Calflora, a 501c3 non-profit
Distribution by County   1220    
Bromus vulgaris  (Hook.) Shear
Columbia brome,   Common brome
Bromus vulgaris is an annual grasslike herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Butte: 14 Madera: 1 Plumas: 10 Siskiyou: 24
Colusa: 1 Marin: 17 Sacramento: 1 Sonoma: 20
Del Norte: 13 Mariposa: 6 San Luis Obispo: 8 Tehama: 2
El Dorado: 4 Mendocino: 22 San Mateo: 84 Trinity: 9
Glenn: 1 Monterey: 8 Santa Clara: 19 Tuolumne: 1
Humboldt: 58 Napa: 2 Santa Cruz: 21 Yuba: 1
Lake: 5 Nevada: 3 Shasta: 2
Los Angeles: 1 Placer: 2 Sierra: 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]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/30/2023).