Cirsium cymosum Calflora

Calflora, a 501c3 non-profit

Taxon Report

Cirsium cymosum (Greene) J. T. Howell

Peregrine thistle

2008 Steve Matson

2006 Steve Matson

2022 R.A. Chasey

2023 Glen Schneider

2019 Stacie Wolny

2023 R.A. Chasey

Cirsium cymosum is a perennial herb that is native to California, and also found elsewhere in western North America.


	Plant Range Observation Search ~290 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Subspecies and Varieties:
... var. canovirens ... var. cymosum
Genus:	Cirsium
Family:	Asteraceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Ultramafic affinity: 3 - strong indicator

Habitat: slopes

Communities: Yellow Pine Forest, Mixed Evergreen Forest, Foothill Woodland, Chaparral

Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:


PLANTS	Cirsium triacanthum

Information about Cirsium cymosum from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (CICY) 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: 07/11/2025).