Calflora, a 501c3 non-profit
Distribution by County   13925    
Homalothecium nuttallii  (Wilson) A. Jaeger
Homalothecium nuttallii is a moss that is native to California.
Record Count by County

Alameda: 16 Madera: 1 San Benito: 9 Stanislaus: 2
Amador: 1 Marin: 28 San Francisco: 25 Sutter: 1
Butte: 17 Mariposa: 1 San Luis Obispo: 17 Tehama: 4
Contra Costa: 25 Mendocino: 38 San Mateo: 34 Trinity: 42
Del Norte: 10 Merced: 2 Santa Barbara: 8 Tulare: 10
El Dorado: 6 Modoc: 1 Santa Clara: 46 Tuolumne: 2
Fresno: 12 Monterey: 34 Santa Cruz: 33 Ventura: 3
Humboldt: 32 Napa: 2 Shasta: 21 Yuba: 5
Lake: 23 Nevada: 11 Sierra: 1
Lassen: 1 Placer: 3 Siskiyou: 29
Los Angeles: 13 Plumas: 17 Sonoma: 15

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]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 03/16/2026).