. triglochidiatus subsp. triglochidiatus [wfo-0001282495]
synonym Cereus gonacanthus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 33. 1857. [wfo-0000597148]
synonym Cereus gonacanthus Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 283. 1856. [wfo-0001288217]
homotypic Echinocereus gonacanthus (Engelm. & J.M.Bigelow) Lem. Cactées: 57. 1868. [wfo-0000661303]
homotypic Echinocereus triglochidiatus var. gonacanthus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661565]
synonym Cereus hexaedrus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 34. 1857. [wfo-0000597190]
homotypic Echinocereus paucispinus var. hexaedrus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661395]
homotypic Echinocereus triglochidiatus var. hexaedrus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661568]
synonym Echinocereus gonacanthus (Engelm. & J.M.Bigelow) Lem. Cactées: 57. 1868. [wfo-0000661303]
basionym Cereus gonacanthus Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 283. 1856. [wfo-0001288217]
homotypic Echinocereus triglochidiatus var. gonacanthus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661565]
synonym Echinocereus gonacanthus Rümpler Handb. Cacteenk.: 806. 1885. [wfo-0001288531]
synonym Echinocereus monacanthus Heese in Gartenflora 53: 215. 1904. [wfo-0000661360]
synonym Echinocereus paucispinus var. gonacanthus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661394]
synonym Echinocereus paucispinus var. hexaedrus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661395]
basionym Cereus hexaedrus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 34. 1857. [wfo-0000597190]
homotypic Echinocereus triglochidiatus var. hexaedrus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661568]
synonym Echinocereus triglochidiatus var. gonacanthus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661565]
basionym Cereus gonacanthus Engelm. & J.M.Bigelow in Proc. Amer. Acad. Arts 3: 283. 1856. [wfo-0001288217]
homotypic Echinocereus gonacanthus (Engelm. & J.M.Bigelow) Lem. Cactées: 57. 1868. [wfo-0000661303]
synonym Echinocereus triglochidiatus var. hexaedrus (Engelm. & J.M.Bigelow) Boissev. Colorado Cact.: 36. 1940. [wfo-0000661568]
basionym Cereus hexaedrus Engelm. & J.M.Bigelow in Pacif. Railr. Rep. Parke, Bot. 4: 34. 1857. [wfo-0000597190]
homotypic Echinocereus paucispinus var. hexaedrus (Engelm. & J.M.Bigelow) K.Schum. Gesamtbeschr. Kakt.: 281. 1897–1899. [wfo-0000661395]
E. viereckii Werderm. in Kakteenkunde 1934: 188. 1934. [wfo-0000661590]
E. viereckii subsp. morricalii (Říha) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661593]
basionym Echinocereus morricalii Říha in Kaktusy (Brno) 11(4): 75. 1974. [wfo-0000661361]
homotypic Echinocereus viereckii var. morricalii (Říha) N.P.Taylor Gen. Echinocereus: 93. 1985. [wfo-0000661592]
synonym Echinocereus morricalii Říha in Kaktusy (Brno) 11(4): 75. 1974. [wfo-0000661361]
homotypic Echinocereus viereckii var. morricalii (Říha) N.P.Taylor Gen. Echinocereus: 93. 1985. [wfo-0000661592]
homotypic Echinocereus viereckii subsp. morricalii (Říha) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661593]
synonym Echinocereus morricalii Riha Kaktusy (Brno) 11: 75, 78. 1975 x [wfo-0001288322]
synonym Echinocereus viereckii subsp. huastecensis W.Blum, Mich.Lange & Rutow Echinocereus Monogr.: 9. 1998. [wfo-0000661591]
synonym Echinocereus viereckii var. morricalii (Říha) N.P.Taylor Gen. Echinocereus: 93. 1985. [wfo-0000661592]
basionym Echinocereus morricalii Říha in Kaktusy (Brno) 11(4): 75. 1974. [wfo-0000661361]
homotypic Echinocereus viereckii subsp. morricalii (Říha) N.P.Taylor in Cactaceae Consensus Init. 3: 10. 1997. [wfo-0000661593]
E. viereckii subsp. santamariensis W.Blum & D.Felix in Echinocereenfreund 23(3): 65. 2010. [wfo-0001430746]
E. viereckii subsp. viereckii [wfo-0001255787]
E. viridiflorus Engelm. Mem. Tour N. Mexico: 91. 1848. [wfo-0000661594]
synonym Cereus viridiflorus (Engelm.) Engelm. Pl. Fendler.: 50. 1849. [wfo-0000597825]
synonym Echinocactus viridiflorus (Engelm.) Pritz. Icon. Bot. Index 2: 114. 1855. [wfo-0000661069]
synonym Echinocereus viridiflorus var. viridiflorus [wfo-0001287022]
E. viridiflorus subsp. correllii (L.D.Benson) W.Blum & Mich.Lange Echinocereus Monogr: 10. 1998. [wfo-0000661600]
basionym Echinocereus viridiflorus var. correllii L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 128. 1969. [wfo-0000661598]
synonym Echinocereus viridiflorus var. correllii L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 128. 1969. [wfo-0000661598]
homotypic Echinocereus viridiflorus subsp. correllii (L.D.Benson) W.Blum & Mich.Lange Echinocereus Monogr: 10. 1998. [wfo-0000661600]
E. viridiflorus subsp. viridiflorus [wfo-0001430747]
synonym Cereus viridiflorus var. minor Engelm. in Proc. Amer. Acad. Arts 3: 278. 1856. [wfo-0000597827]
synonym Echinocactus labouretii C.F.Först. Handb. Cacteenk.: 811. 1885. [wfo-0001288457]
synonym Echinocereus labouretianus Lem. Cactées: 57. 1868. [wfo-0001288539]
synonym Echinocereus strausianus Haage Jr. in Quehl in Monatsschr. Kakteenk. 10: 70. 1890. [wfo-0001288563]
synonym Echinocereus viridiflorus var. gracilispinus Rümpler Handb. Cacteenk.: 814. 1885. [wfo-0000738848]
synonym Echinocereus viridiflorus var. major Bridson in Monatsschr. Kakteenk. 16: 142. 1906. [wfo-0000738849]
synonym Echinocereus viridiflorus var. rubra Frič in Ceskoslov. Zahradn. Listy 1924: 121. 1924. [wfo-0000738850]
E. waldeisii Haugg in Kakteen And. Sukk. 45(1): 6. 1994. [wfo-0000661610]
synonym Echinocereus tamaulipensis subsp. deherdtii Mich.Lange in Kakteen And. Sukk. 46: 140. 1995. [wfo-0000661553]
synonym Echinocereus tamaulipensis subsp. waldeisii (Haugg) Mich.Lange in Kakteen And. Sukk. 46: 142. 1995. [wfo-0000661554]
E. websterianus G.E.Linds. in Cact. Succ. J. (Los Angeles) 19: 153, f. 102–103. 1947. [wfo-0000661611]
E. weinbergii Weing. in Monatsschr. Kakteenk. 12: 83. 1912. [wfo-0000661612]
homotypic Echinocereus pulchellus var. weinbergii (Weing.) N.P.Taylor in Kew Mag. 2: 272. 1985. [wfo-0000661456]
homotypic Echinocereus pulchellus subsp. weinbergii (Weing.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661457]
synonym Echinocereus pulchellus var. weinbergii (Weing.) N.P.Taylor in Kew Mag. 2: 272. 1985. [wfo-0000661456]
basionym Echinocereus weinbergii Weing. in Monatsschr. Kakteenk. 12: 83. 1912. [wfo-0000661612]
homotypic Echinocereus pulchellus subsp. weinbergii (Weing.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661457]
synonym Echinocereus pulchellus subsp. weinbergii (Weing.) N.P.Taylor in Cactaceae Consensus Init. 3: 9. 1997. [wfo-0000661457]
basionym Echinocereus weinbergii Weing. in Monatsschr. Kakteenk. 12: 83. 1912. [wfo-0000661612]
homotypic Echinocereus pulchellus var. weinbergii (Weing.) N.P.Taylor in Kew Mag. 2: 272. 1985. [wfo-0000661456]
E. weinbergii subsp. venustus (W.Blum & W.Rischer) Gómez-Quint. & Dan.Sánchez in Brittonia 72 (4): 449. 2020. [wfo-0001430750]
synonym Echinocereus pulchellus subsp. venustus W.Blum & W.Rischer Echinocereus Prepr.: 7. 1998. [wfo-0000661455]
E. weinbergii subsp. weinbergii [wfo-0001430751]
synonym Echinocereus pulchellus var. costatus Halda, Kupčák & Sladk. in Acta Mus. Richnov., Sect. Nat. 7: 34. 2000. [wfo-0000661451]
E. yavapaiensis M.A.Baker in Pl. Syst. Evol. 258: 79. 2006. [wfo-0000661613]

Echinocereus: Unplaced Names

unknown Echinocereus adustus subsp. keizerae W.Blum & Dosedal [wfo-1200098209]
valid Echinocereus aggregatus (Engelm.) Rydb. in Bull. Torrey Bot. Club 33: 146. 1906. [wfo-0000661145]
valid Echinocereus bicolor Galeotti ex Pfeiff. Abbild. Beschr. Cact. 2: t. 25. 1848. [wfo-0001236180]
valid Echinocereus boliviensis Poselg. in: Schumann, K.M., Gesamtbeschr. Kakt.: 290. 1898. [wfo-0001288521]
unknown Echinocereus chisoensis var. chisoensis [wfo-1200098239]
unknown Echinocereus cinerascens (DC.) Haage [wfo-1200098434]
valid Echinocereus ehrenbergii var. cristatus C.F.Först. Handb. Cacteenk.: 776. 1885. [wfo-0000738826]
unknown Echinocereus engelmannii subsp. acicularis (L.D.Benson) M.H.J.van der Meer [wfo-1200116869]
illegitimate Echinocereus engelmannii subsp. chrysocentrus (Engelm. & J.M.Bigelow) Guiggi Cact. Explor. 29: 65 2024 [wfo-1200093642]
unknown Echinocereus engelmannii subsp. chrysocentrus (Engelm. & J.M.Bigelow) M.H.J.van der Meer [wfo-1200116870]
unknown Echinocereus engelmannii subsp. howei (L.D.Benson) M.H.J.van der Meer [wfo-1200116871]
illegitimate Echinocereus engelmannii subsp. munzii (Parish) Guiggi Cact. Explor. 29: 67 2024 [wfo-1200093643]
unknown Echinocereus engelmannii subsp. munzii (Parish) M.H.J.van der Meer [wfo-1200116872]
unknown Echinocereus engelmannii subsp. porphyrogenitus M.H.J.van der Meer [wfo-1200116873]
valid Echinocereus engelmannii f. stoughtonii Guiggi Cact. Explor. 29: 68 2024 [wfo-1200093602]
unknown Echinocereus engelmannii subsp. xiphizon M.H.J.van der Meer [wfo-1200116868]
valid Echinocereus fendleri Seitz [wfo-0001255768]
unknown Echinocereus ferreirianus H.E.Gates [wfo-1200098379]
unknown Echinocereus ferreirianus subsp. ferreirianus [wfo-1200098261]
unknown Echinocereus ferreirianus var. lindsayi [wfo-1200098395]
unknown Echinocereus ferreirianus var. lindsayi (J.Meyrán) N.P.Taylor [wfo-1200098355]
valid Echinocereus galtieri Miers in Monatsschr. Kakteenk. 5: 124. 1895. [wfo-0001288530]
valid Echinocereus grahamii Teijsm. & Binn. in Monatsschr. Kakteenk. 20: 47. 1910. [wfo-0001288532]
valid Echinocereus havermansii Rebut Gesamtbeschr. Kakt.: 290. 1898. [wfo-0001288533]
unknown Echinocereus leptophus Graessner Kakt. Sukkulenten Hamptverzeichnis 1937, 6, nomen. [wfo-1000075477]
deprecated Echinocereus lindsayi Meyran [wfo-0001255769]
valid Echinocereus malibranii Rebut [wfo-0001288544]
valid Echinocereus mamillosus Rümpler Handb. Cacteenk.: 787. 1885. [wfo-0001288545]
illegitimate Echinocereus marksianus F.Schwarz ex W.Blum & R.Goris Echinocereenfreund 36(Sonderausgabe): 180 2023 [wfo-1200073481]
unknown Echinocereus subg. Morangaya (G.D.Rowley) Mich.Lange Echinocereus Monogr. [W. Blum et al.] [1] (1998) [wfo-1000078769]
unknown Echinocereus sect. Morangaya (G.D.Rowley) N.P.Taylor Gen. Echinocereus 31 (1985) [wfo-1200110700]
deprecated Echinocereus nivosus Glass & Foster [wfo-0001255771]
deprecated Echinocereus ortegae Rose ex J.G.Ortega [wfo-0001255772]
unknown Echinocereus ortegae subsp. ortegae [wfo-1200098185]
unknown Echinocereus pacificus subsp. pacificus [wfo-1200098290]
unknown Echinocereus pamanesiorum subsp. bonatzii (R.C.Römer) R.C.Römer [wfo-1200098412]
unknown Echinocereus pamanesiorum subsp. pamanesiorum [wfo-1200098243]
deprecated Echinocereus pectinatus var. armatus Poselg. [wfo-0001288550]
valid Echinocereus penicilliformis Linke in Wochenschr. Gärtnerei Pflanzenk. 1: 85. 1858. [wfo-0000661414]
valid Echinocereus perplexus W.Blum & A.P.Campos Echinocereenfreund 36(Sonderausgabe): 206 2023 [wfo-1000058323]
valid Echinocereus persolutus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 163. 1861. [wfo-0000661425]
valid Echinocereus platyacanthus Link & Otto [wfo-0001286964]
valid Echinocereus polycephalus Britton & Rose American Cyclopedia of Horticulture 3: 44. 1910. [wfo-0001288518]
valid Echinocereus princeps C.F.Först. in Hamburger Garten- Blumenzeitung 17: 163. 1861. [wfo-0000661442]
valid Echinocereus propinquus Bremek. in Monatsschr. Kakteenk. 5: 124. 1895. [wfo-0001288555]
deprecated Echinocereus pulchellus var. amoenus C.F.Först. in Allg. Gartenzeitung 12: 292. 1844. [wfo-0001288556]
valid Echinocereus raphicephalus C.F.Först. in Hamburger Garten- Blumenzeitung 17: 164. 1861. [wfo-0000661461]
valid Echinocereus rebmanii W.Blum & R.Goris Echinocereenfreund 36(Sonderausgabe): 194 2023 [wfo-1000058324]
valid Echinocereus reichii Frič in Möller's Deutsche Gärtn.-Zeitung 46: 267. 1931. [wfo-0000661480]
unknown Echinocereus rigidissimus (Engelm.) Hirscht [wfo-1200098419]
valid Echinocereus roetteri subsp. kunzei (Gürke) M.H.J.van der Meer Cact. Phantast. 2024(2): 1 (2024) [wfo-1200112534]
valid Echinocereus scheeri subsp. cucumis (Werderm.) W.Blum & Oldach Echinocereenfreund 36(Sonderausgabe): 190 2023 [wfo-1200073286]
deprecated Echinocereus spinigemmatus Lau [wfo-0001255783]
unknown Echinocereus stramineus (Engelm.) Haage [wfo-1000065064]
valid Echinocereus thurberi Rydb. in Monatsschr. Kakteenk. 3: 153. 1893. [wfo-0001288565]
valid Echinocereus thwaitesii K.Schum. Gesamtbeschr. Kakt.: 290. 1897–1899. [wfo-0001288566]
valid Echinocereus trichacanthus Wimm. [wfo-0001288567]
valid Echinocereus trockyi Bateman ex Lindl. Monatsschr. Kakteenk. 28(8): [97]. 1918. [wfo-0001288568]
unknown Echinocereus sect. Wilcoxia (Britton & Rose) N.P.Taylor Gen. Echinocereus 134 (1985) [wfo-1000078779]
unknown Echinocereus zapalinamensis W.Blum & J.Flores Ventura Echinocereenfreund 35(Sonderpublikation): 342. 2022 [15 Oct 2022] [wfo-1000041653]