Calflora, a 501c3 non-profit
Distribution by County   4488    
Juncus patens  E. Mey.
Common rush,   Spreading rush
Juncus patens is a perennial grasslike herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 73 Marin: 371 San Benito: 1 Solano: 7
Butte: 26 Mendocino: 74 San Diego: 5 Sonoma: 186
Colusa: 4 Monterey: 67 San Francisco: 57 Tehama: 5
Contra Costa: 46 Napa: 20 San Luis Obispo: 68 Trinity: 23
El Dorado: 2 Nevada: 2 San Mateo: 203 Ventura: 11
Glenn: 2 Orange: 16 Santa Barbara: 108 Yolo: 8
Humboldt: 32 Placer: 2 Santa Clara: 73
Lake: 12 Riverside: 2 Santa Cruz: 128
Los Angeles: 26 Sacramento: 6 Shasta: 2

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).