Calflora
Taxon  Report   12089    
Tetrapteron palmeri  (S. Watson) W.L. Wagner & Hoch
Palmer's evening primrose,  Palmer's sun cup
Tetrapteron palmeri, a dicot, is an annual herb that is native to California, is also found outside of California, but is confined to western North America.
also called Camissonia palmeri
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: ONAGRACEAE  
Genus: Tetrapteron

Communities: Creosote Bush Scrub, Joshua Tree Woodland, Foothill Woodland
Name Status:
Accepted by JEF

Alternate Names:
JEF: Camissonia palmeri
JEF: Oenothera palmeri
More information about  Tetrapteron palmeri
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

Search efloras.org (Flora of North America)

Landscape information from Calscape

Photos on PlantID.net   /   Google Images

Consortium of California Herbaria


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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jul 10, 2020).