Echinacea angustifolia A.P. de Candolle var. strigosa McGregor. Phen: May-Jul. Hab: Prairies. Dist: S. KS south through OK to nc. TX, largely east of the distribution of Echinacea angustifolia var. angustifolia.
Origin/Endemic status: Endemic
Synonymy: = GrPl, Tx, McGregor (1968), McKeown (1999); < Echinacea angustifolia DC. – FNA21, K3, NcTx; < Echinacea pallida (Nutt.) Nutt. var. angustifolia (DC.) Cronquist – SE1, Binns, Baum, & Arnason (2002)
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