54 THE PRINCIPAL SPECIES OF WOOD. 



alba Linn 



Mocker Nut (Hickory), f ^ .. 



v I ^ ar y a tomentosa Nuit. 



Nomenclature. (Sudworth.) 



Mocker Nut, Whiteheart Hick- Hickory (Ala., Tex., Pa., S. 



ory (local and common C. , Neb.). 



names). Big-bud, Red Hickory (Fla. ). 



Bullnut (N. Y., Fla., Miss., Common Hickory (N. C.). 



Tex., Mo., Ohio., 111., White Hickory (Pa., S. C.). 



Minn.). Hickory Nut (Ky., W. Va.). 



Black Hickory (Tex., Miss., Hog Nut (Del.). 



La., Mo.). Hard bark Hickory (111.). 



Locality. 



Ontario to Florida, westward intermittently to Missouri and 

 Texas. Wide range. 



Features of Tree. 



Seventy-five to one hundred feet in height, two and one-half to 

 three and one-half feet in diameter. A tall slender tree with 

 rough, but not shaggy, bark. Thick shell, edible nut. 



Color, Appearance, or Grain of Wood. 



Heartwood rich dark brown, thick sapwood nearly white, 

 close-grained. 



Structural Qualities of Wood. 



Very heavy, hard, tough, strong, and flexible. 



Representative Uses of Wood. 



Similar to those of shellbark hickory. 



Weight of Seasoned Wood in Pounds -per Cubic Foot. 



53 (U. S. Forestry Div.).* 



5i- 

 Modulus of Elasticity. 



2,320,000 (average of 75 tests by U. S. Forestry Div.).* 



1,630,000. 



Modulus of Rupture. 



15,200 (average of 75 tests by U. S. Forestry Div.).* 



16,000. 



Remarks. 



The most generally distributed species of the genus in the South. 

 Mocker nut ormokernut is said (Britton) to be from a Dutch 

 word meaning hammer, or else (Keeler) from disappointing 

 quality of nuts. 



* See page 6. 



