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



