Oenothera lindheimeri (Engelmann & A. Gray) W.L. Wagner & Hoch. Phen: Late Apr-Jul (-Aug). Hab: Coastal prairies; eastwards on roadsides and in other disturbed areas. Dist: W. LA and TX; scattered eastwards (perhaps only as introductions) in e. LA (the Florida parishes), s. MS, s. AL, and Panhandle FL.
Origin/Endemic status: Endemic
Synonymy: = Fl4, FNA10, K3, K4, Wagner, Hoch, & Raven (2007); = Gaura lindheimeri Engelm. & A.Gray – K1, NcTx, Tx, WH3, Munz (1938), Munz (1965); = n/a – RAB