AMERICAN FERNS. 



There are more than 300 Species of Fernworts 

 in the United States and Canada, and an imrrense 

 number of varieties. A majority of British ferns 

 are among the number. Read what the Americans 

 have found out about them in 



Zbc jfern Bulletin, 



PUBLISHED QUARTERLY. 



Many new Species and Forms have been 

 described and illustrated in its pages. 



Annual Suhscriptionf 3s. post free. 



A Set of the 13 Volumes still in print will 

 be sent for 36 shillings, post free. 



Sample Copy for a Penny Stamp, 



Six Different Numbers for One Shilling. 



Address— WILLARD N. CLUTE & Co., Joliet, III., U.S.A. 



