Procccdins;s of the Ohio State Academy of Science 133 



pressed, thin-shelled, pointed ; seed sweet. In rich soil. Mass. 

 to Ohio and Alich., \"a. and Mo. 



9. Hicoria borealis Ashe. Northern Hickory. A small 

 tree with rough furrowed bark when young, becoming shaggy 

 in narrow strips when old. Leaflets 5, occasionally 3, lanceolate ; 

 fruit ovoid, much flattened; husk very thin, rugose, coriaceous, 

 usually not splitting ; shell thin and elastic ; seed large, sweet and 

 edible. In dry uplands. Mich. 



10. Hicoria glabra (Mill.) Britt. Pignut (Hickory). A 

 tree with close rough bark. Leaflets 3-7, rarely 9, oblong, oblong- 

 lanceolate or the upper obovate. sessile, acuminate at the apex, 

 usually narrowed at the base; fruit obovoid or obovoid-oblong ; 

 husk thin, the valves very tardily dehiscent; nut brown, angled, 

 pointed, very thick-shelled ; seed bitter and astringent, not edible. 

 In dry or moist soil. INIe. to Ont., Minn., Kan., Tex., Fla., and 

 Ohio. 



11. Hicoria villosa (Sarg.) Ashe. Scurfy Hickory. A 

 small or medium-sized tree with deeply furrowed, dark gray bark. 

 Leaflets 5-9, thickly covered beneath with silvery peltate glands, 

 mixed with resinous globules, generally pubescent ; fruit obovoid, 

 the husk partly splitting ; nut brown, thick-shelled, angled ; seed 

 small, sweet. X. J. to Fla. and from Mo. and Ark. to Tex. 



Order, Fagales. 



Bctuhiccac. Birch Family. 

 16. Carpinus L. Blue-beech. 



Alonoecous trees or shrubs with smooth gray bark and ridged 

 stems. Flowers in aments. Leaves with straight and parallel 

 lateral veins. Nuts small in a large-bracted catkin, bracts leaf- 

 like. 



I. Carpinus caroliniana Walt. Blue-beech. A small 

 tree with slender terete gray twigs. Wood white, very compact, 

 strong, and heavy, not durable in the ground ; used for turnery, 

 tool handles, etc. The charcoal is used for making powder. In 

 moist soil and along streams. N. S. to Minn., Fla., Tex., and 

 Ohio. 



