Native to British Columbia, Idaho, Washington (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, Idaho, Shoshone
47.086694, -116.11375
Location Remarks
Hobo Cedar Grove (Hwy 3 to Clarkia, E on FR 321, Hobo Pass along Merry Cr. to FR 321). Elev. 1367 m.
Collectors
Christopher Davidson, Sharon R. Christoph
Notes
Dry roadbank in fir-hemlock-larch forest.