Taxon  Report   2149 
Cirsium scariosum  Nutt.
Dwarf thistle,  Elk thistle
Cirsium scariosum
© 2005 Christopher L. Christie
CalPhotos: click on a
photo to see it bigger
Cirsium scariosum
© 2015 Richard Spellenberg
Cirsium scariosum
© 2006 Steve Matson
Cirsium scariosum, a dicot, is a perennial herb that is native to California and is also found elsewhere in North America and beyond.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Cirsium scariosum
© 2008 Neal Kramer
Communities:
Sagebrush Scrub, Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Southern Oak Woodland
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Carduus americanus
PLANTS: Cirsium erosum
PLANTS: Cirsium kelseyi
PLANTS: Cirsium lacerum
PLANTS: Cirsium magnificum
PLANTS: Cirsium minganense
PLANTS: Cirsium oreophilum
PLANTS: Cirsium quercetorum var. citrinum
PLANTS: Cirsium scariosum var. thorneae
PLANTS: Cirsium tioganum var. coloradense
PLANTS: Cirsium tioganum var. tioganum
PLANTS: Cirsium tioganum
PLANTS: Cnicus drummondii var. acaulescens
PLANTS: Cirsium drummondii var. oregonense
PLANTS: Cirsium drummondii var. acaulescens
PLANTS: Cirsium drummondii ssp. vexans
PLANTS: Carduus coloradensis
PLANTS: Cirsium ×erosum
PLANTS: Cirsium acaule var. americanum
PLANTS: Cirsium acaulescens
PLANTS: Cirsium americanum
PLANTS: Cirsium butleri
PLANTS: Cirsium coloradense ssp. acaulescens
PLANTS: Cirsium coloradense ssp. longissimum
PLANTS: Cirsium coloradense
PLANTS: Cirsium congdonii
PLANTS: Cirsium drummondii ssp. lanatum
PLANTS: Cirsium drummondii ssp. latisquamum
PLANTS: Cnicus tioganus
XWALK: Cirsium foliosum
XWALK: Cirsium drummondii
More information about  Cirsium scariosum
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
website references from Google

Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (CISC2)

Original Publication citation (ITIS)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center


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: May 03, 2016).

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