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Distribution by County   3472    
Erysimum capitatum  (Hook.) Greene
Sanddune wallflower,   Western wallflower
Erysimum capitatum is a perennial herb that is native to California, and also found elsewhere in western North America.
Record Count by County

Alameda: 18 Kings: 5 Orange: 2 Shasta: 59
Alpine: 15 Lake: 36 Placer: 47 Sierra: 44
Amador: 5 Lassen: 20 Plumas: 58 Siskiyou: 73
Butte: 52 Los Angeles: 231 Riverside: 75 Solano: 19
Calaveras: 9 Madera: 14 San Benito: 86 Sonoma: 20
Colusa: 25 Marin: 17 San Bernardino: 194 Stanislaus: 21
Contra Costa: 80 Mariposa: 52 San Diego: 186 Sutter: 8
Del Norte: 64 Mendocino: 37 San Francisco: 5 Tehama: 29
El Dorado: 35 Merced: 2 San Joaquin: 4 Trinity: 56
Fresno: 144 Modoc: 13 San Luis Obispo: 86 Tulare: 93
Glenn: 11 Mono: 94 San Mateo: 8 Tuolumne: 33
Humboldt: 67 Monterey: 91 Santa Barbara: 127 Ventura: 103
Inyo: 60 Napa: 18 Santa Clara: 43 Yolo: 7
Kern: 183 Nevada: 44 Santa Cruz: 3 Yuba: 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]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 01/15/2026).