PLATE 3 



LEAF EPIDERMIS 



1. Upper striated epidermis of chirata leaf (Swertia chirata, [Roxb.] Ham.). 



2. Green hellebore leaf (Veratrum viride, Ait.) 



3. Bold us leaf (Peumus boldns, Molina). 



4. Under epidermis of India senna (Cassia angustifolia, Vahl.). 



