Ray. '205 
advanced it as /lill probable, that there is a 
real circulation of the juices ^ xh^fucciis com- 
munis riling from the roots, and ih^fuccus 
proprius defcending towards them. Whe- 
ther thefe phyfiologies will yield to the pro- 
lepjis plant arum of the Linn^ean fchool, 
time muft evince. 
When Mr. Ray was at Chejier^ in 1669, 
he availed himfelf of an opportunity of 
viewing a young porpefs, and of attend- 
ing the diffedion of it. Of the anato- 
mical ftrufture of this animal, he com- 
municated a circumftantial account to the 
R. S, in 1671 ; and it was printed in the 
Philofophical TranfaBions^ N'' 74 and 76. 
In 1 67 1, Mr. Ray WTOte a paper, print- 
ed in the Philofophical Tranfatlionsy 74^ 
on the fubjedl of " Spontaneous Genera-^ 
tion,'' a point of philofophy which had 
been much difcufled, and to which fome 
among the learned were yet attached. It 
appears from this paper, that he very early 
rejed:ed this dodlrine, and was confirmed in 
his opinion by the experiments of Redi* 
We are now to reap the fruit of Mr, 
Ray's repeated journies into th^ various 
parts 
