Place
- Blowing Rock1
- Bow River Watershed, south side of Smith-Dorrien Creek valley, 12 miles northwest of Lower Kananaskis Lake1
- British Columbia9
- Buffalo Horn Canyon1
- CW Greenland, Qasigiannguit1
- California6
- Campobello1
- Canada65
- Cantabrigiae, Nova Anglia1
- Cantwell's Cliffs1
- Centennial Valley1
- Chiapas2
- Chicoutimi, Lac Long1
- Churchill2
- Cochrane B. Spruce Bog1
- Colorado8
- Columbia Falls1
- Colville National Forest, Boulder Cruk1
- Connecticut1
- Contact UM Herbarium12