Taxon  Report   2433 
Crossosoma californicum  Nutt.
California rockflower,  Catalina crossosoma
Crossosoma californicum
© 2011 Dylan Neubauer
Click on a photo to see it bigger.
Crossosoma californicum
© 2011 Neal Kramer
Crossosoma californicum, a dicot, is a shrub that is native to California and Isla Guadalupe, BA.
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Crossosoma californicum
© 2005 Palos Verdes Peninsula Land Conservancy
Genus: Crossosoma
Coastal Sage Scrub
Distribution by County 

Add an Observation of  Crossosoma californicum

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
More information about  Crossosoma californicum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Feb 24, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.