90 THE ELEMENTS OF VEGETABLE HISTOLOGY 



qQpOOo 



PLATE 32. Sectional Views of Leaf Epidermis. 



f 1. Upper epidermis, Ficus leaf. 2. Lower epidermis, Ficus leaf. 3. Upper 

 epidermis, Eucalyptus leaf. 4. Epidermis of Pine leaf. 5. Upper epidermis, 

 Orange leaf. 6. Upper epidermis, Geranium (Pelargonium), leaf. E =epidermis 

 H =hair. 



