Horseweed

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

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

From WordNet (r) 2.0 [wn]:



  horseweed
       n 1: erect perennial strong-scented with serrate pointed leaves
            and a loose panicle of yellowish flowers; the eastern
            United States [syn: {horse balm}, {stoneroot}, {stone-root},
             {richweed}, {stone root}, {Collinsonia canadensis}]
       2: 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: {Canadian fleabane}, {fleabane}, {Conyza
          canadensis}, {Erigeron canadensis}]