VOLUME XXIII 



NUMBER 6 



NOVEMBER, 1920 



1^ 



BRY0L0GI8I 



JOURNAL OF THE 



SULLIVANT MOSS SOCIETY 



Conducted and Published for the Society by 



O. E. JENNINGS, Ph.D., Editor-in-Clifef 



Associate Editors 



ABEL JOEL GROUT. Ph.D. 

 GEORGE N. BEST, M.D. JOHN M. HOLZINGER, M.S. 



ALEXANDER W. EVANS, Ph.D. LINCOLN W. RIDDLE. Ph.D. 



and the 



Advisory Board Officers of the Society 



CONTENTS 



Appearance of Mosses in Ecological Habitats 



Aravilla Meek Taylor 81 



Aplozia Pendletonii Pearson Wm. Hy. Pearson 84 



Porella rivularis (Nees) Lindb. Wm. Hy. Pearson 85 



On Our American Form of Timmia megapolitana Hedw. 



John M. Holzinger 86 



Little Journeys into Mossland George B. Kaiser 88 



Mosses from the Caspian and Black Sea Regions 



Wm. Edw. Nicholson 91 



Review 92 



Notes on Current Bryological Literature 93 



Miscellaneous Notes 93 



"Entered as second-class matter August 21st. 1913, at the Post Office at Pittsburgh, Pennsylvania, 

 under the Act of March 3. 1879." "Acceptance for mailing at special rate of postage 

 provided for in section 1103, Act of October 3, 1917, authorized August 8, 1918 " 

 Copyright, 1920, by Edward B. Chamberlain 



The September number of The BrYOLOGIST was published Nov. 2S, 1920 



PRESS OF THE INTELLIGENCER PRINTING HOUSE. LANCASTER. PA 



