Taxon  Report   4552 
Lactuca virosa  L.
Bitter lettuce,  Poison wild lettuce
Lactuca virosa
© 2014 Neal Kramer
Click on a photo to see it bigger.
Lactuca virosa
© 2011 Zoya Akulova
Lactuca virosa
© 2009 Zoya Akulova
Lactuca virosa, 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
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Plant Characteristics
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Bloom Period
Lactuca virosa
© 2008 Zoya Akulova
Genus: Lactuca
Mixed Evergreen Forest, Coastal Prairie
Name Status:
Accepted by TJM2 + PLANTS + JM93
More information about  Lactuca virosa
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (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:   (Accessed: Mar 23, 2018).

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