60 ' PLANT LIFE IN OKLAHOMA. 



the elm but is larger. It is known to occur from the east eide to as far 

 west as Alra in Woods County. 



CORK TREE. GENUS PHELLODENDRON. 



Chinese cork tree. 

 Phellodendron Armi/rense. 

 An introduced tree with compound leaves resemlbling those of the 

 Tree of Heaven. The cork tree is being planted in some of our city parks, 

 and grows fairly well. 



MELIA FAMILY. MELIACEAE. 

 CHINA TREE. GENUS MELIA. 



China-tree. (China-Berry tree. Pride of India.) 

 Melia Azedarach. 



QUASSIA FAMILY. SIMAKUBACEAE. 

 TREE OF HEAVEN. GENUS AILANTHUS. 



Tree of Heaven. (Paradise tree. Chinese sumac.) 

 Ailanthus glandulosus. 

 This tree was originally introduced from China and Japan, .but it ia 

 now widely cultivated and naturalized. It is found growing wild in many 

 places, having escaped from cultivation. It is a very rapid-growing tree 

 and hardy throughout. At all times of the year it has a good appearance 

 and is well adapted for shade and ornamental purposes. 



HOLLY FAMILY. ILICINAE. 

 HOLLIES. GENUS ILEX. 



American holly. (Christmas holly.) Swamp holly. (Deciduous holly.) 

 Ilex apaca. Ilex decidua. 



Ink berry. 

 Ilex glabra. 



STAFF-TKEE FAMILY. CELASTKACEAE. 

 WAHOO. GENUS EUONYMUS. 



Wahoo. (Burning Bush. Spindle tree.) 

 Euonymus atropurpureus. 



BITTER SWEET. GENUS CELASTRUS. 



Bitter sweet. (Waxwork.) 

 CelaMrus scandens. 



SOAPBEEEY FAMILY. SAPINDACEAE. 

 SOAPBERRY. GENUS SAPINDUS. 



Soapberry (c). (Western soapberry. Wild China tree.) 

 Sapindus Drummondi. 

 A small tree common throughout the State, except extreme north- 

 west. Bare in some localities. Easily distinguished by its clusters of 

 fruit remaining more or less shriveled on the tree until Sipring. The 



