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Definition of Poisonous nightshade
1. Noun. Poisonous perennial Old World vine having violet flowers and oval coral-red berries; widespread weed in North America.
Exact synonyms: Bittersweet, Bittersweet Nightshade, Climbing Nightshade, Deadly Nightshade, Solanum Dulcamara, Woody Nightshade
Group relationships: Genus Solanum, Solanum
Generic synonyms: Nightshade
Group relationships: Genus Solanum, Solanum
Generic synonyms: Nightshade