Silphium perfoliatum var. conjunctum (Willd.) Pursh

, Fl. Amer. Sept. (Pursh) 2: 577 (1813). BHL
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:236462-2
Species Name
Silphium perfoliatum L., Syst. Nat., ed. 10. 2: 1232 (1759).
Publication
Flora Americae Septentrionalis; or, a Systematic Arrangement and Description of the Plants of North America
Collation
2: 577
Date of Publication
Dec 1813
Family as entered in IPNI
Asteraceae

Links

Nomenclatural link
Silphium conjunctum Willd.