BULLETIN No. 22. 



U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF FORESTRY. 



THE WHITE PINE 



(PINUS STROBUS Linneeus.) 



BY 



V. M. SPALDING, 



Professor of Botany in the University of Michigan. 



REVISED AND ENLARGED BY 



* 



B. E. FERNOW, 



Chief of the Division of Forestry 



"WITH CONTRIBUTIONS: 



INSECT ENEMIES OF THE WHITE FIXE . . By F. H. CHITTENDEN, Division of Entomology. 

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



WASHINGTON : 



GOVERNMENT PRINTING OFFICE. 

 I 899. 



FACULTY Or S7RY Ul 



UNIVERSITY OF, TCP. 



