THE VEGETABLE KINGDOM. 403 



tact with this side was covered with the secretion. I suc- 

 ceeded still better, and make, I believe, the experiment 

 more scientific, by using a leaf of the Indian chestnut at- 

 tached to its branch, and sucking up the water into a vase 







i88. The Purple Sarracenia: Sarracenia purpurea (Linnaeus). 



at hand in proportion as it transpires. All the under sur- 

 face of the leaf is speedily covered with little drops of water 

 visible to the eye, and which obscure the glass it is in con- 

 tact with, whilst that to which the other surface is applied 

 barely shows traces of vapor. 



