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1. (Plants) a prickly North American araliaceous shrub, Aralia spinosa, with medicinal bark and leaves
2. (Plants) a prickly North American rutaceous tree, Zanthoxylum clava-herculis, with medicinal bark and berries
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|Noun||1.||Hercules'-club - densely spiny ornamental of southeastern United States and West Indies|
prickly ash - any of a number of trees or shrubs of the genus Zanthoxylum having spiny branches
|2.||Hercules'-club - small deciduous clump-forming tree or shrub of eastern United States|
genus Aralia - type genus of Araliaceae; large widely distributed genus of shrubs and trees and vines: spikenard; Hercules'-club