erigeron canadensis

2 definitions found

erigeron canadensis - Collaborative International Dictionary of English v.0.48 :

  Horseweed \Horse"weed`\, n. (Bot.)
     A composite plant (Erigeron Canadensis), which is a common
     weed.
     [1913 Webster]

erigeron canadensis - WordNet (r) 2.1 (2005) :

  Erigeron canadensis
      n 1: common North American weed with linear leaves and small
           discoid heads of yellowish flowers; widely naturalized
           throughout temperate regions; sometimes placed in genus
           Erigeron [syn: horseweed, Canadian fleabane,
           fleabane, Conyza canadensis, Erigeron canadensis]