



i 



92 Vegetable Staticks. 



The fame day I fixed in the fame ma 

 ner a gage to an Apricock-tree, itraifed th* 

 mercury 3 inches 5 and tho' all the water 

 was foon imbibed, yet the mercury ro r c 

 every day an inch, for many days, and fiife 

 fided at night; fo that the branch mult daily 

 imbibe thus much air, and remit itat night 



Experiment XXX. 



We have a further proof of the influ- 

 ence of the leaves in railing the fap in this 

 following Experiment. 



Auguft 6th, I cut off a large Ruffet Tippm 

 a ( Fig. 15.) with a (talk 1 -\- j inch long, 

 and 12 adjoyning leaves £ growing toir. 



I cemented the (talk fad into the upper 

 end of the tube d, which tube was 6 in. 

 ches long, and i inch diameter ; as the ftalk 

 imbibed the water, it raifed the mercury to 

 z, four inches high. 



I fix'd another Apple of the fame fizeand 

 tree, in the fame manner, but ficft pulled 

 off the leaves ; it raifed the mercury but one 

 inch ; I fixed in the fame manner a like 

 bearing twig with 1 2 leaves on it, but no 

 apple ; it raifed the mercury 3 inches. 



I then 





