A STUDY OF LEAVES. 



BASE. 



The Base is the lower end of the leaf, 

 following are the most common forms : 



abed e f 



The 



a. Hastate — Halberd-shaped. 

 h. Tapering— Gradually pointed. 

 c Sagittate— Arrow-shaped. 



d. Auriculate— Ear-shaped. 



e. Cordate— Heart-shaped. 



/. Reniform— Kidney-shaped. 



When the 

 bases of two 

 leaves grow to- 

 gether, they 

 are connate (a). 



When the base of a leaf grows beyond the stem 

 and closes around it, it is perfoliate (b). 



