Rudbeckia nitida Nuttall. St. John's Black-eyed Susan. Hab: Wet pine savannas, adjacent roadsides. Dist: E. GA and ne. FL south to c. peninsular FL, west to s. AL (Diamond 2016).
Origin/Endemic status: Endemic
Synonymy: = Fl7, FNA21, K1, K3, K4, WH3; = Rudbeckia nitida Nutt. var. nitida – SE1; > Rudbeckia glabra DC. – S; > Rudbeckia nitida Nutt. – S
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