96 THE ELEMENTS OF VEGETABLE HISTOLOGY 



Plate 35. — Nonglandular Plant Hairs. 



1. Senna leaf. (Simple, unicellular, nonbranched). 2. Cannabis herb. (Simple, 

 unicellular, nonbranched). 3. Matico leaf. (Simple, multicellular, nonbranched), 

 4. Digitalis leaf. (Simple, multicellular, nonbranched). 5. Tea leaf. (Simple, 

 unicellular, nonbranched). 6. Coca leaf, Papilla;, sectional view. 7. Coca leaf. 

 Papillse, surface view. 



