Calflora
Taxon  Report   2126    
Cirsium douglasii  DC.  var. breweri  (A. Gray) D. J. Keil & C. E. Turner
Brewer's swamp thistle,  Douglas' thistle
Cirsium douglasii var. breweri
© 2010 John Dittes
Photos from
CalPhotos / Calflora
Cirsium douglasii var. breweri
© 2010 Sangeet Khalsa
Cirsium douglasii var. breweri
© 2011 Julie Kierstead Nelson
Cirsium douglasii var. breweri, a dicot, is a perennial herb that is native to California, is endemic (limited) to California.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Cirsium douglasii var. breweri
© 2010 Sangeet Khalsa
Family: ASTERACEAE  
Genus: Cirsium
Parent: Cirsium douglasii
Communities: Coastal Prairie, Yellow Pine Forest, Douglas-Fir Forest, wetland-riparian

Wetlands: Occurs in wetlands

Serpentine affinity: 3; (strong indicator)

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Cirsium breweri var. lanosissimum
PLANTS: Cirsium breweri
PLANTS: Cirsium douglasii var. canescens
More information about  Cirsium douglasii var. breweri
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (CIDOB2)

Search the International Plants Names Index

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 18, 2018).