CRUDE DRUGS. 



473 



Fig. 204. Glycyrrhiza: A, transverse section; B, longitudinal section. B, bark; 

 H, wood; X, cambium zone; ph, cork cells; rp, cortex; p, parenchyma; k crystal fibers; 

 s, sclerenchyma fibers; t, troches; m, medullary rays. — After Meyer. 



