Calflora, a 501c3 non-profit
Distribution by County   10316    
Rostraria cristata  (L.) Tzvelev

(not an active name)
Mediterranean hairgrass
Rostraria cristata is an annual grasslike herb that is not native to California.
also called Koeleria gerardi
Record Count by County

Alameda: 8 Madera: 11 Sacramento: 12 Sonoma: 3
Butte: 30 Marin: 1 San Benito: 5 Stanislaus: 3
Colusa: 6 Mendocino: 2 San Bernardino: 3 Sutter: 2
Contra Costa: 4 Merced: 4 San Diego: 15 Tehama: 30
El Dorado: 4 Monterey: 6 San Joaquin: 1 Tulare: 2
Fresno: 15 Napa: 1 San Luis Obispo: 10 Yolo: 13
Glenn: 5 Orange: 8 San Mateo: 8 Yuba: 1
Kern: 34 Placer: 2 Santa Barbara: 37
Lake: 1 Plumas: 2 Santa Clara: 1
Los Angeles: 2 Riverside: 4 Solano: 4

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).