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A Eurasian plant (Alliaria petiolata) in the mustard family, having small white flowers and an odor of garlic and commonly occurring as a weed in North America.
(Plants) a plant, Alliaria petiolata, of N temperate regions, with small white flowers and an odour of garlic: family Brassicaceae (crucifers). Also called: jack-by-the-hedge or hedge garlic
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|Noun||1.||garlic mustard - European herb that smells like garlic|