Streptanthus drummondii Gray var. interposita (Greene) Rollins

Oregon: Harney County: Ca. 8 miles west of Burns on Highway #20. Elev. Ca. 3000 feet
43.586278° N, 119.21304° W
Coordinate Source: Estimated.
Growing between rocks. On rocky basalt outcrop south of the road. Flowers purple.

Francia Chisaki 853, May 28, 1956
With Isabelle Tavares
WS, Accession: 241069