Calflora, a 501c3 non-profit
Distribution by County   6355    
Phacelia linearis  (Pursh) Holz.
Linear leaf phacelia, Narrow leafed phacelia, Thread leaf phacelia, Threadleaf phacelia
Phacelia linearis is an annual herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alpine: 5 Modoc: 52 San Bernardino: 1 Trinity: 9
Lassen: 87 Monterey: 1 Shasta: 19 Tulare: 1
Mariposa: 1 Nevada: 4 Sierra: 7
Mendocino: 1 Plumas: 19 Siskiyou: 129

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: 02/08/2026).