Calflora, a 501c3 non-profit
Distribution by County   4358    
Iris pseudacorus  L.
Horticultural iris,   Paleyellow iris,   Yellowflag iris,   Water iris
Iris pseudacorus is a perennial herb that is not native to California.
Cal-IPC rating: limited
Record Count by County

Alameda: 7 Marin: 110 Riverside: 4 Santa Clara: 14
Butte: 20 Mariposa: 1 Sacramento: 55 Santa Cruz: 2
Contra Costa: 18 Mendocino: 11 San Benito: 2 Shasta: 22
Del Norte: 1 Merced: 9 San Bernardino: 13 Siskiyou: 6
El Dorado: 5 Monterey: 15 San Diego: 33 Solano: 11
Glenn: 1 Napa: 4 San Francisco: 3 Sonoma: 21
Humboldt: 16 Nevada: 4 San Joaquin: 18 Tuolumne: 2
Kern: 5 Orange: 47 San Luis Obispo: 9 Ventura: 5
Los Angeles: 26 Placer: 3 San Mateo: 15 Yolo: 6
Madera: 5 Plumas: 1 Santa Barbara: 8

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).