Place
- Cleburne1
- Col. Cannon1
- Collected at Alpine, Cuyamaca Mts1
- Contra Costa1
- Culberson1
- Davidson1
- Davis Mountains, Little Aguja Canyon1
- Echo Lake1
- Edwards1
- El Paso Gas Pumping Station, Navajo Indian Reservation, P. O. Saint Michaels1
- Enchanted Rock1
- Essex1
- Estabrook1
- Fishing Creek Pond Dam1
- Fluvanna1
- Foot of mt. Washington1
- Fossil Creek Canyon1
- Four miles north of Kenton, lower slope of Mesa de Maya, Block Mesa1
- French Broad River, w. of Hot Springs1
- Frye Canyon, Pinaleno Mts1