174 Proceedwg;s of the Ohio State Acadeiuy of Sclenee 



pale and often pubescent beneath, acuminate or acute ; body of 

 the samara terete, not margined, winged only from near the sum- 

 mit, j-^ the length of the wing. Autumn leaves brown, purple, 

 and salmon. AVood tough and elastic, of very great value ; 

 widely used in the manufacture of agricultural implements, boat 

 oars, and carriage shafts; in cabinet-work, for harness work, 

 hoops, baskets, and clothespins. In rich soil. N. S. to Minn., 

 Fla.. Kan.. Tex., and Ohio. 



2. Fraxinus biltmoreana Bead. Biltmore Ash. A tree 

 with the young twigs pubescent. Leaflets 7-9, ovate to lanceo- 

 late, acuminate, entire or obscurely denticulate, more or less pu- 

 bescent beneath; body of the samara narrowly elliptic, terete; 

 wing linear, or somewhat broadened above, 2-3 times the length of 

 the body. Penn. and Ohio to Ga. 



3. Fraxinus lanceolata Borck. Green Ash. A large tree 

 with glabrous twigs. Leaflets 5-9, entire or denticulate, ovate or 

 oblong-lanceolate, acuminate or acute, green on both sides ; sa- 

 mara similar to that of the two preceding species, wing usually 

 spatulate and decurrent on the sides of the body below the mid- 

 dle. AVood rather inferior in value to that of the white ash. In 

 moist soil, on flood-plains, and on bluffs. Vt. to N. W. Terr., 

 Fla., Ariz., and Ohio. 



4. Fraxinus pennsylvanica ]\Iarsh. Red Ash. A large 

 tree with velvety-pubescent twigs. Leaflets 5-9, ovate, ovate- 

 lanceolate, or oblong, acuminate or acute, usuallv denticulate ; 

 body of the samara linear margined above b}^ the linear or spatu- 

 late decurrent wing. In moist soil. N. B. to S. Dak., Fla., Ala., 

 Kan., and Ohio. 



5. Fraxinus darlingtonii Britt. Darlington Ash. A tree 

 similar to F. laiiceohita and F. pennsylvanica, the leaves and twigs 

 pubescent or glabrate. Leaflets similar to the two preceding 

 species ; pubescent or glabrate ; wing of the samara longer than 

 the narrowly linear body and decurrent on it for ^-^j of its length. 

 N. Y. and Penn. 



6. Fraxinus quadrangulata Mx. Blue Ash. A large tree 

 with 4-sided or 4-winged twigs. Leaflets 7-1 1, ovate, oblong, or 

 lanceolate, acuminate, green on both sides, sharply serrate or 



