stinking nightshade(n = noun.plant) black henbane, henbane, hyoscyamus niger - poisonous fetid Old World herb having sticky hairy leaves and yellow-brown flowers; yields hyoscyamine and scopolamine;
is a kind of herb, herbaceous plant
is a member of genus hyoscyamus, hyoscyamus

alpine enchanter's nightshade, ball nightshade, bittersweet nightshade, black nightshade, climbing nightshade, common nightshade, deadly nightshade, enchanter's nightshade, nightshade, poisonous nightshade, purple nightshade, silver-leaved nightshade, silverleaf nightshade, stinking, stinking bean trefoil, stinking cedar, stinking chamomile, stinking clover, stinking elder, stinking gladwyn, stinking goosefoot, stinking hellebore, stinking horehound, stinking iris, stinking mayweed, stinking smut, stinking wattle, stinking weed, stinking yew, woody nightshade