2. Genus CELTIS, Linn. 



Valuable shade trees. Leaves simple, 3-nerved, serrate. 

 Flowers polygamo-moncecious, axillary, small. Fruit sweet, 

 succulent berry. 

 A. Leaves coarsely and sharply serrate; fruit large. 



(C. Occidentalis) HACKBERRY 

 iA. Leaves entire or obscurely serrate; fruit small. 



(C. Mississippiensis) SUGARBERRY 



3. Genus PLANERA, Gmel. 



