POWDERED DRUGS AND FOODS. 



7^1 



19. UVA URSL (See No. 22.) 



Fig. 285. Forms of glandular hairs: A, corkscrew-like hairs from the inner surface 

 of the spurred corolla of lavender; B, longitudinal section of rhizome of Aspidium marginale 

 showing large intercellular space and an internal oil-secretion hair; C, hairs from stra- 

 monium leaf; D, hairs from digitalis; E, hair from sage; F, hair from eriodictyon; G, 

 hairs from inner walls of pericarp of vanilla; H, hair from cannabis indica; I, hairs from 

 surface of fruit of Rhus glabra; K, hairs from belladonna leaf. 



