214 POWDERED VEGETABLE DRUGS 



13. ANTHEMIS. Anthemis. 

 Entire or bruised. 



Chamomile flowers, Roman or English chamomile, E. Romische 

 Kamille, G. Camomille romaine, Fr. 



The flower heads of Anthemis nobilis L., Composite. 



ChamomiJe odor, somwhat camphoraceous. 



Quite bitter. 



Epidermal tissue with stomata. Single celled rather thick walled 

 trichomes and some glandular trichomes. Pollen grains typical of 

 the order Compositae. 



Ash 5 per cent. 



Adulterated with flowers of Anthemis arvensis, Maruta Cotula, 

 Matricaria chamomilla, Achillea ptarmica, and Pyrethrum parthenium. 



14. (Fig. 34). APOCYNUM ANDROSAEMIFOLIUM. Dog'sBane. 



Fl. ex. 60. 

 Dog's Bane, E. 



The roots of Apocynum androsaemifolium L., Apocynaceae. 



Light brown. 



Odor and taste as for preceding species. 



Histology like that of the species following excepting that numer- 

 ous typical yellowish sclerenchyma cells are present. Compare also 

 the resin bearing cells. 



Ash 12 per cent. 



