The Collaborative International Dictionary
Xanthoxylum Carolinianum
Prickly ash \Prickly ash\ (Bot.),
A prickly shrub ( Xanthoxylum Americanum) with yellowish flowers appearing with the leaves; also called toothache tree. All parts of the plant are pungent and aromatic. The southern species is Xanthoxylum Carolinianum.
--Gray.(Bot.), Hercules'-club, also called the Angelica tree.