BULLETIN OF THE UNIVERSITY OF WISCONSIN 



Science Series, vol. I, no. 5, Pp. 157-36S. (conclusion.) 



ANALYTIC KEYS TO THE GENERA AND SPECIES OF 

 NORTH AMERICAN MOSSES 



CHAEIiES REID BARNES 

 Professor of Botany. 



REVISED AND EXTENDED BY 



FRED Deforest heald, 



1 Fellow in Botany, 

 WITH THE COOPEBATION OS THE AUTHOB. 



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 



