Cuticle 



t£5 &*LkJ/* * 



Figure 2 —Radial sections of open and closed lenticels of Delicious apples 

 X 116 A, Closed lenticel in which closure is due to partial cuticulanzation of the 

 lenticel basin and to the formation of a compact layer of Bubmedodto^, 

 Closed lenticel in which an impervious layer of suberized cork has been formed 

 C Open lenticel in which the basin lacks both cuticle and a compact la>erof 

 suberized cells. Note also large intercellular spaces in the hypodermis. 



