Rudbeckia truncata Small. Narrow-leaved Orange Coneflower. Hab: Calcareous bluffs and glades, sometimes in thin woodlands with red cedars.
Origin/Endemic status: Endemic
Synonymy: = S, Tn, Campbell & Seymour (2013); < Rudbeckia fulgida Aiton var. fulgida – FNA21, K4
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