106 THE GRAPE CULTURIST. 



There are also many other marks that aid us in distin- 

 guishing the different varieties perhaps the most variable 

 of these is color, as the leaves of scarcely any two varieties 



Fig. 33. THE YEDDO. 



possess the same shade of green, although it is the pre- 

 dominant color in all. 



The Scuppernong leaf is a light green, and smooth on 

 both sides, and shining on the upper, while the Post Oak 

 grape leaf is a dark, dull green on the upper side, and 

 rusty- woolly on the under side. The petiole and veins of 

 some leaves are red, others dark brown, and in others the 

 red color pervades, more or less, the whole leaf. When 

 the leaves are smooth they are called glabrous, and if not, 



