CONTRIBUTIONS FROM THE NEW YORK BOTANICAL 



GARDEN— No. 56 



THE POLYPORACEAE OF NORTH AMERICA-VIII 



HAPALOPILUS, PYCNOPORUS AND 

 NEW MONOTYPIC GENERA 



By WILLIAM ALPHONSO MURRILL 



NEW YORK 

 1904 



[From the Bulletin of the Torrey Botanical Club, 31 : 415-428, August, 1904] 



