|  | 
Definition of Zanthoxylum americanum
1. Noun. Small deciduous aromatic shrub (or tree) having spiny branches and yellowish flowers; eastern North America. 
Exact synonyms: Sea Ash, Toothache Tree, Zanthoxylum Fraxineum
Group relationships: Genus Zanthoxylum, Zanthoxylum
Generic synonyms: Prickly Ash
Group relationships: Genus Zanthoxylum, Zanthoxylum
Generic synonyms: Prickly Ash



