EXOGENOUS SERIES BROADLEAF WOODS. 23 



T . n . ( Quercus virginiana Mill. 



.LlVc (J3.K.. -\ ,-, . ... 



( Quercus virens Ait. 



Nomenclature. (Sudworth.) 



Live Oak (Va., N. C., S. C., Chene Vert (La.). 

 Ga., Fla., Miss., Ala., 

 Tex., La., Calif.). 



Locality. 



Southern States coast from Virginia to Florida, westward to 

 Texas and Lower California, southern Mexico, Central 

 America, and Cuba. Best in south Atlantic States. 



Features of Tree. 



Fifty to sixty feet high, diameter three to six feet. General 

 resemblance to apple-tree. Evergreen foliage. 



Color, Appearance, or Grain of Wood. 



Heartwood light brown or yellow, sapwood nearly white, 

 close-grained, compact structure, pronounced medullary ray, 

 annual layers often hardly distinguishable. 



Structural Qualities of Wood. 



Heavy, strong, tough, hard, difficult to work, splits easily. 

 Receives high polish, very durable. 



Representative Uses of Wood. 

 Ship-building. 



Weight of Seasoned Wood in Pounds per Cubic Foot. 



59- 

 Modulus of Elasticity. 



1,600,000. 

 Modulus of Rupture. 



14,000. 



Remarks. 



Trunk and branches furnish small straight pieces, but principally 

 knees, crooked or compass timbers. Virens refers to ever- 

 green foliage. Splits so easily that it is better fastened with 

 bolts or trenails than spikes. Now scarce, grows rapidly. 



