zanthoxylum fraxineum

from WordNet (r) 3.0 (2006)
Zanthoxylum fraxineum
    n 1: small deciduous aromatic shrub (or tree) having spiny
         branches and yellowish flowers; eastern North America [syn:
         {toothache tree}, {sea ash}, {Zanthoxylum americanum},
         {Zanthoxylum fraxineum}]
    

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