U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY --BULLETIN NO. 214. 



B. T. GALLOWAY, Chief of Bureau. 



THE TIMBER ROT CAUSED BT 

 LENZITES SEPIARIA. 



7 



BY 



PERLEY SPAULDING, 



Pathologist, Investigations in Forest Pathology. 



Issued Jily 21, 1911. 



WASHTNG1M3N: 

 GOVERNMENT PRINTING OFFICE. 



1911. 



