VEGETABLE POWDERS 



245 



Fig. 49. BRYONIA ALBA. 



a. Parenchyma with starch. 

 6. Reticulate ducts. 



c. Parenchyma, longitudinal view. 



d. Parenchyma. 



e. Porous duct. 



/. Collenchymatous tissue. 

 g. Duct, transverse view. 

 h. Starch granules. 



