Genus AILANTHUS,* Desf. 



From a Greek word meaning " tree of heaven." 

 / 



- 95- Ailstnthus. [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. 

 Flowers, 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 wings, in large, loose clusters. October. 

 Found, 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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