- Glacier National Park, along Cracker Lake Trail2
- Glacier National Park, along Cracker Lake Trail above Canyon Creek2
- Glacier National Park, near Lake McDonald2
- Grand Portage Island2
- Greenland2
- Idaho2
- Jasper National Park, ridge opposite Angel Glacier2
- Mt. Rainier National Park, Mt. Wow2
- Mt. Rainier National Park, summit of Pinnacle Peak2
- New York2
- No data2
- Payette Lakes2
- Rocky Mountain National Park, Longs Peak2
- Utah2
- Vancouver Island, Minn. Bot. Station2
- Abaroka Range, Beartooth Pass along US 12 east of Yellowstone National Park1
- Algonquin Park, Canoe Lake1
- Along brook below Indian Falls on Marcy Trail, near Lake Placid1
- At Laggan, Alta Pass1
- At Pine Tree Point on Lake Huron side of Bruce Peninsula west of Miller Lake1