VEGETABLE POWDERS 



237 



Fig. 45. BELLADONNA. Leaf. 



a. Epidermal cells. 



b. Trichomes. 



c. Leaf parenchyma cells with crystals. 



d. Parenchyma. 



e. Tracheids and spiral duct. 

 /. Glandular trichome. 



g. Bast cells. 



