Family: Onagraceae
[Camissonia pallida (Abrams) Raven, more..., Camissonia pallida subsp. pallida , Oenothera abramsii J.F. Macbr., Oenothera micrantha var. exfoliata (A. Nels.) Munz, Sphaerostigma pallida Abrams, Sphaerostigma pallidum Abrams]
![(linked from Camissonia pallida) Camissoniopsis pallida subsp. pallida image](https://serv.biokic.asu.edu/imglib/h_seinet/seinet/Onagraceae/42624_580_3601.jpg)
Richard Zmasek