Genus AILANTH US,* Desf. 



From a Greek word meaning " tree <>f heaven. 



Fig. 95. — Ailanthus. [A. glandulbsa, Desf.'] 



Leaves, compound (odd-feathered, but with the odd leaflet 

 often dwarfed or broken off ; leaflets, twenty-one to 

 forty-one) ; alternate ; edge of the leaflets 

 entire, with one or two coarse, blunt teeth at each 

 side of their base. 



Outline, of leaflet, long egg-shape or lance-shape. Apex, 

 taper-pointed. Base, squared, or heart-shaped. 



Leaf-stem, smooth, round, swollen at base. Leaflet-stems, 

 smooth and short 



Leaf, one and a half to six feet long. Leaflets vari- 

 able, usually about six inches by two and a quarter, 

 rather smooth and thin. 



Bark of the trunk, smooth and brown ; the new shoots 

 marked with whitish dots. 



Blowers, in long bunches at the ends of the branches ; 

 greenish, and of very disagreeable odor. June, 

 July. 



Seeds, flat, at the centre of greenish and sometimes pink- 

 tinged wines, in largfe, loose clusters. October. 



Bound, common in cultivation, and to some extent 

 naturalized. 



* This spelling of the name should rule because so given by its author, although^ 

 etymologically, Ailantus would be correct, the native Amboyna name being " Ay- 

 lanto." 



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