Original identification: Lepidium perfoliatum
Current identification: Lepidium perfoliatum
Photographer: Robert L. Carr
Date Photographed: April 16, 2009
Location: U.S.A., Washington, Whitman County: Steptoe Canyon Rd., 3.0 mi. NE of Wawawai River Rd. (Snake River Canyon), Washington.
Elevation: 1440 ft.
Coordinates: N46.48053, W117.18165