Calflora, a 501c3 non-profit
Distribution by County   4252    
Horkelia tridentata  Torr.
Three toothed horkelia,   Threetooth horkelia
Horkelia tridentata is a perennial herb that is native to California, and found only slightly beyond California borders.
Record Count by County

Alpine: 1 Lake: 1 Placer: 36 Tehama: 35
Amador: 4 Lassen: 2 Plumas: 35 Trinity: 17
Butte: 59 Madera: 1 Sacramento: 1 Tulare: 5
Calaveras: 10 Mariposa: 4 San Diego: 1 Tuolumne: 20
El Dorado: 39 Mendocino: 11 Shasta: 45 Yuba: 20
Fresno: 19 Modoc: 1 Sierra: 3
Humboldt: 14 Nevada: 26 Siskiyou: 14

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).