VOLUME XIX 



NUMBER 2 



MARCH m6 



m BRYOL0GI8T 



JOURNAL OF THE 



SULLIVANT Moss SOCIETY 



Conducted and Published for the Society by 



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



Associate Editors 

 ABEL JOEL GROUT. Ph.D. 

 GEORGE N. BEST. M. D. JOHN M. HOLZTNGER. M. S. 



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

 and the 



Advisory Board Officers of the Society 



CONTENTS 



How to Know the Mosses [Analytical Keys] ^-^^^^^1 



Elizabeth Marie Dutiham /S 



Notes on Nardia crenuliformis (Aust.) Lindb. Ainiie Lorenz 2;^ 



Some Bryological Photographs from North Wales 



P. G. M. Rhodes 25 



Additions to the Hepatic Flora of Quebec Alexander W. Evans 26 



Dr. Hermann Edward Hasse [An Obituary] Chas. C. Plilt 2g 



Shorter Notes ^2 



Exchange Department jj 



" Entered as second-class matter August 2 1st. 1 9 1 3, at the Post Office at Pittsburgh. 

 Pennsylvania, under the Act of March 3. 1879." 

 Copyright. 19 i 6, by Edward B. Chamberlain 



The January number of THE BRYOLOGIST was published March 13. 1916. 



PRESS OF THE INTELLIGENCER PRINTING HOUSE, LANCASTER, PA. 



