SPECIES OF WOODS. 



107 



Ibs. per cu. ft., sp. gr. 0.3322) ; weak 

 (64th in this list) ; brittle (63d in this 

 list; soft (62d in this list); shrinkage 

 3 per cent. ; warps little ; extremely dur- 

 able; easily worked; splits easily; nails 

 well. 



Common Uses : Boats, shingles, posts, 

 railway ties, cooperage. 



Remarks: Grows chiefly in swamps, 

 often in dense pure forests. Uses deter- 

 mined largely by its durability. 



Radial Section, 

 life size. 



Cross-section, 

 magnified 37^ diameters. 



Tangential Section, 

 life size. 



