Nabalus autumnalis (Walter) Weakley. Slender Rattlesnake-root. Phen: Sep-Nov. Hab: Pocosins, pine savannas, forest edges. Dist: NJ south to ne. FL, a Southeastern Coastal Plain endemic.
Origin/Endemic status: Endemic
Syn: = Fl7, K3, K4, Va; = Nabalus virgatus – S; = Prenanthes autumnalis – C, F, FNA19, G, K1, RAB, SE1, WH3, Johnson (1980)
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