Calflora, a 501c3 non-profit
Distribution by County   5895    
Oenothera elata  Kunth
Evening primrose,   Hooker's evening primrose
Oenothera elata is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alameda: 11 Lassen: 7 Plumas: 11 Sierra: 1
Alpine: 11 Los Angeles: 117 Riverside: 60 Solano: 2
Amador: 4 Madera: 5 Sacramento: 15 Sonoma: 7
Butte: 21 Marin: 10 San Bernardino: 61 Stanislaus: 3
Calaveras: 2 Mariposa: 16 San Diego: 284 Sutter: 3
Colusa: 1 Mendocino: 6 San Francisco: 21 Tehama: 3
Contra Costa: 18 Merced: 7 San Joaquin: 4 Trinity: 1
El Dorado: 13 Mono: 54 San Luis Obispo: 53 Tulare: 5
Fresno: 7 Monterey: 37 San Mateo: 89 Tuolumne: 1
Glenn: 1 Napa: 2 Santa Barbara: 55 Ventura: 68
Humboldt: 3 Nevada: 5 Santa Clara: 8 Yolo: 3
Inyo: 37 Orange: 121 Santa Cruz: 29 Yuba: 3
Kern: 18 Placer: 8 Shasta: 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).