VOLUME XX 



NUMBER 5 



SEPTEMBER, 1917 



1 BRY0L0GI8T 



JOURNAL OF THE 



SULLIVANT MOSS SOCIETY 



Conducted and Published for the Society by _ 0 HT JL ^ I ^ 



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



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 



The Genus Parmeliopsis of Nylander Lincoln W. Riddle 6g 



Preliminary Notes Upon the Lichens of Whatcom County, 



Washington A . C. Herre 76 



Notes on North American Sphagnum: — VII. A. LeRoy Andrews 84 



Exchange Department go 



"Entered as second-class matter August 2Ist. 19 13, at the Post Office at Pittsburgh. 

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

 Copyright, 1917, by Edward B. Chamberlain 



The July number of THE BRYOLOGIST was published August 15. 1917. 



PRESS OF THE INTELLIGENCER PRINTING HOUSE. LANCASTER. PA. 



