SPECIES OF WOODS. 



73 



this list), 33 Ibs. per cu. ft., sp. gr. 

 0.5441; strong (26th in this list) ; elas- 

 tic (17th in this list) ; medium hard 

 (43d in this list) ; shrinkage, 4 per 

 cent; warps little; not durable; diffi- 

 cult to work, brittle; splits along rings 

 in nailing. 



Common Uses: Heavy construction, 

 beams, ship building, docks, bridges, 

 flooring, house trim. 



Remarks: Eesembles Long-leaf Pine, 

 and often sold as such. Rarely makes 

 pure forests. 



Radial Section, 

 life size. 



Cross- section, 

 magnified 37^ diameters. 



Tangential Section, 

 life size. 



