Taxon  Report   3527    
Eschscholzia rhombipetala  Greene
Diamond petaled california poppy,  Diamondpetal california poppy
Eschscholzia rhombipetala
© © 2015 Lesley Hamamoto
Photos from
CalPhotos / Calflora
Eschscholzia rhombipetala
© 2015 Lesley Hamamoto
Eschscholzia rhombipetala, a dicot, is an annual herb that is native to California, believed to be extinct(questionable).
CNPS Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Eschscholzia rhombipetala
© 2015 Lesley Hamamoto
Genus: Eschscholzia
Communities: Valley Grassland
Name Status:
Accepted by JEF + CNPS + PLANTS

More information about  Eschscholzia rhombipetala
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

ITIS Original Publication citation


Search the International Plants Names Index

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 20, 2019).