144 THE PRINCIPAL SPECIES OF WOOD. 



Georgia Pine, Hard Pine, Yellow Pine, Longleaf Pine. 



Pinus palustris Mill. 

 Nomenclature. (Sud worth.) 



Turpentine Pine. Florida Pine. 



Rosemary Pine. Florida Longleaved Pine. 



N. Carolina Pitch Pine. Southern Pitch Pine. 



Southern Pine. Southern Hard Pine. 



Longleaved Yellow Pine. Southern Heart Pine. 



Longleaved Pitch Pine. Southern Yellow Pine. 



Long Straw Pine. Georgia Pitch Pine. 



Pitch Pine. Georgia Longleaved Pine. 



Fat Pine. Georgia Heart Pine. 



Heart Pine. Georgia Yellow Pine. 



Brown Pine. Texas Yellow Pine. 



Florida Yellow Pine. Texas Longleaved Pine. 



Locality. 



South Atlantic and Gulf States, Virginia to Alabama, inter- 

 mittently. 

 Features of Tree. 



Fifty to ninety feet or more in height, one to three feet in 

 diameter. Tufts of three leaves, ten to fifteen inches long, in 

 long sheath. 



Color, Appearance, or Grain of Wood. 



Heartwood orange, sapwood lighter. Compact structure, con- 

 spicuous medullary rays. Fine and even appearance in cross- 

 section, quite uniform, narrow annual rings (20 or 25 per inch). 

 Wide sapwood in young trees. 

 Structural Qualities of Wood. 

 Hard, heavy, tough, 'elastic, durable, resinous. The strongest and 



stiffest of Pines. 

 Representative Uses of Wood. 



Heavy constructions, ship-building, cars, docks, beams, ties, 



flooring, house-trim, many uses. 

 Weight of Seasoned Wood in Pounds per Cubic Foot. 

 38 (U. S. Division of Forestry).* 

 43- 

 Modulus of Elasticity. 



2,070,000 (average of 1230 tests by U. S. Forestry Div.).* 



2, I IO,OOO. 



Modulus of Rupture. 



12,600 (average of 1160 tests by U. S. Forestry Div.).* 

 16,300. 

 Remarks. 



Finer and has less sapwood than Cuban pine. One of the bes: 

 woods for car-building. Principal lumber tree of the South- 

 east. 



* See p;tge 8. 



