280 A COMPENDIUM OF 
white, inclosing a curved embryo; odor, little 
or none; taste, bitter, nauseous,, and oily. The 
seeds of the DaturiaStramonium contain resin, 
mucilage, proteids, ash, daturine and 25 per 
cent. of fixed oil. Their medical properties are 
diuretic and narcotic, having the power to di- 
late the pupil of the eye. The officinal prepar- 
ations are the extract, fluid extract, and tinc- 
ture. The dose of the extract, % to1 grain; of 
the fluid extract, 1 to 5 drops; of the tincture, 
to to 20 drops, The name is probably derived 
from the Sanskript word /hatoora, and used by 
the Hindoos as a medicine. 
Daturine which was for a while believed to be 
two alkaloids, differing from each other in 
weight, and termed light and heavy daturine, 
it is now known that the alkaloid is a mixture 
having the same composition as that of atro- 
pine and hyoscyamine. 
