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A creeping, poisonous woodland plant (Mercurialis perennis) of Europe, having small greenish flowers.
(Plants) a hairy somewhat poisonous euphorbiaceous perennial, Mercurialis perennis, having broad lanceolate toothed leaves and small greenish male and female flowers, the males borne in catkins. It often carpets shady woodlands
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|Noun||1.||dog's mercury - European perennial weedy plant with greenish flowers|
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests