nightshade

NIGHTSHADE, n. A plant of the genus Solanum. The deadly nightshade is of the genus Atropa; the American nightshade of the genus Phytolacea; the bastard nightshade of the genus Rivina; the enchanter's nightshade of the genus Circaea; the Malabar nightshade of the genus Basella; and the three-leaved nightshade of the genus Trillium.