solanum nigrum(n = noun.plant) black nightshade, common nightshade, poison-berry, poisonberry - Eurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edible;
is a kind of nightshade
has particulars: garden huckleberry, solanum burbankii, solanum melanocerasum, solanum nigrum guineese, sunberry, wonderberry

genus solanum, piper nigrum, ribes nigrum, solanum, solanum aviculare, solanum burbankii, solanum carolinense, solanum commersonii, solanum crispum, solanum dulcamara, solanum elaeagnifolium, solanum giganteum, solanum jamesii, solanum jasmoides, solanum macranthum, solanum melanocerasum, solanum melongena, solanum nigrum guineese, solanum pseudocapsicum, solanum quitoense, solanum rostratum, solanum tuberosum, solanum wendlandii, solanum wrightii