CONTENTS 



The Clavaria fistulosa Group - - Edward T. Harper 53 



The Distribution of Fungi in Porto Rico - Bruce Fink 5 8 



The Agaricaceae of Tropical North America— VIII. 



William A. Murrill 62 



New Japanese Fungi. — IV - - - Tyozaburo Tanaka 86 



New Species of Russula from Massachusetts. 



Gertrude S. Burlingham 93 



Notes and Brief Articles ----------- 97 



Index to American Mycological Literature ----- 102 



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