Native to Alberta, Arizona, British Columbia, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming (source: POWO). Flora of the World documents 2 occurrences across 1 country.
Location
United States, Idaho, Custer
44.149139, -114.916833
Location Remarks
Redfish Lake
Collectors
Christopher Davidson, Sharon R. Christoph, Roy E. Gereau, Charlotte M. Taylor
Notes
Level, seasonally moist places at the foot of a coarse basalt scree slope.
Location
United States, Idaho, Idaho
45.244, -115.588639
Location Remarks
1.9 km N of Warren Summit on FSR 340, at Mayflower Creek Bridge. Elev. 1904 m.
Collectors
No collectors specified