Calflora
Taxon  Report   10161 
Onopordum acanthium  L.
Scotch cottonthistle
Onopordum acanthium
© 2001 CDFA
More photos from
CalPhotos / Calflora
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

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
Onopordum acanthium
© 2007 Louis-M. Landry
Family: ASTERACEAE  
Genus: Onopordum
Subspecies and Varieties:
Name Status:
Accepted by ICPN + PLANTS + JM93
 
More information about  Onopordum acanthium
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (ONAC)

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Sep 24, 2018).

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