Rudbeckia speciosa Wenderoth. Phen: Aug-Oct. Hab: Moist forests and woodlands. Dist: QC and WI south to GA, AL, and AR.
Origin/Endemic status: Native
Synonymy: = Il, Tn, WV, Campbell & Seymour (2013); = Rudbeckia fulgida Aiton var. speciosa (Wendroth) Perdue – Ar, FNA21, K1, NE, NY, Pa, Perdue (1957); = Rudbeckia speciosa Wender. var. speciosa – F; < Rudbeckia fulgida Aiton – GW2, RAB, Va, W; < Rudbeckia fulgida Aiton var. speciosa (Wendroth) Perdue – C; < Rudbeckia fulgida Aiton var. sullivantii (C.L.Boynton & Beadle) Cronquist – K4, Oh3
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