THE BIOLOGY OF POLYPORUS PARGAMENUS 
Fries. 
A THESIS 
SUBMITTED TO THE FACULTY oF THE New York STATE COLLEGE OF 
ForRESTRY AT SYRACUSE UNIVERSITY IN PARTIAL FULFILLMENT 
OF THE REQUIREMENTS FOR THE DEGREE OF Docror 
or PuinosopHy, May.1, 1917. 
BY 
ArTHUR S. RHOADS, M. S. 
[9] 
