Family: Onagraceae
[Oenothera contorta var. epilobioides (Greene) Munz, more..., Oenothera contorta var. strigulosa (Fisch. & C.A. Mey.) Munz, Oenothera strigulosa (Fisch. & C.A. Mey.) Torr. & A. Gray, Sphaerostigma strigulosa Fisch. & C.A. Mey.]
Keir Morse