VOLUME XXV 
NUMBER 6 
NOVEMBER, 1922 
my / 
1 BRYmSl 
SULLIVANT MQSS SOCIETY 
Conducted and Putlishea^aijlf] SlciM^' 
O. E. JENNINGS, Ph.D., Editor-in-Chief 
Associate Editors 
GEORGE N. BEST. M.D. ABEL JOEL GROUT, Ph.D. 
ALEXANDER W. EVANS, Ph.D. JOHN M. HOLZINGER, M.S. 
and the 
Advisory Board Officer* of the Society 
CONTENTS^ 
The Status of Gyroweisia in North America A. LeRoy Andrews 97 
A Preliminary Report on the Lichens of Western Pennsylvania 
Giovanni I. Giardini 100 
Review: Istvan Gyorffy; [A Hungarian article dealing with 
Molendoa] A. LeRoy Andrews 108 
Notes on Current Bryological Literature 109 
Miscellaneous Notes 111 
Duplicate Specimens for Exchange 112 
'Entered as second-class matter August 21st, 1913, at the Post Office at Pittsburgh, Pennsyl, 
under the Act of March 3, 1879." "Acceptance for mailng at special rate of postage 
provided for in section 1103, Act of October 3, 1917, authorized August 8 1918" 
Copyright. 1922, by Edward B. Chamberlain 
vania 
- f HE SEPTEMBER number of THE irJRYOLOGlST was published NOV. 7, 1922 
PRESS OF THE INTELLIGENCER PRINTING HOUSE, LANCASTER, PA. 
