VIBURNUM OPULUS 



407 



539. SAMBUCUS, N.F. ELDER. The dry flowers of Sambu'cus canaden'sis 

 Linne. Collected when in full bloom and rapidly dried, the commercial drug 

 being composed of the small, yellowish, somewhat wheel-shaped and shriveled 

 flowers, mixed with a few expanded ones; usually detached from their pedun- 

 cles, which are mixed with them. They have a sweetish, somewhat bitter 

 taste, and a slight, peculiar, agreeable odor, due to a very small quantity of 

 volatile oil. The European elder (S. nigra) resembles 5. canadensis. COW- 



FIG. 234. Viburnum opulus Flowering branch and fruit. 



stituents: Besides volatile oil, they contain sugar, mucilage, fat, wax, resin, 

 pectin, albuminoids, and probably a little tannin. Stimulant, carminative, 

 and diaphoretic. Dose: 30 to 60 gr. (2 to 4 Gm.). 



540. VIBURNUM OPULUS, N.F. CRAMP BARK 



HIGH BUSH CRANBERRY 

 The dried bark of Vibur'num op'ulus Linne". 



HABITAT. North America. 



DESCRIPTION OF DRUG. Very thin pieces or occasionally quills, outer surface, 

 light gray, with purplish-brown stripes and very small brown lenticels; thicker 

 pieces purplish-red, or occasionally blackish; odor strong and characteristic; 

 taste bitter; the inner surface is yellowish or brownish; fracture short. The 





