天仙子

[ noun ]
poisonous fetid Old World herb having sticky hairy leaves and yellow-brown flowers; yields hyoscyamine and scopolamine
<noun.plant>

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.


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.

2. (Med.) The leaves of the black henbane ({Hyoscyamus
niger}), used in neuralgic and pectorial troubles.


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}.