Calflora
Taxon  Report   7622    
Silybum marianum  (L.) Gaertn.
Blessed milkthistle,  Milk thistle
Silybum marianum, a dicot, is an annual or perennial herb that is not native to California; it has been naturalized in the wild. Cal-IPC rating: Limited
Observation Hotline
(observation details)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: ASTERACEAE  
Genus: Silybum
Habitat: disturbed

Communities: weed, characteristic of disturbed places

Name Status:
Accepted by ICPN + PLANTS

Alternate Names:
PLANTS: Carduus marianus
PLANTS: Mariana mariana
More information about  Silybum marianum

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: https://www.calflora.org/   (Accessed: Oct 13, 2019).