Authorities Consulted 



MICHAEL. Fuhrer fiir Pilzfreunde. i2mo, jj /'/ates. Zwickau, 1897. 



MORGAN. North American Fungi. Jour. Cincinnati Soc. Nat. Hist., II : 

 141-149, /v. J. 1889. [Phallales.] 



North American Fungi. Jour. Cincinnati Soc. Nat. Hist., 12: 8-22, 



PL 1,2. 1889. 163-172, /'A /6. 1890. 13: 5-21, /v. /, ^. 1891. 14: 

 141-148. n. 5. 1892. [Lycoperdales.] 



PECK. Reports of the State Botanist of New York, in the Regents' Reports 

 of the State Museum of Natural History, 22-51. 



Boleti of the United States. Bull. N. Y. State Mus., No. 8. 1888. 



STEVENSON. British Fungi. 2 vols. 



UNDERWOOD. Moulds, Mildews, and Mushrooms. New York, 1899. 



On the Distribution of the North American Helvellales. Minn. BoL 



Studies, I ; 483-500. 1896. 



WEBSTER. Notes on Calostoma, Rhodora, 1 : 30-53. 1899. 



158 



