Calflora, a 501c3 non-profit
Distribution by County   10923    
Herniaria hirsuta  L.  var. cinerea  (DC.) Loret & Barrandon
Herniaria
Herniaria hirsuta var. cinerea is an annual herb that is not native to California.
Record Count by County

Alameda: 18 Madera: 5 San Bernardino: 18 Stanislaus: 12
Butte: 1 Mariposa: 4 San Diego: 32 Tehama: 2
Calaveras: 1 Merced: 5 San Joaquin: 7 Tulare: 4
Colusa: 1 Monterey: 13 San Luis Obispo: 74 Tuolumne: 3
Contra Costa: 2 Napa: 2 Santa Barbara: 15 Ventura: 20
Fresno: 14 Orange: 2 Santa Clara: 3 Yolo: 1
Kern: 27 Placer: 1 Santa Cruz: 2
Kings: 1 Riverside: 15 Shasta: 1
Los Angeles: 47 San Benito: 57 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]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/10/2025).