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Asteraceae family

Conyza canadensis
(Linnaeus) Cronquist
, Bull. Torrey Bot. Club 70(6): 632.  1943.
Bas.: Erigeron canadensis Linnaeus (1753). 

Indigenous very common herb of open moist spots, especially roadsides, at low and middle elevations and of sandy soil close to the sea.
Native to the Caribbean, Canada, North America, Mesoamerica, South America.


Compare with the rare Conzya bonariensis