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Distribution by County   6465    
Phragmites australis  (Cav.) Steud.
Common reed
Phragmites australis is a perennial grasslike herb that is native to California, and also found elsewhere in North America and beyond.
This plant can be invasive in parts of California.

Note:There are both native and non-native populations of Phragmites australis growing in California, and are difficult to distinguish
Record Count by County

Alameda: 3 Kern: 10 Riverside: 30 Santa Clara: 11
Alpine: 1 Lake: 13 Sacramento: 281 Santa Cruz: 1
Colusa: 5 Lassen: 5 San Benito: 8 Shasta: 3
Contra Costa: 20 Los Angeles: 8 San Bernardino: 75 Solano: 93
Fresno: 11 Marin: 1 San Diego: 41 Sonoma: 3
Glenn: 1 Mono: 32 San Joaquin: 43 Stanislaus: 3
Humboldt: 3 Monterey: 4 San Luis Obispo: 11 Tulare: 1
Imperial: 28 Napa: 5 San Mateo: 14 Ventura: 12
Inyo: 110 Orange: 4 Santa Barbara: 3 Yolo: 3

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).