Treks ok thk Northern LInitki) Staiks IJI 



More or less stellate i)ubescent ; flowers large, white, 

 drooping', in lateral fascicles or short racemes ; fruit dry, 

 -!-4-winged. 



1. Halesia Carolina L. Silverbell. A small tree with 

 diaphragmed pith. Wood soft, light brown. Tn woods and 

 along streams. Va. to 111., Fla., and Ala. 



Subclass, TUBIKLORAE. 



Order, Gentian ales. 



Oleaccac. Olive Family. 



78. Chionanthus L. Fringetree. 



Shrubs or small trees with opposite, simple, entire de- 

 ciduous leaves, pinnately veined to the tip ; and with pubescent 

 twigs and buds. 



Flow'Crs bisporangiate, in large loose panicles ; perianth 

 tetramerous ; fruit a drupe. 



1. Chionanthus virginica L. Fringetree. A shrub or 

 small tree wnth. handsome, white, fragrant flowers in drooping 

 panicles. Wood heavy, hard, and light brown. In moist soil. 

 N. J. and Ohio to Fla., Mo., and Tex. 



74. Fraxinus (Tourn.) L. Ash. 



Trees with opposite odd-pinnate leaves without stipules 

 or stipels and with closely crowded bundle scars in a curved 

 line. 



Flow^ers sympetalous or apetalous, bisporangiate or mono- 

 sporangiate ; stamens usually 2; fruit a samara. 



1. Leaflets sessile. 2. 



1. Leaflets more or less stalked. 3. 



2. Leaflets 7-11, long, gradually tapering to a point, 

 oblong lanceolate. F. nigra. 



2. Leaflets short pointed, ovate. to obovate. F. excelsior. 



3. Twigs not quadrangular. 4. 



3. Twigs quadrangular; stems sometimes sharply four- 

 angled; leaflets 7-11, green on both sides, upper ones 

 usually sessile, lower ones short stalked. 



F. quadraiif/iiliUa 



4. Twigs pul)escent, often velvety. 5. 

 4. Twigs smooth or nearly so. 7. 



