CONTENTS 



Studies in Pyrophilous Fungi — I. The Occurrence and 

 Cultivation of Pyronema : Fred J. Seaver . . 131 



The Boletaceae of North America — II: William A. 



MURRILL I4O 



Sphaerodothis, a New Genus of Dothidiaceous Fungi : 



C. L. Shear 161 



Polyporaceae from Japan : William A. Murrill . . .164 

 News and Notes .............. 171 



