BULLETIN OF THE UNIVERSITY OF WISCONSIN 



Science Series, Vol. i, No. 5, Pp. 157-368. (conclusion.) 



ANALYTIC KEYS TO THE GENERA AND SPECIES OF 

 NORTH AMERICAN MOSSES 



BV 



CHAELES REID BARNES 



Professor of Botany. 



REVISED AND EXTENDED BY 



FRED Deforest heald, 



Fellow in Botany. 



WITH THE COOPERATION OF THE AUTHOE. 



PUBLISHED BY AUTHORITY OF LAW AND WITH THE APPROVAL OF 

 THE REGENTS OF THE UNIVERSITY 



madison, wis. 

 published by the university 



January, 1897. 



PRICE $1.00 



