Native to Alberta, Arizona, British Columbia, Colorado, Idaho, Manitoba, Montana, New Mexico, North Dakota, Oklahoma, Ontario, Saskatchewan, South Dakota, Wyoming (source: POWO). Flora of the World documents 1 occurrence across 1 country.
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
W. Douglas Stevens, Christopher Davidson, Sharon R. Christoph, Olga Martha Montiel
Notes
Open, seasonally wet places along the trail, with grasses and sedges