3] 



OLEASTER FAMILY. ELAEAGNACEAE. 



Several members of the family in cultivation. A specimen of the RUS- 

 SIAN OLIVE or OLEASTER, was observed, which was at least 20 feet in 

 height. The DESERT WILLOW, chilopsis linearis, from Texas is found in 

 Oklahoma City. The BUFFALO BERRY ... RABBIT BERRY has been 

 found by the writer growing along the Canadian in the western part of Cleve- 

 land County. 



NETTLE FAMILY. URTICACEAE. 

 THE ELMS. Genus ULMUS. 



The genus name is the ancient name applied to the elm tree. 



AMERICAN or WHITE ELM. 

 limits Americana. 



Common throughout the State, especially along streams. Exten- 

 sively used for shade. 



SLIPPERY or RED ELM. 

 Ulmus fufca or U. pub esc ens. 

 Throughout in moist soils. Much used for shade. 



WAHOO or WINGED ELM. 



I 'hints alata. 



Very abundant as a shrub and tree in the eastern half of the 

 State. Some trees as much as 14 inches in diameter and 50 feet 

 high. In many places grows in thickets as shrubs or small tri 



Genus PLANERA. 

 PLANER TREE. WATER ELM. 

 Planera aquatica. 

 Probably found in the low lands of southeast corner. 



THE HACKBERRIES. Genus CELTIS. 



Ccltis, the tree having been known to the ancient Celts. 



SUGAR BERRY. HACKBERRY. 

 Celtis occidentalis. 



Native to the eastern two-thirds of the State, more abundant 

 central east part. Grown for shade throughout. 



