ifectio Sais L. D. Pubvis Scammo- 
J ides Colocynthidis comp. L.. Pul- 
Scammoniz, Xi + 
Extract. Rhei, e 4 i 
a Bac. Capsici, puly. gr. - 
pee Ole Caryophyl « “4 
9% Made into 16 2 ay vk 
on it ces oe 3 
186 io JaLappa. - 
- Orricrinat. Jalapz Radix. L. E. D. & U.S.  Jalap. 
Cabinet specimens, Jeff. Coll. No. 212 and No. 213—figure 
of the plant, No, 214. 
_ Native of South America, taking its name from thé city of 
a) in Mexico—first introduced into Europe in 1 
“Qvatitizs. Good Jalap has a sweetish, heavy, peculiar: 
odour, when broken; a sweetish, somew hat pungent taste; 
pe is heavy, cémpact, hard, dark black-brown exteriorly—_ 
breaks with a shining resinous fracture, showing the in- 
ternal part of a yellowish-grey a interspersed: with 
wn concentric circles; is pulverulent, furnishing 
a powdel; of a pale brownish-yellow colour; root contains 
resin, gum, extractive, fecula, lignin, and some salts. The 
“ combination of the three first principles seems re uisite 
- for th ion of its full cathartic effect. ‘This forbids 
