456 Mr. Davinson’s Account of, &e. 
bitternefs and aftringency of the bark very ftrongly. A few 
drops of the Tinétura florum martialium give it a very. black 
colour, and occafion a copious depofition of a black fediment. 
Te does the fame with the fpirituous tinéture. 
With {pirits it forms a beautiful red tincture. 
Explanation of the references tab. XIX. 
A. A branch of the Cinchona of St Lucia, with the flowers 
not yet opened. | 
B. The entire feed-vefiels. 
C. A feed-veflel fplit. 
D. One of the feeds, of its natural fize. 
HE. The fame magnified. 


