VITACE^ 



493 



shown by the fact that they sometimes bear small leaves or 

 flowers. In the Fox grape (Fig. 2c8), there is either a tendril 

 or an inflorescence opposite each leaf. This continuity 



Fig. 208. — Northern fox grape (Vitis labrusca). 



is somewhat variable, however. In all other species, there 

 are two successive leaves with a tendril or inflorescence oppo- 



