Native to Alaska, Alberta, British Columbia, California, Colorado, Idaho, Iowa, Manitoba, Michigan, Minnesota, Montana, Nevada, Northwest Territories, Ontario, Oregon, Québec, Saskatchewan, Utah, Washington, Wisconsin, Wyoming, Yukon (source: POWO). Flora of the World documents 2 occurrences across 1 country.
Location
United States, Idaho, Valley (Cascade)
44.158, -116.118361
Location Remarks
Highway 55 c. 10 km north of the bridge at Banks. Mixed conifer forest along the N. Fork Payette River.
Collectors
Location
United States, Idaho, Adams (New Meadows)
45.189778, -116.304556
Location Remarks
Hwy 55 along the Little Salmon River. Ca. 19 km S of Pollock. Coarse basalt gravel on roadside turnout above the river. 976 m elev.
Collectors
No collectors specified