Bulletin No. 22. 



U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF FORESTRY. 





THE WHITE PINE. 



(PINUS STROBUS Linneeus.) 



BY 



\^. \l'. SPALDING, 



Professor of 13t>tar:iy in the University of Nlioliii^an. 



RKVISliD AND ENLARGED BY 



B. E. FERNOW, 



Cliie'l* t )f llx*^' Uivi«ion of F^ort^stry. 



WITH CONTRIBUTIONS: 



INSECT ENEMIES OE THE WHITE PINE . . By F. H. CHITTENDEN, Divisidii of Entomology. 

 THE WOOD OF THE WHITE PINE By FILIBEKT ROTH, Divisidu of Forestry. 



WASHINCxTON : 



G O V ]•: R N M K N T P R I N T I X G O I'" K I C K , 

 I 899. 



