Place
- Above Rio Frio, Mex.2
- Algoma2
- Bayfield2
- British Columbia2
- Chiapas2
- Chippewa2
- Contact UM Herbarium2
- Fairbanks2
- Franklin2
- Kansas2
- Namekagon, Clam Lake Field Station2
- North Carolina2
- Reese's Bog, vicinity of Burt & Douglas Lakes2
- Sonora2
- Sugar Island, Chase S. Osborn Preserve2
- About 15 miles SE of Autlan; above Manantlan ranch1
- About 15 miles southeast of Autlán; near summits of mountains below El Cuartón, along trail from Chante about 4 hours with pack animals above Rancho Manantlán1
- Adams1
- Africa1
- Along Toxaway Creek, near Toxaway Gorge1