162 
EXAMINATION OF THE BARK OF MONESIA. 
without real importance, hindered us from pronouncing upon 
this point. 
It results from the experiments which we have presented, 
that Monesia bark contains in the hundred parts of dry- 
bark, 
1. Aromatic principle? Imponderable traces. 
2. Crystalline fatty matter, > stearine. 
Chlorophylle and wax, 3 1.2 
3. Glycyrrhizine, 1.4 
4. Monesine, (or acrid matter resembling saponine,) 4.7 
5. Tannin, or tannic acid 7.5 
6. Red coloring matter, resembling that of cinchona 
or catechu, 
7. Gum, a small quantity, 
8. Malic acid, 
9. Malate of lime, 
10. Phosphate of lime, 
" of magnesia, 
Sulphate of potassa, 
Chloride of potassium, 
Malate of potassa, 
Oxides of iron, manganese, silica, ^ 
11. Pectic acid, or pectine 
12. Lignin, or ligneous fibre, 
Loss, 
9.2 
not appreciated. 
1.3 
3.0 
71.7 
100.0 
Pharmaceutical Preparations. 
The pharmaceutical forms under which Monesia at the pre- 
sent time has been used, are the following: 
1, an extract obtained by water; 2, a syrup; 3, a hydro-al- 
coholic tincture; 4, a pommade; 5, the acrid matter, or Mone- 
sine. 
Extract of Monesia, 
We have prepared this extract by exhausting the bark in 
coarse powder with water, by means of a displacement appa- 
