Taxon  Report   11667 
Erigeron canadensis  L.
Horseweed
Erigeron canadensis , a dicot, is an annual herb that is native to California and is also found elsewhere in North America and beyond.
 

 Interactive Distribution Map 


 Observation Hotline 
 (observation details + photos)



 Distribution by County 

 Plant Characteristics
 and Associations



Bloom Period
Erigeron canadensis
© 2005 Luigi Rignanese
Erigeron canadensis
© 2009 Neal Kramer
Communities: weed, characteristic of disturbed places, wetland-riparian
Habitat: disturbed [Walker]
Wetlands:Equally likely to occur in wetlands or non wetlands [U.S. Fish & Wildlife Service.]
Family: ASTERACEAE  
Genus: Erigeron
Add an Observation of  Erigeron canadensis
Name Status:
Accepted by TJM2
PLANTS: accepted name: Conyza canadensis var. canadensis
Other Names:
(according to)

TJM2: Conyza canadensis
 Information about  Erigeron canadensis  from other sources:
USDA PLANTS Profile (COCAC3)

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / Flickr / Google Images

website references on Google

Jepson eFlora (TJM2)

Records from the Consortium of California Herbaria

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Oct 01, 2014).

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

Applications About Calflora Search for Plants
Calflora  -  1700 Shattuck Avenue   #198,   Berkeley, CA   94709  -  510 883-3148  -  CONTACT