erigeron_canadensis
1. [ noun ] (botany) common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron
Synonyms: Canadian_fleabane fleabane Conyza_canadensis horseweed
Related terms: weed Conyza
Similar spelling:   Erigeron_aurantiacus
  Erigeron_divergens
  Erigeron_glaucous