Oenothera grandiflora L'Héritier ex Aiton. Phen: Jun-Oct. Hab: Woodlands, river-banks, disturbed areas. Dist: Apparently native to Panhandle FL, AL, and MS; scattered elsewhere as a horticultural plant.
Origin/Endemic status: Endemic
Synonymy: = F, Fl4, FNA10, K1, K3, K4, NE, Pa, S, Tn, WH3, Dietrich, Wagner, & Raven (1997), Munz (1965), Wagner, Hoch, & Raven (2007); = n/a – C, RAB