Mycological Bulletin 



No. 52 



JV. A. Kellerman, Ph. D., Ohio State University 

 Columbus, Ohio, February 15, 1906. 



OiTR TrxusTRATiONS. — The Boletus Americanus shown on this page 

 needs little or no comment, but the outline illustrations on later pages 

 require further explanation. That on the third page is an Aecidinm much 

 like the species shown on page 199; the figure on the last page shows a 

 Smut; the Aecidium will be briefly explained below, and the Smut will 

 be commented on m the next Number. 



LIBRARY 

 NEW YORK 

 BOTANICAL 



GARDEN. 



CD 



Fig. 162. — Bo-le'-tus a-mer-i-ca'-nus. — A yellow-cap slimy Boletus occuring 

 ■r^in woods and open places. The specimens from which the photograph was made were 

 (Sent by Supt. M. E. Hard, Chillicothe, Ohio, Oct. 30, 1905. 



Universitv Bulletin, Series 9, No. 40. Entered as Second Class Matter, Post-office at Columbus, Ohio 



