Taxon  Report   2133 
Cirsium hydrophilum  (E. Greene) Jepson  var. hydrophilum 
Suisun thistle
Cirsium hydrophilum var. hydrophilum
© 2010 Doug Wirtz
CalPhotos: click on a
photo to see it bigger
Cirsium hydrophilum var. hydrophilum, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.1 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

It is listed by the Federal Government as Endangered .

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Cirsium hydrophilum var. hydrophilum
© 2010 Doug Wirtz
Family: ASTERACEAE  
Genus: Cirsium
Parent Record Cirsium hydrophilum
Communities:
Coastal Salt Marsh, wetland-riparian
Habitat: salt-marsh [CNPS Inventory]
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Cirsium hydrophilum var. hydrophilum

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

PLANTS: Cirsium vaseyi var. hydrophilum
More information about  Cirsium hydrophilum var. hydrophilum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)

USDA PLANTS Profile (CIHYH)

Search the International Plants Names Index

Search efloras.org (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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Jul 23, 2016).

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