850 
Stems  in  Belladonna  Herb. 
Am.  Jour.  Pharm. 
Dec,  1918. 
Percent,  of  Alkaloids. 
Graph  VI. — Percentages  of  total  Alkaloids  in  the  successive  mixtures. 
about  23  per  cent,  of  alcoholic  extract,  and  about  0.5  per  cent,  of 
total  alkaloids. 
There  seems  no  good  reason  why  such  a  product  should  not 
be  entirely  suitable  for  practically  all  purposes  for  which  bella- 
donna is  marketed.  If  such  is  the  case  there  would  appear  to  be 
full  justification  for  increasing  the  percentage  of  stems  allowed  to 
20  per  cent,  provided  it  is  not  made  possible  thereby  to  increase  the 
