Calflora
Distribution by County   1683    
Castilleja attenuata  (A. Gray) T. I. Chuang & Heckard
Narrow leaved owl's clover,   Valley tassels
Castilleja attenuata, a dicot, is an annual herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alameda: 22 Kings: 1 Plumas: 1 Solano: 33
Amador: 17 Lake: 36 Riverside: 1 Sonoma: 61
Butte: 159 Los Angeles: 2 Sacramento: 164 Stanislaus: 13
Calaveras: 18 Madera: 17 San Benito: 52 Sutter: 10
Colusa: 26 Marin: 56 San Diego: 29 Tehama: 43
Contra Costa: 43 Mariposa: 42 San Joaquin: 2 Trinity: 16
Del Norte: 2 Mendocino: 29 San Luis Obispo: 74 Tulare: 37
El Dorado: 26 Merced: 23 San Mateo: 34 Tuolumne: 61
Fresno: 52 Mono: 1 Santa Barbara: 30 Ventura: 11
Glenn: 6 Monterey: 53 Santa Clara: 46 Yolo: 12
Humboldt: 20 Napa: 56 Santa Cruz: 6 Yuba: 8
Imperial: 1 Nevada: 12 Shasta: 32
Kern: 77 Placer: 23 Siskiyou: 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]. 2022. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 07/02/2022).