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An aromatic, spiny North American shrub or tree (Zanthoxylum americanum) whose dried bark has medicinal uses.
Northern prickly ashHerbal medicine
A deciduous shrub that contains alkaloids, coumarins, resins, tannins and volatile oil. Prickly ash bark and berries have a long tradition among herbalists; they are regarded as carminative, diuretic and vasodilatory, and have been used for toothaches, rheumatic pain, and may protect against cancer.