I 2 S 
Vegetable Static fa. 
CHAP. IV. 
Experiments , Jhewing the ready lateral mo- 
tion of the fap, and confequently the late- 
ral communication of the fap veffels . The 
free paffage of it from the fmall branches 
towards the ftern, as well as from the ft cm 
to the branches . With an account of fome 
Experiments , relating to the circulation 
or non-circulation of the fap. 
Experiment XL, 
I N order to find whether there was any 
lateral communication of the fap and 
fap veffels, as there is of the blood in ani- 
mals., by means of the ramifications, and 
lateral communications of their veffels : 
Auguft 1 5 th, I took a young Oak branch 
•J. inches diameter, at its tranfverfe cut; 6 
feet high, and full of leaves. Seven in- 
ches 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 
another gap 5 I fet the great end of the 
ftem in water : It imbibed and perfpired in 
two nights and two days 1 3 ounces, while 
another 
