Silphium reniforme Rafinesque ex Nuttall. Hab: Dry forests, woodlands, roadsides. Dist: Sc. VA, e. WV, and e. TN, south to c. SC, c. GA, and e. AL.
Origin/Endemic status: Endemic
Other Comments: Plants with shallowly lobed leaves, with nearly the same distribution as typical S. reniforme, have been variously interpreted.
Synonymy: = S; = Silphium compositum Michx. ssp. reniforme (Raf. ex Nutt.) C.R.Sweeney & T.R.Fisher – WV, Sweeney (1970); = Silphium compositum Michx. var. reniforme (Raf. ex Nutt.) Torr. & A.Gray – F, K1, RAB, Va, Perry (1937); < Silphium compositum Michx. – C, FNA21, G, K3, K4, SE1, W
Heliophily: 7
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© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷Feedback
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