Calflora, a 501c3 non-profit
Distribution by County   7388    
Scirpus americanus  Pers.

(not an active name)
American tule,   Olney's bulrush
Scirpus americanus is a perennial grasslike herb that is native to California, and also found elsewhere in North America and beyond.
also called Schoenoplectus americanus
Record Count by County

Alameda: 6 Lassen: 1 Plumas: 5 Santa Cruz: 19
Alpine: 2 Los Angeles: 35 Riverside: 95 Shasta: 1
Butte: 2 Madera: 2 Sacramento: 10 Solano: 99
Calaveras: 1 Marin: 23 San Benito: 144 Sonoma: 10
Colusa: 4 Mendocino: 9 San Bernardino: 64 Trinity: 1
Contra Costa: 13 Merced: 11 San Diego: 159 Tuolumne: 2
Fresno: 116 Modoc: 1 San Francisco: 3 Ventura: 61
Humboldt: 5 Mono: 51 San Luis Obispo: 32 Yolo: 3
Imperial: 8 Monterey: 18 San Mateo: 36 Yuba: 2
Inyo: 70 Napa: 5 Santa Barbara: 27
Kern: 19 Orange: 51 Santa Clara: 29

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: 12/03/2024).