TABLE OF CONTENTS 



No. i. January 



Page 



Photographs and Descriptions of Cup-fungi — VII. The Genus Under- . 



woodia, by Fred J. Seaver i 



Notes on the Altitudinal Range of Forest Fungi, by James R. Weir 4 



The Agaricaceae of Tropical North America — VII, by William A. Mur- 



RILL 15 



Rusts and Smuts Collected in New Mexico in 19 16, by Paul C. Standley 34 

 A Phyllachora of the Royal Palm, by John R. Johnston and Stephen C. 



Bruner 43 



Notes and Brief Articles 45 



Index to American Mycological Literature 49 



No. 2. March 



The Clavaria fistulosa Group, by Edward T. Harper 53 



The Distribution of Fungi in Porto Rico, by Bruce Fink 58 



The Agaricaceae of Tropical North America — VIII, by William A. Mur- 



rill 62 



New Japanese Fungi. Notes and Translations — IV, by Tyozaburo Tanaka 86 



New Species of Russula from Massachusetts, by Gertrude S. Burlingham 93 



Notes and Brief Articles 97 



Index to American Mycological Literature 102 



No. 3. May 



Illustrations of Fungi — XXVIII, by William A. Murrill 107 



Uredinales of Costa Rica Based on Collections by E. W. D. Holway, by 



J. C. Arthur 111 



Conidial Formation in Sphaeronema fimbriatum, by S. G. Lehman 155 



Notes on New Species of Fungi from Various Localities — II, by Charles 



E. Fairman 164 



Studies of North American Peronosporales — VII. New and Noteworthy 



Species, by Guy West Wilson 168 



Notes and Brief Articles 170 



Index to American Mycological Literature 172 



No. 4. July 



Illustrations of Fungi — XXIX, by William A. Murrill 177 



Studies in the Genus Gymnosporangium — III, by B. O. Dodge 182 



Cultures with Melampsorae on Populus, by J. R. Weir and E. E. Hubert 194 



North Dakota Fungi — II, by J. F. Brenckle 199 



Notes and Brief Articles 222 



Index to American Mycological Literature 226 



