1 28 Vegetable Staticks. 

 CHAP. IV. 



Experiments, ftewing the ready lateral mo- 

 tion of the Jap, and confequently the late- 

 ral communication of the fap-vejfels. The 

 free pa/fage of it from the fmall branches 

 towards the fern y as well as from the Jle?n 

 to the branches. With an account of fome 

 'Experiments, relating to the circulation or 

 non- circulation of the fap. 



Experiment XL. 



IN order to find whether there was any 

 lateral communication of the fap and fap- 

 veflels, as there is of the blood in animals, 

 by means of the ramifications, and lateral 

 communications of their vefTels ; 



Augujl 15th, I took a young Oak-branch 

 | inches diameter, at its tranfverfe cut, fix 

 feet high, and full of leaves. Seven inches 

 from the bottom, I cut a large gap to the 

 pith, an inch long, and of an equal depth 

 the whole length ; and four inches above 

 that, on the oppofite fide, I cut fuch ano- 

 ther gap ; I fet the great end of the ftem 

 in water : It imbibed and perfpired in two 

 nights and two dav? thirteen ounces, while 



another 





