Found 2 items, similar to Hyoscyamus niger.
English → English (WordNet) Definition: Hyoscyamus niger Hyoscyamus niger n : poisonous fetid Old World herb having sticky hairy leaves and yellow-brown flowers; yields hyoscyamine and scopolamine [syn: henbane, black henbane, stinking nightshade ]
English → English (gcide) Definition: Hyoscyamus niger Hyoscyamine \Hy`os*cy"a*mine\, n. [See Hyoscyamus.] (Chem.) An alkaloid found in henbane (Hyoscyamus niger), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white crystalline substance, with a sharp, offensive taste. Hyoscyamine is isomeric with atropine, is very poisonous, and is used as a medicine for neuralgia, like belladonna. Called also hyoscyamia, duboisine, etc. [1913 Webster] Hyoscyamus \Hy`os*cy"a*mus\, n. [L., fr. Gr. ?; ? a sow, hog + ? a bean.] 1. (Bot.) A genus of poisonous plants of the Nightshade family; henbane. [1913 Webster] 2. (Med.) The leaves of the black henbane (Hyoscyamus niger ), used in neuralgic and pectorial troubles. [1913 Webster] Henbane \Hen"bane`\, n. [Hen + bane.] (Bot.) A plant of the genus Hyoscyamus (Hyoscyamus niger). All parts of the plant are poisonous, and the leaves are used for the same purposes as belladonna. It is poisonous to domestic fowls; whence the name. Called also, stinking nightshade, from the fetid odor of the plant. See Hyoscyamus. [1913 Webster]