⚠ Version 1.1 of The Plant List has been superseded and should no longer be used.

The new version is available at http://www.worldfloraonline.org. The new version is enhanced, using more data sources including Taxonomic Expert Networks and will be more frequently updated.

The genus Silphium is in the family Compositae in the major group Angiosperms (Flowering plants).

Statistics are at the end of the page.

Species in Silphium

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See "Status", "Confidence level", "Source" for definitions.

Name	Status	Confi­dence level	Source	Date supplied	Infra. rec.
Silphium albiflorum A.Gray	Accepted		TICA	2012-02-11
Silphium asperrimum Hook.	Accepted		TICA	2012-02-11
Silphium asteriscus L.	Accepted		TICA	2012-02-11	4
Silphium asteriscus Hornem.	Unresolved		TICA	2012-02-11
Silphium brachiatum Gatt.	Accepted		TICA	2012-02-11
Silphium chichamangense Canby	Unresolved		TICA	2012-02-11
Silphium collinum Greene	Unresolved		TICA	2012-02-11
Silphium compositum Michx.	Accepted		TICA	2012-02-11	2
Silphium compressum Hort.	Unresolved		TICA	2012-02-11
Silphium confertiflorum Small	Unresolved		TICA	2012-02-11
Silphium conjunctum Willd.	Unresolved		TICA	2012-02-11
Silphium dissectum Poir.	Unresolved		TICA	2012-02-11
Silphium doronicifolium Kunze	Unresolved		TICA	2012-02-11
Silphium edule Baill.	Unresolved		TICA	2012-02-11
Silphium elatum herb.banks ex Pursh	Unresolved		TICA	2012-02-11
Silphium equatoriale Spruce	Unresolved		TICA	2012-02-11
Silphium equatoriale Spruce ex Benth. & Hook.f.	Unresolved		TICA	2012-02-11
Silphium erythrocaulon Bernh. ex Spreng.	Unresolved		TICA	2012-02-11
Silphium glabrum Eggert ex Small	Unresolved		TICA	2012-02-11
Silphium glaucum Weinm.	Unresolved		TICA	2012-02-11
Silphium glutinosum J.R.Allison	Accepted		TICA	2012-02-11
Silphium gummiferum Elliott	Unresolved		TICA	2012-02-11
Silphium helianthoides L.	Unresolved		TICA	2012-02-11
Silphium helianthoides Greene	Unresolved		TICA	2012-02-11
Silphium hornemannii Schrad. ex DC.	Unresolved		TICA	2012-02-11
Silphium integrifolium Michx.	Accepted		TICA	2012-02-11	2
Silphium laciniatum Walter	Unresolved		TICA	2012-02-11
Silphium laciniatum L.	Accepted		TICA	2012-02-11
Silphium laeve Hook.	Accepted		TICA	2012-02-11
Silphium laevigatum Elliott	Unresolved		TICA	2012-02-11
Silphium lanceolatum Canby	Unresolved		TICA	2012-02-11
Silphium lanceolatum Nutt.	Unresolved		TICA	2012-02-11
Silphium latifolium Hill	Unresolved		TICA	2012-02-11
Silphium mohrii Small	Accepted		TICA	2012-02-11
Silphium nudicaule M.A.Curtis	Unresolved		TICA	2012-02-11
Silphium ovatum Sessé & Moc.	Unresolved		TICA	2012-02-11
Silphium patulum Banks ex Pursh	Unresolved		TICA	2012-02-11
Silphium perfoliatum L.	Accepted		TICA	2012-02-11	1
Silphium perplexum J.R.Allison	Accepted		TICA	2012-02-11
Silphium petiolatum Poir.	Unresolved		TICA	2012-02-11
Silphium pinnatifidum T.Nees	Unresolved		TICA	2012-02-11
Silphium platypterum Spruce ex Benth. & Hook.f.	Unresolved		TICA	2012-02-11
Silphium pseudo-laciniatum fras. ex DC.	Unresolved		TICA	2012-02-11
Silphium pumilum Pursh	Unresolved		TICA	2012-02-11
Silphium quadrangulum Hedw.	Unresolved		TICA	2012-02-11
Silphium quercifolium DC.	Unresolved		TICA	2012-02-11
Silphium radula Nutt.	Accepted		TICA	2012-02-11	1
Silphium reniforme Raf.	Unresolved		TICA	2012-02-11
Silphium reticulatum Raf.	Unresolved		TICA	2012-02-11
Silphium reticulatum Pursh	Unresolved		TICA	2012-02-11
Silphium reticulatum Moench	Unresolved		TICA	2012-02-11
Silphium rigidum Moench	Unresolved		TICA	2012-02-11
Silphium scabrum Walter	Unresolved		TICA	2012-02-11
Silphium sinuatum Banks ex Pursh	Unresolved		TICA	2012-02-11
Silphium spicatum Poir.	Unresolved		TICA	2012-02-11
Silphium terebinthinaceum Jacq.	Accepted		TICA	2012-02-11	1
Silphium ternatum Retz. ex Willd.	Unresolved		TICA	2012-02-11
Silphium ternatum Sessé & Moc.	Accepted		TICA	2012-02-11
Silphium ternifolium Michx.	Unresolved		TICA	2012-02-11
Silphium tetragonotheca Gaertn.	Unresolved		TICA	2012-02-11
Silphium tetragonum Moench	Unresolved		TICA	2012-02-11
Silphium trachopus Raf.	Unresolved		TICA	2012-02-11
Silphium trifoliatum L.	Accepted		TICA	2012-02-11
Silphium wasiotense Medley	Accepted		TICA	2012-02-11

Statistics

The Plant List includes 90 scientific plant names of species rank for the genus Silphium. Of these 17 are accepted species names.

The Plant List includes a further 48 scientific plant names of infraspecific rank for the genus Silphium. We do not intend The Plant List to be complete for names of infraspecific rank. These are primarily included because names of species rank are synonyms of accepted infraspecific names.

Species names

The status of the 90 species names for the genus Silphium recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	17	18.9%
◕	Synonym	26	28.9%
◕	Unplaced	0	0%
◕	Unassessed	47	52.2%

All names

The status of the 138 names (including infraspecific names) for the genus Silphium recorded in The Plant List, are as follows:

	Status	Total
◕	Accepted	26	18.8%
◕	Synonym	63	45.7%
◕	Unplaced	0	0%
◕	Unassessed	49	35.5%

Of the species names,

• 1 are recorded as illegitimate

The confidence with which the status of the 90 species names recorded in The Plant List for the genus Silphium, are assigned as follows:

	Confidence level	Accepted	Synonym	Unplaced	Unassessed	Total
	High confidence	0	0	0	0	0	0%
	Medium confidence	17	26	0	0	43	47.8%
	Low confidence	0	0	0	47	47	52.2%

The source of the species name records found in The Plant List for the genus Silphium is as follows: