The editorial status of this taxon is Unplaced
Silphium asteriscus
Hornem.
Hort. Bot. Hafn. : 854 (1815)
Link to external nomenclature reference
wfo-0000128964
The editorial status of this taxon is Unplaced
Silphium atropurpureum f. hirticaule
Fernald
Rhodora 41: 573 (1939)
Link to external nomenclature reference
wfo-0001321131
The editorial status of this taxon is Unplaced
Silphium chichamangense
Canby
Coult. Bot. Gaz. xxvii. 319.
—
wfo-0000088235
The editorial status of this taxon is Unplaced
Silphium collinum
Greene
Pittonia 4(20): 44 (1899)
Link to external nomenclature reference
wfo-0000092456
The editorial status of this taxon is Unplaced
Silphium compositum f. orae
(Small ) L.M.Perry
Rhodora 39: 295 (1937)
Link to external nomenclature reference
wfo-0001321132
The editorial status of this taxon is Unplaced
Silphium compositum var. michauxii
Torr. & A.Gray
Fl. N. Amer. 2(2): 276 (1842)
Link to external nomenclature reference
wfo-0001377872
The editorial status of this taxon is Unplaced
Silphium compressum
hort.
ex Bull. Jard. Bot. Brux. 9(Fasc. suppl. 1): 11. 1931 , nomen
Link to external nomenclature reference
wfo-0000035915
The editorial status of this taxon is Unplaced
Silphium confertiflorum
Small
Man. S.E. Fl. 1509, sphalm. (1933)
Link to external nomenclature reference
wfo-0000124896
The editorial status of this taxon is Unplaced
Silphium conjunctum
Willd.
Enum. Pl. 2: 933 (1809)
Link to external nomenclature reference
wfo-0000018587
The editorial status of this taxon is Unplaced
Silphium dentatum f. nodum
(Small ) L.M.Perry
Rhodora 39: 293 (1937)
Link to external nomenclature reference
wfo-0001321133
The editorial status of this taxon is Unplaced
Silphium dissectum
Poir.
Encycl. , Suppl. 5: 157 (1817)
Link to external nomenclature reference
wfo-0000028969
The editorial status of this taxon is Unplaced
Silphium doronicifolium
Kunze
Del. Sem. Hort. Lips. 1846: 4. ; et in Linnaea, xx. (1847) 20.
Link to external nomenclature reference
wfo-0000009350
The editorial status of this taxon is Unplaced
Silphium edule
Baill.
Hist. Pl. 8: 306 (1882)
Link to external nomenclature reference
wfo-0000045917
The editorial status of this taxon is Unplaced
Silphium elatum
Herb.Banks ex Pursh
Fl. Amer. Sept. 2: 579 (1813)
Link to external nomenclature reference
wfo-0000011215
The editorial status of this taxon is Unplaced
Silphium equatoriale
Spruce
Genera Plantarum 2(1): 350 1873
—
wfo-0000030232
The editorial status of this taxon is Unplaced
Silphium equatoriale
Spruce ex Benth. & Hook.f.
Gen. Pl. 2(1): 350 (1873)
Link to external nomenclature reference
wfo-0000079217
The editorial status of this taxon is Unplaced
Silphium erythrocaulon
Bernh. ex Spreng.
Syst. Veg. 3: 630 (1826)
Link to external nomenclature reference
wfo-0000094563
The editorial status of this taxon is Unplaced
Silphium gatesii f. truncatum
L.M.Perry
Rhodora 39: 289 (1937)
Link to external nomenclature reference
wfo-0001321134
The editorial status of this taxon is Unplaced
Silphium glaucum
Weinm.
Hort. Dorpat. 143. ; ex DC. Prod. v. 571, in obs.
Link to external nomenclature reference
wfo-0000061571
The editorial status of this taxon is Unplaced
Silphium glutinosum
J.R.Allison
Castanea 66(1-2): 183 (186-188; figs. (2001)
Link to external nomenclature reference
wfo-0000009894
The editorial status of this taxon is Unplaced
Silphium gummiferum
Elliott
Sketch Bot. S. Carolina 2: 460 (1823)
Link to external nomenclature reference
wfo-0000011275
The editorial status of this taxon is Unplaced
Silphium helianthoides
Greene
Pittonia 4(20): 43. 1899 [11 Apr 1899]
Link to external nomenclature reference
wfo-0000138535
The editorial status of this taxon is Unplaced
Silphium helianthoides
L.
Sp. Pl. : 920 (1753)
Link to external nomenclature reference
wfo-0000130661
The editorial status of this taxon is Unplaced
Silphium hornemannii
Schrad. ex DC.
Prodr. 5: 514 (1836)
Link to external nomenclature reference
wfo-0000021207
The editorial status of this taxon is Unplaced
Silphium integrifolium var. asperrimum
(Hook. ) B.L.Turner
Sida, Bot. Misc. 24: 6. 2003 [25 Apr 2003]
Link to external nomenclature reference
wfo-0001412278
The editorial status of this taxon is Unplaced
Silphium integrifolium var. mesochorum
Benke
Rhodora 34: 10 (1932)
Link to external nomenclature reference
wfo-0001377873
The editorial status of this taxon is Unplaced
Silphium integrifolium var. ternatum
Alph.Wood
Class-book Bot., ed. 2. 336. 1847
Link to external nomenclature reference
wfo-0001377874
The editorial status of this taxon is Unplaced
Silphium integrifolium var. wrightii
(L.M.Perry ) B.L.Turner
Sida, Bot. Misc. 24: 6. 2003 [25 Apr 2003]
Link to external nomenclature reference
wfo-0001412279
The editorial status of this taxon is Unplaced
Silphium laciniatum
Walter
Fl. Carol. : 217 (1788)
Link to external nomenclature reference
wfo-0000114598
The editorial status of this taxon is Unplaced
Silphium laevigatum
Elliott
Sketch Bot. S. Carolina [Elliott] 2: 465. 1823
Link to external nomenclature reference
wfo-0000093027
The editorial status of this taxon is Unplaced
Silphium lanceolatum
Canby
Bot. Gaz. 27: 139, 319. 1899
Link to external nomenclature reference
wfo-0000021713
The editorial status of this taxon is Unplaced
Silphium lanceolatum
Nutt.
Trans. Amer. Philos. Soc. , ser. 2, 7: 341 (1840)
Link to external nomenclature reference
wfo-0000125473
The editorial status of this taxon is Unplaced
Silphium latifolium
Hill
Hort. Kew. : 11
Link to external nomenclature reference
wfo-0000042502
The editorial status of this taxon is Unplaced
Silphium nudicaule
M.A.Curtis
Boston J. Nat. Hist. i. (1837) 127
Link to external nomenclature reference
wfo-0000092857
The editorial status of this taxon is Unplaced
Silphium ovatum
Sessé & Moc.
Naturaleza (Mexico City) , ser. 2, 1(App.): 148 (1890)
Link to external nomenclature reference
wfo-0000076438
The editorial status of this taxon is Unplaced
Silphium patulum
Banks ex Pursh
Fl. Amer. Sept. 2: 578 (1813)
Link to external nomenclature reference
wfo-0000023960
The editorial status of this taxon is Unplaced
Silphium perfoliatum f. petiolatum
E.J.Palmer & Steyerm.
Brittonia 10: 119 (1958)
Link to external nomenclature reference
wfo-0001321135
The editorial status of this taxon is Unplaced
Silphium perfoliatum var. conjunctum
(Willd. ) Pursh
Fl. Amer. Sept. 2: 577 (1813)
Link to external nomenclature reference
wfo-0001377875
The editorial status of this taxon is Unplaced
Silphium petiolatum
Poir.
Encycl. , Suppl. 5: 157 (1817)
Link to external nomenclature reference
wfo-0000125909
The editorial status of this taxon is Unplaced
Silphium pinnatifidum
T.Nees
Flora vel Bot. Zeitung 15(1): 77. 1832
Link to external nomenclature reference
wfo-0000012706
The editorial status of this taxon is Unplaced
Silphium platypterum
Spruce ex Benth. & Hook.f.
Gen. Pl. 2(1): 350 (1873)
Link to external nomenclature reference
wfo-0000094813
The editorial status of this taxon is Unplaced
Silphium pseudolaciniatum
Fras. ex DC.
Prodr. 5: 512 (1836)
Link to external nomenclature reference
wfo-0000024801
The editorial status of this taxon is Unplaced
Silphium pumilum
Pursh
–
Link to external nomenclature reference
wfo-0000030299
The editorial status of this taxon is Unplaced
Silphium pumilum var. tomentosum
(Pursh ) Nutt.
Gen. N. Amer. Pl. 2: 183 (1818)
Link to external nomenclature reference
wfo-0001377876
The editorial status of this taxon is Unplaced
Silphium quadrangulum
Hedw.
Arch. Bot. 3(1-2): 123 (1803)
Link to external nomenclature reference
wfo-0000118149
The editorial status of this taxon is Unplaced
Silphium quercifolium
DC.
Prodr. 5: 513 (1836)
Link to external nomenclature reference
wfo-0000064361
The editorial status of this taxon is Unplaced
Silphium reniforme
Raf.
–
Link to external nomenclature reference
wfo-0000048518
The editorial status of this taxon is Unplaced
Silphium reticulatum
Moench
Methodus : 606 (1794)
Link to external nomenclature reference
wfo-0000139299
The editorial status of this taxon is Unplaced
Silphium reticulatum
Pursh
Fl. Amer. Sept. 2: 579 (1813)
Link to external nomenclature reference
wfo-0000127429
The editorial status of this taxon is Unplaced
Silphium reticulatum
Raf.
Atlantic J. 148. 1832
Link to external nomenclature reference
wfo-0000020302
The editorial status of this taxon is Unplaced
Silphium rigidum
Moench
Suppl. Meth. : 258 (1802)
Link to external nomenclature reference
wfo-0000093477
The editorial status of this taxon is Unplaced
Silphium scabrum
Walter
Fl. Carol. : 217 (1788)
Link to external nomenclature reference
wfo-0000128778
The editorial status of this taxon is Unplaced
Silphium sinuatum
Banks ex Pursh
Fl. Amer. Sept. 2: 577 (1813)
Link to external nomenclature reference
wfo-0000078651
The editorial status of this taxon is Unplaced
Silphium solidaginoides
L.
Sp. Pl. : 920 (1753)
Link to external nomenclature reference
wfo-0000008470
The editorial status of this taxon is Unplaced
Silphium spicatum
Poir.
Encycl. , Suppl. 5: 157 (1817)
Link to external nomenclature reference
wfo-0000013064
The editorial status of this taxon is Unplaced
Silphium terebinthinaceum var. sinuatum
M.A.Curtis
Boston J. Nat. Hist. 7: 127 (1835)
Link to external nomenclature reference
wfo-0001377877
The editorial status of this taxon is Unplaced
Silphium ternatum
Retz. ex Willd.
Sp. Pl., ed. 4 , 3: 2333 (1803)
Link to external nomenclature reference
wfo-0000029754
The editorial status of this taxon is Unplaced
Silphium ternatum var. atropurpureum
(Retz. ex Willd. ) DC.
Prodr. 5: 513 (1836)
Link to external nomenclature reference
wfo-0001377878
The editorial status of this taxon is Unplaced
Silphium ternatum var. atropurpureum
(Ritzb. ex Willd. ) DC.
–
Link to external nomenclature reference
wfo-0001391375
The editorial status of this taxon is Unplaced
Silphium ternifolium
Michx.
Fl. Bor.-Amer. 2: 146 (1803)
Link to external nomenclature reference
wfo-0000011094
The editorial status of this taxon is Unplaced
Silphium tetragonotheca
Gaertn.
Fruct. Sem. Pl. ii. 444. t. 171. f. 2
Link to external nomenclature reference
wfo-0000002192
The editorial status of this taxon is Unplaced
Silphium tetragonum
Moench
Methodus : 606 (1794)
Link to external nomenclature reference
wfo-0000033157
The editorial status of this taxon is Unplaced
Silphium trachopus
Raf.
Herb. 24; Atl. Journ. 178.
Link to external nomenclature reference
wfo-0000089563
The editorial status of this taxon is Unplaced
Silphium trifoliatum f. praecisum
L.M.Perry
Rhodora 39: 291 (1937)
Link to external nomenclature reference
wfo-0001321136