Markweed

2 definitions found

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

  markweed \markweed\ n.
     A climbing plant ({Toxicodendron radicans}) common in eastern
     and central U. S. with ternate leaves and greenish flowers
     followed by white berries. It yields an irritating oil that
     causes a rash on contact; commonly called {poison ivy}.
  


     Syn: poison ivy, poison mercury, poison oak, {Toxicodendron
          radicans}, {Rhus radicans}.
          [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  markweed
       n : climbing plant common in eastern and central United States
           with ternate leaves and greenish flowers followed by
           white berries; yields an irritating oil that causes a
           rash on contact [syn: {poison ivy}, {poison mercury}, {poison
           oak}, {Toxicodendron radicans}, {Rhus radicans}]