genus toxicodendron

from WordNet (r) 3.0 (2006)
genus Toxicodendron
    n 1: in some classifications: comprising those members of the
         genus Rhus having foliage that is poisonous to the touch;
         of North America and northern South America [syn:
         {Toxicodendron}, {genus Toxicodendron}]
    

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