* 
42 A COMPENDIUM OF 
longer recognized, although having the same 
medical properties — diuretic, emetic, sodorific 
and cathartic given in doses of from 5 to 25 
ains (0.3 to 1.6 grams). 
ee Cannabinum, Indian Hemp.— 
Natural order Apocynacez. Like the apocynum 
androsemtfolium in general character; the two 
plants are, in fact, so similar in many respects 
that they are gathered and used as one and the 
same plant. Upon close examination we find 
that in the apocynum cannabinum the stem and 
branches are rather more upright, terminating 
in erect and close, many-flowered cymes that, 
as arule, are shorter than the leaves, while the 
corolla has nearly erect lobes, Otherwise it 
differs in no respect from the other species, 
with its bell-shaped corolla, five stamens, and 
its large ovoidal stigma. The root is the part 
used, and when found in commerce is in long 
cylindrical pieces, varying in length from 4 
inches to several feet; in diameter it is % to % 
of an inch (6 to 8 millimeters), of a pale-brown 
color, wrinkled longitudinally and fissured trans- 
versely; wood porous, with delicate medullary 
_Tays and a thin pith; taste, bitter and nauseous. 
When fresh the root emits a milky juice that 
concretes like caoutchouc. Afocynum contains 
_ ‘tannin, resin, starch, and extractive matter, It 
_ 18 emetic, cathartic, expectorant, antiperiodic, 
and diuretic, and given in doses of 15 to 30 
grains (1 to 2 grams). The decoction is made 
1 04. (4 grams) to a pint of water. 
Asclepias Tuberosa, Pleurisy Root, Silk- 
weed, Butterfly Weed, etc.—Natural order As- 
clepiad 
acee. There are many species belong- 
