Native to Alberta, British Columbia, California, Colorado, Idaho, Mexico Northwest, Montana, Nevada, Oregon, Utah, Washington, Wyoming (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, Oregon, Harney
42.666944, -118.711194
Location Remarks
South Steens Mountain Loop, c. 6 km east of bridge at Donner and Blitzen River. 1806 m elev.
Collectors
Christopher Davidson, Charlotte M. Taylor, Roy E. Gereau, Sharon R. Christoph
Notes
Dry area above a seasonal streamlet along the roadside; within sagebrush steppe and patchy juniper.