148 Vegetable Statich. 



the tranfparcnt ftems of leaves : And if 0u 

 eyes, afii(Tcd with microfcopes, could come 

 at this defirablc fight, I make no doubt 

 but that we mould fee the fap, which was 

 progrefTive in the heat of the day, would on 

 the coming on of the cool evening, and the 

 falling dew be retrograde in the fame veffels. 



CHAP. V. 



Experiments, whereby to prove, that a con- 

 fiderable quantity of air is infp'md by 

 Tlants. 



\ 





IT is well known that air is a fine da- 

 flick fluid, with particles of very diffe- 

 rent natures floating in it, whereby it is ad- 

 mirably fitted by the great author of nature, 

 to be the breath of life, of vegetables, as 

 well as of animals, without which they can 

 no more live, nor thrive than animals can. 



In the Experiments on Vines, chapter III. 

 We faw the very great quantity of air, which 

 was continually attending from the Vines, 

 thro' the fap in the tubes 5 which manifeftly 

 'mews what plenty of it is taken in by vegeta- 

 bles, and is perfpired off with the fap tkrd 

 the leaves. • 



- . ExpE; 



