Taxon:  Silphium radula Nutt. var. gracile (A. Gray) Clevinger



Summary
Genus:
Silphium
Family:
Asteraceae (alt. Compositae)
Subfamily:
Asteroideae
Tribe:
Heliantheae
Nomen number:
465621
Place of publication:
Novon 14:277.  2004
Verified:
07/27/2012 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Silphium radula Nutt. (1 active accession[s])
Silphium radula Nutt. var. radula (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
No images


Conservation Status

Reference(s)
  1. FNA Editorial Committee. 1993-. Flora of North America.
Common names
Distribution
order_codeStatusContinentSubcontinentCountryStateNoteReference
1NativeNorthern AmericaSouth-Central U.S.A.United StatesTexas FNA Editorial Committee. 1993-. Flora of North America.
1NativeNorthern AmericaSoutheastern U.S.A.United StatesLouisiana FNA Editorial Committee. 1993-. Flora of North America.
Native
Northern America
  • SOUTHEASTERN U.S.A.: United States [Louisiana]
  • SOUTH-CENTRAL U.S.A.: United States [Texas]

Reference(s)
  1. FNA Editorial Committee. 1993-. Flora of North America.
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=465621. Accessed 13 May 2026.