白羽扇豆

[ noun ]
white-flowered Eurasian herb widely cultivated for forage and erosion control
<noun.plant>

Lupine \Lu"pine\, n. [L. lupinus, lupinum, apparently fr.
lupinus belonging to a wolf, fr. lupus a wolf; perh. so
called because it was supposed to exhaust the soil: cf. F.
lupin. Cf. {Wolf}.] (Bot.)
A leguminous plant of the genus {Lupinus}, especially
{Lupinus albus}, the seeds of which have been used for food
from ancient times. The common species of the Eastern United
States is {Lupinus perennis}. There are many species in
California.


Lupinine \Lu"pin*ine\, n. (Chem.)
An alkaloid found in several species of lupine ({Lupinus
luteus}, {Lupinus albus}, etc.), and extracted as a bitter
crystalline substance, having a formula {C10H19NO}. Called
also l-lupinine

Note: Chemically it is a a bicyclic saturated quinolizine
[1-R-trans]-Octahydro-2H-quinolizine-1-methanol, with
the structure:
CH2OH | /\ H /\ / \|/ \ | | | | N | \ / \ / \/ \/
--[MI11]
[PJC]