PLATE 3 
LEAF EPIDERMIS 
1. Upper striated epidermis of chirata leaf (Swertia chirata, [Roxb.] Ham.).. 
2. Green hellebore leaf (Veratrum viride, Ait.). 
3. Boldus leaf (Peumus boldus, Molina). 
4. Under epidermis of India senna (Cassia angustifolia, Vahl.). 
