Taxon  Report   1503    
Carduus nutans  L.
Musk thistle,  Nodding plumeless thistle
Carduus nutans
© 2018 Elizabeth Brusati
Photos from
CalPhotos / Calflora
Carduus nutans
© 2007 Thomas Stoughton
Carduus nutans
© 2009 Barry Breckling
Carduus nutans, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: Moderate

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Carduus nutans
© 2007 Steve Matson
Genus: Carduus
Communities: weed, characteristic of disturbed places

Arid West: Occurs usually in non wetlands, occasionally in wetlands
Mountains, Valleys and Coast: Occurs in non wetlands

Habitat: disturbed

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Carduus macrocephalus
PLANTS: Carduus macrolepis
ICPN + PLANTS: Carduus nutans ssp. leiophyllus
. . .
More information about  Carduus nutans
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 16, 2019).