Calflora, a 501c3 non-profit
Distribution by County   1735    
Castilleja tenuis  (A. Heller) T. I. Chuang & Heckard
Hairy indian paintbrush,   Hairy owl's clover
Castilleja tenuis is an annual herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alpine: 20 Humboldt: 1 Mono: 23 Sierra: 40
Amador: 5 Inyo: 3 Nevada: 48 Siskiyou: 2
Butte: 24 Kern: 4 Placer: 37 Tehama: 6
Calaveras: 3 Lake: 1 Plumas: 93 Trinity: 4
Del Norte: 1 Lassen: 42 San Benito: 1 Tulare: 16
El Dorado: 46 Madera: 7 San Bernardino: 13 Tuolumne: 30
Fresno: 20 Mariposa: 21 San Diego: 3 Ventura: 5
Glenn: 3 Modoc: 31 Shasta: 13 Yuba: 6

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: 11/23/2024).