Taxon  Report   10161 
Onopordum acanthium  L.
Scotch cottonthistle
Onopordum acanthium
© 2007 Louis-M. Landry
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Onopordum acanthium
© 2007 Louis-M. Landry
Onopordum acanthium
© 2013 Richard Spellenberg
Onopordum acanthium, 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: High

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Onopordum acanthium
© 2001 CDFA
Genus: Onopordum
Subspecies and Varieties:
Distribution by County 

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

PLANTS: Onopordum acanthium ssp. acanthium
More information about  Onopordum acanthium
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Jepson eFlora

Records from the Consortium of California Herbaria


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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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Mar 17, 2018).

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