HYPOPETALER. “Ss 
milky juice of an acrid and narcotic quality, and are in ge- 
eral of a deleterious nature. Opium, the most valuable of 
cotics, is obtained from the juice of the leaves, stalks, and 
ules of the Papaver somniferum. Opium contains three 
nciples different from those found in other vegetables, 
nic acid, narcotin, and morphia, a substance of an al- 
@ nature, and upon which the anodyne property of opium 
believed to depend. The Papaver orientale is similar in 
properties. The petals of the Red Poppy (Papaver 
are demulcent and slightly narcotic; they also con- 
onsiderable quantity of red colouring matter, which, © 
rding to Dr. Duncan, they yield in infusion. The root 
Calan (Chelidonium majus) is a drastic purgative, and 
varia canadensis is powerfully emetic. 
Officinal Plants. 
Papaver somniferum. 
Papaver Rheeas. 
ovs Properties.—Opium is one of the most 
narcotic poisons ; and the juice of Celandine isan 
irritating poison, extremely caustic and violent in its - 
 napalensis, a plant found in Nepal, is 
powerful ; cison. ae 
deleterious properties do not exist at all in the — 
; these contain a considerable 
een 
ORDER XCIV. 
NYMPH ZACES. 
