Taxon  Report   11464    
Carduus pycnocephalus  L.  ssp. pycnocephalus 
Italian thistle
Carduus pycnocephalus ssp. pycnocephalus, a dicot, is an annual herb that is not native to California.

Bloom Period
Genus: Carduus
Parent: Carduus pycnocephalus
Name Status:
Accepted by ICPN

More information about  Carduus pycnocephalus ssp. pycnocephalus
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

Search (Flora of North America)

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Consortium of California Herbaria

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]. 2020. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: May 25, 2020).