Sarah Gregg   cc-by-nc-sa

Erigeron canadensis (Canadian Horseweed) is a species of shrub in the family Asteraceae. They have a self-supporting growth form. They are native to Rio Grande Do Sul, Distrito Federal, Canada, Pantanal, Rio De Janeiro, Eastern North America, U.S. Virgin Islands, Caatinga, Puerto Rico, Western North America, Paraná, AmazôNia, Mata AtlâNtica, GoiáS, SãO Paulo, The Contiguous United States, Cerrado, Bahia, Pampa, US Minor Outlying Islands, Saint-Pierre Et Miquelon, Minas Gerais, and Santa Catarina. They have simple, broad leaves and white flowers. Flowers are visited by Paragus haemorrhous, Systropus macer, Great Purple Hairstreak, and Yellowjackets. Individuals can grow to 5 feet.

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EOL has data for 77 attributes, including:

Known occurrences, collected specimens and observations of Canadian Horseweed. View this species on GBIF