56 AMERICAN HANDBOOK 



in its native country, and to surpass the 

 Norway in beauty ; its habit is not quite 

 so pendulous ; the leaves are longer, and of 

 a lighter hue, and the whole habit seems 

 grosser and more luxuriant. It seems to 

 thrive best in a deep, strong loam, in an ele- 

 vated situation, but not too much exposed to 

 the sun. 



ACACIA, Willdenow. Nat. Ord. Fabaceae. 

 Polygamia, Moncecia, Linn. Calyx 4 or 5- 

 toothed. Legume dry, 2-valved. 



A. JULIBRISSIN, Willdenow. Without 

 spines. Leaves with eight or ten pairs of 

 pinnae, and a small gland at the base of each 

 petiole. Heads of flowers pedunculate, form- 

 ing nearly a panicle. Native of the Levant; 

 flowers in July. The julibrissin is a highly 

 ornamental tree, resembling, but far excel- 

 ling, in habit and appearance, the honey - 

 locust. "When it is old, it has a round- 

 headed character; its branches spreading 

 very wide. Its foliage always gives it a 

 graceful appearance ; but when in flower, it 

 is surpassed in beauty by few. It is per- 

 fectly hardy in Philadelphia, though liable 



