Taxon  Report   2125 
Cirsium douglasii  DC.
Douglas' thistle, swamp thistle
Cirsium douglasii, a dicot, is a perennial herb that is native to California and is also found outside of California, but is confined to western North America.
 

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© 2011 Aaron Arthur

© 1998 James B. Gratiot
 Plant Characteristics
 and Associations



Bloom Period
Community: wetland-riparian
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Family: ASTERACEAE  
Genus: Cirsium
Subspecies and Varieties:
Cirsium douglasii var. breweri
Cirsium douglasii var. douglasii
Add an Observation of Cirsium douglasii
Name Status:
Accepted by TJM2 + PLANTS + JM93
 
 Information about  Cirsium douglasii  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google

USDA PLANTS Profile (CIDO2)

Nursery availability and horticultural info on CNPLX

2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley

Original Publication citation. on the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center Native Plant Database

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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Apr 23, 2014).

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

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