ambrosia artemisiifolia

1 definition found

ambrosia artemisiifolia - WordNet (r) 2.1 (2005) :

  Ambrosia artemisiifolia
      n 1: annual weed with finely divided foliage and spikes of green
           flowers; common in North America; introduced elsewhere
           accidentally [syn: common ragweed, Ambrosia artemisiifolia
           ]