294 
ON AN ARTICLE PURPORTING TO BE JALAP. 
stance, which allowed him to compare the analyses of the 
two jalaps together, as follows: 
Officinal 
Rose Scented 
Jalap* 
Jalap. 
Resin, - 
17.65 
3.23 
Molasses obtained by Alcohol, 
19.00 
16.47 
Brown sugary extract, obtained by water, 
9.05 
5.92 
Gum, - 
10.12 
3.88 
Starch, - 
18.78 
22.69 
Lignin, - 
21.60 
46.00 
Loss, - 
3.80 
1.81 
100. 100. 
An essay was also caused to be made by M. G. in one of 
the French Hospitals, of the purgative value of this false 
jalap, but it proved to be ineffectual in four different cases. 
A. D. 
