Native to Idaho, Montana, Nevada, Oregon, Wyoming (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, Idaho, Blaine
43.34475, -114.382972
Location Remarks
Rock Creek Ranch, a Nature Conservancy reserve. Main access road ca. 1 km north of Hwy 20. 1494 m elev.
Collectors
Christopher Davidson, Sharon R. Christoph, Clark Shafer
Notes
Intermountain steppe with Purshia, Artemisia, Eriogonum spp., Balsamorhiza spp.