Taxon  Report   12089    
Tetrapteron palmeri  (S. Watson) W.L. Wagner & Hoch
Palmer's evening primrose,  Palmer's sun cup
Tetrapteron palmeri
© 2006 Chris Wagner, SBNF
Photos from
CalPhotos / Calflora
Tetrapteron palmeri
© 2011 Neal Kramer
Tetrapteron palmeri
© 2012 Neal Kramer
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.

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Tetrapteron palmeri
© 2013 Xeric Specialties
Genus: Tetrapteron
Communities: Creosote Bush Scrub, Joshua Tree Woodland, Foothill Woodland
Name Status:
Accepted by JEF

Alternate Names:
ICPN: Camissonia palmeri
ICPN: Oenothera palmeri
More information about  Tetrapteron palmeri
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search (Flora of North America)

website references from Google

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 18, 2019).