C 407 3 



Indian, operate as much as five of the Englifh rhubarb; 

 but others think the difference is fcarcely fo great. In 

 point of aftringency, the Englifh rhubarbs do not percep- 

 tibly differ from the foreign. 



Finally — If the Englifh rhubarb (hould be allowed to be 

 inferior to the foreign, (which is perhaps doubtful) it ap- 

 pears probable that this inferiority is owing only to fuch 

 circumftances as are in the power of attention and induflry 

 to obviate, and that this might be done in a good meafure 

 by attending to the following particulars : — 



ifl; A due regard to the age of the plant when taken 

 up. — idly; To its being cut tranfverfely, rafped on the 

 outfide, having the fappy parts cut out, and being quickly 

 dried. — 3dly; To its being kept fome time (how long 

 experience will di£late) after it is dry', before it be ufed. . 



Experiments relative to the Medical Effe^s of Turkey 

 Rhuharby and of the Englifh Rhubarbs ^ No. I. and 

 No. II. made on Patients of the Pauper Charity. 



[By Dr. Parry.] 



N. B. The mark ( — ) in the fecond column, fignifks 

 that the number of flools was unknown. 



Class I. 



Comparative EffeSis of the three Kinds.. 



Harriet Allen, aged i } year : Difcafe, ficknefs and purging 

 after the confluent fmall-pox; on the 25th of April 17B5, 

 Hie took eight grains of ipecacuanha, which operated well. 



English 



