es Et 
grows in Spanish America, and the balsam is obtained 
ion during the hot season. It is of a yellowish brown color, 
ing 
; to red. This is the mildest of all the balsams. Tt has 
been esteemed as an expectorant, but ‘its powers are very inconsi- 
derable, and it is employed principally on account of its flavor. ] 
s, however, all the virtues of the other balsams, and is more 
ant than the most of them. 
BatsaM or Pert. =” 
= grows in the warmest provinces of South America, 
is remarkable for its elegant appearance. Every part of it abe un 
with resinous juice. Balsam of Peru isa very warm aromatic med 
cine, considerably hotter and more acrid than ¢opaiva. — Its princi 
effects are to warm the habit, strengthen the nervous system, af 
attenuate viscid humors. Hence its use in some kinds of hmas, 
onorrheas, dysenteries, suppressions of the menses, and other dis- 
orders proceeding from debility of the solids. It is also e 
externally for cleansing and healing wounds and ulcers. Two 
_drachms in twenty-four hours is a sufficient dose. ¢ 
“is _ Baum or Ginrap. 
The buds of this tree, in tincture, are very healing for 
ulcerations, and remove pains and other affections of the stom 
and chest. Its virtues, however, are similar to those of other a 
sams. It was anciently obtained from a tree near Mecca, and V Z 
80 highly prized as to be used only by princes. The pure 
' mever reaches this country ; it is adulterated and of an inferior qual- 
ty, and of little medical account. The balm of gilead that has er 
planted to America is supposed not to be the genuine t 
_ Bannavors Tar, on Rock On. Petroleum. 
__ Rock oil is a bitumen of a red color, and thick consi: Paiides, 
isagreeable. smell, and a bitter acrid taste. In medicinal pir 
articipates of howe of oil of aber, and of eurpentine. Hat 
very rarely employed as a medicine ; some 
mon mineral oils, being preferred. An trac 
of stone coal, has been extolled under the name of . 
*xternal purposes, against rheumatic pains, paralytic co 
