Taxon  Report   4547 
Lactuca canadensis  L.
Canada lettuce,  Canada wild lettuce
Lactuca canadensis
© 2006 Louis-M. Landry
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Lactuca canadensis, 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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point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Lactuca canadensis
© 2006 Louis-M. Landry
Family: ASTERACEAE  
Genus: Lactuca
Communities:
weed, characteristic of disturbed places
Habitat: disturbed [Walker]
Wetlands:Usually occurs in non wetlands, but occasionally found in wetlands [U.S. Fish & Wildlife Service.]
Distribution by County 

Add an Observation of  Lactuca canadensis

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Lactuca canadensis var. integrifolia
PLANTS: Lactuca canadensis var. latifolia
PLANTS: Lactuca canadensis var. longifolia
PLANTS: Lactuca canadensis var. obovata
PLANTS: Lactuca canadensis var. typica
PLANTS: Lactuca sagittifolia
PLANTS: Lactuca steelei
More information about  Lactuca canadensis
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images

Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (LACA)

Original Publication citation (ITIS)

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Feb 13, 2016).

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