U.S.A., Montana, Flathead, High water mark of McDonald Creek, 1/4 mile N of the Avalanche Campground turnoff, and 10 miles NE of West Glacier, Montana.
48.68306 -113.821579 Not Georef
48.6830597° N, -113.821579° W
1049 meters
3440 ft.
Common. On boulders above high water mark of McDonald Creek. Dup. ver: John W. Thomson, 3/90. Substrate: Saxicolous.