Atrema americanum A.P. de Candolle. Prairie Bishop. Phen: Apr-Jun. Hab: Blackland prairies, coastal prairies, rocky slopes. Dist: AR and OK south to s. TX; disjunct in AL.
Origin/Endemic status: Native
Synonymy: = K3, Plunkett et al (2018a) in Kadereit & Bittrich (2018), Zhang, Zhang, & Endress (2003); = Atrema americana – K4, orthographic variant; = Bifora americana (DC.) Benth. & Hook.f. – Ar, K1, K2, MC, NcTx, Ok, Tx
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