Calflora, a 501c3 non-profit
Distribution by County   150    
Agrostis idahoensis  Nash
Colonial bentgrass,   Idaho bentgrass
Agrostis idahoensis is a perennial grasslike herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alpine: 12 Kern: 2 Placer: 38 Tehama: 6
Amador: 12 Lassen: 7 Plumas: 11 Trinity: 5
Butte: 16 Los Angeles: 7 Riverside: 28 Tulare: 62
Calaveras: 3 Madera: 7 San Bernardino: 75 Tuolumne: 20
El Dorado: 32 Mariposa: 21 San Diego: 1 Yolo: 1
Fresno: 56 Mendocino: 6 Shasta: 8 Yuba: 2
Humboldt: 9 Mono: 57 Sierra: 7
Inyo: 37 Nevada: 31 Siskiyou: 1

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: 11/22/2024).