212 Trees with Compound Leaves. [DII 



diameter), not angled, not sharp-pointed, and with a 



thin shell. 

 Found, on moist ground, New York to Delaware, west to 



Michigan and Illinois, rarely, if ever, in New England. 

 In size and in the quality of its timber the tree re- 

 sembles the other hickories. By its leaves the species 

 appears to be allied with the Pig-nut ; by its nuts, with 

 the Mocker-nut. 



Fig. 107, a and . Pig-nut, Broom Hickory. H. glabra (Mill), 

 Britton. C. glabra, Torr. C. porcina, Nutt. 



Leaves, COMPOUND (odd-feathered ; leaflets, five to nine, 

 usually seven) ; ALTERNATE ; EDGE OF LEAFLETS SHARP- 

 TOOTHED. 



Outline of leaflets, usually long oval. Apex, taper-pointed. 

 Base of end leaflet, wedge-shaped, of the others more 

 or less rounded or slightly pointed. 



Leaf-stem, smooth. Leaf-buds, egg-shape and pointed or 

 rounded, and with their outer scales a polished-brown. 



Leaflet-stems, lacking, except the smooth, very short stem 

 of the end leaflet. 



Leaflets, mostly two to five inches long (the lower ones 

 much the smallest), smooth above and below. 



Bark, not shaggy. 



Fruit, of two forms : a, pear-shape, b, rounded. Husks, 

 very thin, splitting about half-way to the base. Nut, 

 about one inch in diameter ; in b somewhat flattened 

 at the sides and slightly hollowed above, and with 

 the apex a sharp point. Shell, rather thin, smooth, 

 hard, and bluish-gray. Meat, small and sweetish or 

 slightly bitter. 



Found, from Southern Maine westward and southward. 

 In size and in the quality of its timber the tree re- 

 sembles the other hickories. 



