Taxon  Report   2325    
Conyza canadensis  (L.) Cronquist  
(no longer an active name)
Canada horseweed,  Canadian horseweed
Conyza canadensis, a dicot, is an annual herb that is native to California, is also found elsewhere in North America and beyond.
Genus: Conyza
Habitat: disturbed

Communities: weed, characteristic of disturbed places, wetland-riparian

Name Status:
Accepted by PLANTS

JEF other name:
Erigeron canadensis

NOTE: Conyza canadensis is no longer an active name.
More information about  Conyza canadensis
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora


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:   (Accessed: Nov 20, 2019).