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Echinacea atrorubens (Nuttall) Nuttall. Topeka Purple Coneflower. Phen: May-Jul. Hab: Tallgrass and blackland prairies, limestone and sandstone glades and woodlands. Dist: E. KS south through OK to se. TX.

Origin/Endemic status: Native

Synonymy: = FNA21, GrPl, K4, NcTx, Tx, McKeown (1999); = Echinacea atrorubens (Nutt.) Nutt. var. atrorubens – K3, Binns, Baum, & Arnason (2002)

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Heliophily ?: 9

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