Calflora, a 501c3 non-profit
Distribution by County   11065    
Salix lasiandra  Benth.  var. lasiandra 
Pacific willow
Salix lasiandra var. lasiandra is a tree that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alameda: 24 Lassen: 12 Plumas: 60 Sierra: 11
Alpine: 6 Los Angeles: 43 Riverside: 14 Siskiyou: 38
Butte: 37 Madera: 2 Sacramento: 11 Solano: 2
Calaveras: 2 Marin: 46 San Benito: 3 Sonoma: 34
Colusa: 5 Mariposa: 10 San Bernardino: 37 Stanislaus: 1
Contra Costa: 6 Mendocino: 15 San Diego: 28 Sutter: 1
Del Norte: 7 Merced: 1 San Francisco: 35 Tehama: 13
El Dorado: 27 Modoc: 23 San Joaquin: 3 Trinity: 11
Fresno: 12 Mono: 14 San Luis Obispo: 22 Tulare: 21
Glenn: 1 Monterey: 11 San Mateo: 86 Tuolumne: 3
Humboldt: 43 Napa: 4 Santa Barbara: 22 Ventura: 77
Inyo: 17 Nevada: 18 Santa Clara: 8 Yolo: 10
Kern: 10 Orange: 24 Santa Cruz: 14 Yuba: 5
Lake: 1 Placer: 9 Shasta: 22

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: 01/17/2026).