Helianthus longifolius Pursh. Phen: Aug-Oct. Hab: Sandstone and granite glades and woodlands, loamy to xeric longleaf pine sandhills. Dist: This species is apparently rare, occurring in ne. AL, nw. GA, south to sw. GA.
Origin/Endemic status: Endemic
Synonymy: = FNA21, K1, K3, K4, S, SE1; >< Helianthus longifolius Pursh – RAB, misidentification