Oenothera kunthiana (Spach) Munz. Kunth's Evening-primrose. Phen: Feb-May. Hab: Alluvial flats. Dist: S., c., and w. TX and se. AZ south to se. Mexico.
Origin/Endemic status: Native
Synonymy: = FNA10, K3, K4, Meso4.1, Mex, Tx
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