90 THE ELEMENTS OF VEGETABLE HISTOLOGY 



saasg 



OQpOOo 



0QDOOO0 



tcocecnoe 



Ecoagp 



*3c^ 



QOoe 



Plate 32. — Sectional Views of Leaf Epidermis. 



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

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

 Change leaf. 6. Upper epidermis, Geranium (Pelargonium), leaf. S=epidermis. 



H = hair. 



