BRYONY 



659 



Literature. Power, Jour. Amer. Chem. Soc., 1910, pp. 346 and 

 360. 



BRYONIA. Bryony. The roots of Bryonia alba and B. dioica 

 (Fam. Cucurbitaceae), perennial vines indigenous to central and 



FIG. 291. Bryonia dioica: Seedlings grown in the botanical gardens, University 

 of Minnesota, After Newcomb. 



southern Europe. The former is found in central and eastern Europe, 

 produces black berries and is sometimes referred to as black bryony. 

 The latter (Fig. 291) is found in central and southern Europe, espe- 

 cially in the Mediterranean countries, and produces red beiriep 



