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Silphium perfoliatum var. perfoliatum
Silphium perfoliatum var. perfoliatum
L.
Family:
Asteraceae
Images
not available
Flora of North America
Resources
Jennifer A. Clevinger in Flora of North America (vol. 21)
Stems
glabrous, hispid, or scabrous.
Peduncles
usually scabrous to hispid.
2
n
= 14. Flowering summer-early fall. Wet prairies, open forests, and river bottoms; 50-500 m; Ont.; Ala., Ark., Conn., Ill., Ind., Iowa, Kans., Ky., La., Mass., Mich., Minn., Miss., Mo., Nebr., N.J., N.Y., N.C., N.Dak., Ohio, Okla., Pa., S.Dak., Tenn., Tex., Vt., Va., W.Va., Wis.
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