Tufted Evening Primrose
Oenothera caespitosa ssp. marginata
Synonyms: Oenothera caespitosa var. marginata, Oenothera cespitosa ssp. marginata, Oenothera cespitosa var. marginata

Tufted evening primrose as seen on bare, gravelly slopes in Asotin County, WA..........May 2010.
-
-
- 
-
- 
- 
Additional close-up photos of tufted evening primrose as seen on bare, gravelly slopes in Asotin County, WA..........May 2010.
Paul Slichter