Calflora
Taxon  Report   7680    
Sonchus arvensis  L.
Field sowthistle,  Perennial sow thistle
Sonchus arvensis
© 2015 Richard Spellenberg
Photos from
CalPhotos / Calflora
Sonchus arvensis
© 2015 Richard Spellenberg
Sonchus arvensis
© 2015 Richard Spellenberg
Sonchus arvensis, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild.

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
Sonchus arvensis
© 2006 Louis-M. Landry
Family: ASTERACEAE  
Genus: Sonchus
Subspecies and Varieties:
Wetlands: Occurs usually in non wetlands, occasionally in wetlands
Name Status:
Accepted by JEF + PLANTS

 
More information about  Sonchus arvensis
Photos on Google Images
UC Integrated Pest Management Weed Photo Gallery
(profile of this plant as an agricultural weed)

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (SOAR2)

Search the International Plants Names Index

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: https://www.calflora.org/   (Accessed: Nov 16, 2018).

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