Taxon  Report   2140 
Cirsium occidentale  (Nutt.) Jepson  var. californicum  (A. Gray) Keil & Turner
Bigelow thistle,  California thistle, Cobwebby thistle
Cirsium occidentale var. californicum
© 2008 Thomas Stoughton
Click on a photo to see it bigger.
Cirsium occidentale var. californicum
© 2004 Tom Greer
Cirsium occidentale var. californicum
© 2011 Steven Thorsted
Cirsium occidentale var. californicum, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.

Interactive Distribution Map

Observation Hotline
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point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Cirsium occidentale var. californicum
© 2007 Matt Below
Genus: Cirsium
Parent Record Cirsium occidentale
Coastal Sage Scrub, Southern Oak Woodland, Foothill Woodland, Chaparral, Yellow Pine Forest
Habitat: slopes
Distribution by County 

Add an Observation of  Cirsium occidentale var. californicum

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Cirsium californicum ssp. pseudoreglense
PLANTS: Cirsium californicum var. bernardinum
PLANTS: Cirsium californicum
More information about  Cirsium occidentale var. 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: Jan 23, 2018).

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