Zanthoxylum clava-herculis

from WordNet (r) 3.0 (2006)

Zanthoxylum clava-herculis
    n 1: densely spiny ornamental of southeastern United States and
         West Indies [syn: {Hercules'-club}, {Hercules'-clubs},
         {Hercules-club}, {Zanthoxylum clava-herculis}]

from The Collaborative International Dictionary of English v.0.48

Hercules'-club \Hercules'-club\, Hercules'-club
\Hercules'-club\, Hercules-club \Hercules-club\prop. n.
   1. (Bot.) A densely spiny ornamental tree ({Zanthoxylum
      clava-herculis}) of the rue family, growing in southeast
      U. S. and West Indies. [WordNet sense 1]

   Note: It belongs to the same genus as one of the trees
         ({Zanthoxylum Americanum}) called {prickly ash}.

   Syn: Hercules'-clubs, Hercules-club, {Zanthoxylum
        clava-herculis}.
        [1913 Webster + WordNet 1.5]

   2. A small, prickly, deciduous clump-forming tree or shrub
      ({Aralia spinosa}) of eastern U.S.; also called {Angelica
      tree} and {prickly ash}. [WordNet sense 2]

   Syn: American angelica tree, devil's walking stick, {Aralia
        spinosa}.
        [1913 Webster + WordNet 1.5]

   3. A variety of the common gourd ({Lagenaria vulgaris}). Its
      fruit sometimes exceeds five feet in length.
      [1913 Webster]