The virtue* of Cinchona Macpxarrn, a new fpecics, 

 have been lau-Iy ddcribed by l>r. James Clarke in 1m 

 Trcatilc on the Yellow Fever, « here a comparative table 

 of the qoanfty of (ohibk ot extractive matter obtained 

 from ihc different fnccie* of Bark by water and fpirit 13 

 exhibited. 



