23 



3, which was lanky and pale, with the edges of its leaves much 

 serrated, as if the veins were growing on, but could not find food 

 for the fleshy part of the leaf. No. 2 resembled No. 3 more 

 than No. 1. Six days after this, or eighteen days after the gas 

 had been applied, the plants were taken up, when the results 

 given in the following table were obtained : — 





STEMS. 



LONGEST LEAF. 



WEIGHT. 





Length. 



Thickness. 



Length. 



Thickness. 



Fresh. 



Dry. 



No. 1 



14-25 in. 



•128 in. 



1-56 in. 



•on in. 



148 grs. 



19 



v 2 



15-25 in. 



•103 in. 



1-07 in. 



•006 in. 



"5*5 



i6- 4 



» 3 



14-25 in. 



•09 in. 



1*15 in. 



•008 in. 



87 



13 



