IDENTIFICATION OF APPLE VARIETIES 



63 



called the tip. The midrib is a continuation of the petiole to the tip of the 

 leaf. The saw-like notches along the edge of the leaf are called serratures or 

 .serrations and are of the greatest importance, being rarely exactly alike in 

 two varieties. 



T.p 



Serrations 



Blode 



Principal 

 Veins 



Petiole 



ex 



M»drib 



Qse 



Fig. 1. — Diagram of Apple Leaf, Showing Parts. 



