Photo: Conyza canadensis 1.
Botanical name:
Closeup of flowering/seeding top. Botanical garden Kumpula, Helsinki, Finland. Wild. 1999-09-07.
Conyza canadensis (L.) Cronq.
Engl.: Canadian fleabane, Canadian horseweed, butterweed, coltstail, fireweed, fleawort, hogweed, horseweed, mare's tail, prideweed, scabious.
Deu.: Kanadisches Berufkraut.
Suom.: kanadankoiransilmä.
Sven.: kanadabinka.
Bot. syn.: Erigeron canadensis L., Leptilon canadense Britt. & A. Brown, Trimorpha canadensis (L.) Lindm.