Cirsium occidentale var. californicum Calflora

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Taxon Report

Cirsium occidentale (Nutt.) Jeps. var. californicum (A. Gray) D. J. Keil & C. E. Turner

Bigelow thistle, California thistle, Cobwebby thistle

Cirsium occidentale var. californicum is a perennial herb that is native to California, and endemic (limited) to California.


	Plant Range Observation Search ~971 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Parent:	Cirsium occidentale
Genus:	Cirsium
Family:	Asteraceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Habitat: slopes

Communities: Coastal Sage Scrub, Yellow Pine Forest, Southern Oak Woodland, Foothill Woodland, Chaparral

Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:


PLANTS	Cirsium californicum ssp. pseudoreglense
PLANTS	Cirsium californicum var. bernardinum
PLANTS	Cirsium californicum

Information about Cirsium occidentale var. californicum from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (CIOCC4) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist ID Tips on PlantID.net	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape BONAP Distribution Map Consortium of California Herbaria 2 Search the Native American Ethnobotany Database	Add an Observation Location Suitability Planting Guide Distribution by County
photos / record / common / links

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 03/30/2025).