Calflora, a 501c3 non-profit
Distribution by County   8171    
Tsuga mertensiana  (Bong.) Carrière
Mountain hemlock
Tsuga mertensiana is a tree that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alpine: 46 Inyo: 5 Placer: 61 Trinity: 22
Amador: 5 Lassen: 4 Plumas: 18 Tulare: 2
Del Norte: 4 Madera: 17 Shasta: 76 Tuolumne: 61
El Dorado: 59 Mariposa: 37 Sierra: 14
Fresno: 65 Mono: 63 Siskiyou: 40
Humboldt: 1 Nevada: 44 Tehama: 11

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2025. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 02/02/2025).