Report of the Secretary-Treasurer. Edward B. Chamberlain 11-13 



-Report of the Curator of the Moss Herbarium. George B. Kaiser. . . 13-14 



Report of the Lichen Department for 1920. Charles C. Plitt 15 



Report of the Curator of the Hepatic Herbarium. George H. Conklin . 15-16 



ExchangeDepartment 16,80 



Bahama Mosses. Elizabeth G. Britton 17-19 



Notes on a Small Collection of Hepatics from Oregon. Wm. Hy. Pearson 21 



Hyophila subcucullata Sp. Nov. R.S.Williams 22-24 



Some Vacation Lichens. George L. Moxley 24-25 



The Re-discovery of Physcomitrium pygmaeum James. E. G. Britton and 



J. M. Holzinger 26-27 



Notes on Current Literature of Mosses. E. B. Chamberlain 27-30 



Review: Flora Iberica. Hepaticas, by A. Casares-Gil. O. E. Jennings .... 30-31 

 [A Catalogue of Portuguese Mosses], by Antonio Machado. E. B. 



Chamberlain 44-46 



[Studies on the Development of the Leaves of Mosses], by Pottier, 



Jacques. W. H. Emig - 78-80 



Lincoln Ware Riddle, Lichenist. Bruce Fink 33-36 



Notes about the Drepanocladi of the Vicinity of Montreal, Quebec, Canada. 



H. Dupret 36-39 



John Macoun. A. LeRoy Andrews 39-41 



A Handy Method for the Mounting of Mosses. T. G. Yuncker 43-44 



Further Bryophytes from North Carolina (and Tennessee). A. LeRoy And- 

 rews 49-58 



A Preliminary Report, With Notes, on the Lichens found near the Cinchona 



Botanical Station, Jamaica, British West Indies. Charles C. Plitt 60-64,70-74 



Mosses of a Staten Island House and Lot. A. J. Grout 64 



Mosses from British Guiana and Dominica, Lesser Antilles, Collected by 



Miss E. F. Noel in 1914. R. S. Williams 65-67 



Lichenes prope Habanam in Insula Cuba Anno 1914 a CI. Fratre Arsene Brou- 



ard Lecti. M. Bouly de Lesdain 68-69 



Ricciocarpus natans (L.) Corda, from Africa. Wm. Hy. Pearson 69-70 



Sphagnum used as a Surgical Dressing in Germany during the World War. 



J. W. Hotson 74-78, 89-96 



Notes on North American Sphagnum, IX. The Group Cuspidata Lindberg 



(Continued). A. LeRoy Andrews. 81-86 



Adventures in Mossland — A Hunt for Desmatodon latifolius (Hedw.) Brid. 



John W. Bailey 86-88 



Some Rare Mosses from Northeastern Pennsylvania. Edwin B. Bartram. . 88-89 



INDEX TO AUTHORS 



Andrews, A. LeRoy. .8-9, 39-41, 49- 



58, 81-86 



Bailey, John W 86-88 



Bartram, Edwin B 88-89 



Bequaert, J 1-4 



Britton, EPzabeth G 17-19, 26 



Chamberlain, Edward B...11-13, 27- 

 30, 32, 44-48, 80 



Conklin, Geo. H 15-16 



Dupret, H 36-39 



Dutton, D. Lewis 8 



Emig. W. H 78-80 



Fink, Bruce. . . 33-36 



Grout, A. J 64 



Holzinger, John M 26-27 



Hotson, J. W 74-78, 89-96 



Jennings, O. E 10, 30-31 



Kaiser, George W. 5-6, 13-14, 19-20, 

 41-43, 58-60 



Lesdain, M. Bouly de 68-69 



Moxley, George L 24-25 



Pearson, Wm. Hy 21, 69-70 



Plitt, Charles C 15, 60-64, 70-74 



Smith, Annie Morrill lo-ii 



Williams, R. S 22-23, 65-67 



Taylor, Ara villa Meek 7-8 



Yuncker, T. G 43-44 



