Taxon  Report   1503 
Carduus nutans  L.
Musk thistle,  nodding plumeless thistle
Carduus nutans, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.
The California Invasive Plant Council classifies its potential impact on native ecosystems as moderate   (plant profile / CalWeedMapper).

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 Distribution by County 

point, line, or polygon

one or more occurrences within a 7.5-minute quadrangle

 Plant Characteristics
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Bloom Period
Carduus nutans
© 2005 Louis-M. Landry
Carduus nutans
© 2007 Steve Matson
weed, characteristic of disturbed places
Habitat: disturbed [Walker]
Genus: Carduus
Add an Observation of  Carduus nutans
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Carduus macrocephalus
PLANTS: Carduus macrolepis
PLANTS: Carduus nutans ssp. leiophyllus
PLANTS: Carduus nutans ssp. macrocephalus
PLANTS: Carduus nutans ssp. macrolepis
PLANTS: Carduus nutans ssp. nutans
PLANTS: Carduus nutans var. leiophyllus
PLANTS: Carduus nutans var. macrocephalus
PLANTS: Carduus nutans var. vestitus
 Information about  Carduus nutans  from other sources:

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora (TJM2)

Records from the Consortium of California Herbaria

Original Publication citation. on the International Plants Names Index

Search (Flora of North America)

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Mar 29, 2015).

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

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