Calflora, a 501c3 non-profit
Distribution by County   11880    
Notholithocarpus densiflorus  (Hook. & Arn.) Manos, C.H. Cannon, & S. Oh
Tanoak
Notholithocarpus densiflorus is a tree or shrub that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 2 Marin: 526 San Benito: 8 Siskiyou: 9
Butte: 91 Mariposa: 14 San Luis Obispo: 40 Sonoma: 290
Calaveras: 2 Mendocino: 302 San Mateo: 174 Tehama: 4
Del Norte: 25 Monterey: 93 Santa Barbara: 73 Trinity: 35
El Dorado: 27 Napa: 23 Santa Clara: 75 Ventura: 9
Fresno: 2 Nevada: 20 Santa Cruz: 198 Yuba: 26
Humboldt: 143 Placer: 33 Shasta: 37
Lake: 1 Plumas: 22 Sierra: 18

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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/21/2024).