VOLUME XXI NUMBER 3 
THE BRY0L0GI8T 
JOURNAL OF THE 
SULLIVANT MOSS SOCIETY 
Conducted and Published for the Society by 
O. E. JENNINGS, PkD., Editor-in-Cliief 
Mg) 
MAY, 1918 
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 
^ AUG 12 1918 
CONTEN 
Illustrated Key to the Western Sphagnaceae T. C. Frye 37 
Jagerinopsis squarrosa, N. Sp. E. G. Britton 48 
Some Extensions of Ranges Lincoln W. Riddle 30 
Current Literature 
Sullivant Moss Society Note 
Exchange Department 
E. B. Chamberlain 31 
E. B. Chamberlain 32 
5 * 
"Entered as second-class matter August 21st. 1913. at the Post Office at Pittsburgh. 
Pennsylvania, under the Act of March 3. 1879.” 
Copyright, 1918. by Edward B. Chamberlain 
The March number of THE BRYOLOGIST was published April 30. 1018 
PRESS OF THE INTELLIGENCER PRINTING HOUSE. LANCASTER. PA. 
