24 THE PRINCIPAL SPECIES OF WOOD. 



California Live Oak. Quercus agrifolia Nee. 



Nomenclature. (Sudworth.) 



Coast Live Oak (Cal.). Encena (Cal.). 



California Live Oak (Cal.). Evergreen Oak (Cal.). 



Locality. 

 California. 



Features of Tree. 



Forty to seventy-five and occasionally more feet in height, 

 three to six feet in diameter. Evergreen foliage, leaves 

 spiked like those of holly. Shape resembles that of apple tree. 



Color, Appearance, or Grain of Wood. 



Heartwood creamy white, but darkens on exposure. Compact 

 structure, annual layers hardly distinguishable. 



Structural Qualities of Wood. 

 Heavy, hard, but brittle. 



Representative Uses of Wood. 



Fuel. 

 Weight of Seasoned Wood in Pounds per Cubic Foot. 



Modulus of Elasticity. 



1,350,000. 

 Modulus of Rupture. 



13,200. 



Remarks. 



Agrifolia is from the Latin acer, sharp, and/oMum, leaf, allud- 

 ing to the spinous toothed leaves. 



