INDEX TO RECENT LITERATURE. 



Readers are requested to call our attention to any omissions 

 from this list. 



Clute, W. N. A Check-List of North American Fern- 

 worts. Fern Bulletin, July, 1906. A continuation. 



Clute, W. N. The Moonwort, illust. Fern Bulletin, 

 July, 1906. 



Davenport, G. E. The Forms of Botrychium simplex. 

 Fern Bulletin, July, 1906. Distinction of the variety 

 fallax. 



Dowell, P. Distribution of Ferns on Staten Island. 

 Proceedings Staten Island Association of Arts and 

 Sciences, January and May; 1906. A list of species 

 with notes. 



Druery, C. T. Lomaria spicant bipinnatum in America. 



Fern Bulletin, July, 1906. From Vancouver Island. 

 Hans, A. About Abnormal Ferns, illust. Horticulture, 



May 12, 1906. Illustrations of aberrant Athyrium 



Ulix-fcemina. 



Klugh, A. B. The Fern Flora of Ontario. Fern Bul- 

 letin, July, 1906. 



Lee, Dr. E. L. The Hart 's-tongue Fern in Tennessee. 

 Fern Bulletin, July, 1906. Description of the station 

 near South Pittsburg. 



McNeill, L. H. Botrychium Bitcrnatum. Fern Bul- 

 letin, July, 1906. Habits of growth in this species. 



Palmer, W. Green and Red Stiped Lady Ferns. Fern 

 Bulletin, July, 1906. An inquiry as to the cause of the 

 difference in color with suggestions for study. 



Sanford, Mrs. J. R. A Station for Asplenium ebenoides 

 in Massachusetts. Rhodora, June, 1906. 



