10 THE FERN BULLETIN 



Pellaea atropurpurea (L.) Purple Cliff -brake. Near 

 Norway in Dickinson Co., Upper Peninsula. Ap- 

 parently rare. 



Crvptogramma acrostichoides (R. Br.) American 

 Rock-brake. Found only in crevices of rocks on 

 Isle Royale and Caribou Island in Lake Superior. 



Cryptogram ma stelleri (Gmel.) Slender Cliff- 

 brake. South shore of Lake Superior; Pictured 

 Rocks in Alger Co., Upper Peninsula, G. H. Hicks. 



Woodwardia virginica (L.) Virginia chain-fern. 

 In swampy ground, St. Clair Co. ; Huron Co. Fre- 

 quent throughout the State. 



Woodwardia areolata (L.) Net-veined Chain-fern. 

 South Haven in Van Buren Co., L. H. Bailey. Ap- 

 parently rare. 



Asplenium trichomanes (L.) Maidenhair spleen- 

 wort. In crevices of rocks, Houghton Co. and Ke- 

 weenaw Co. in LTpper Peninsula and on Isle Royale, 

 in Lake Superior. 



Asplenium platyneuron (L.) Ebony spleenwort. 

 Near Allegan, Allegan Co., Miss Josie A. Williams: 

 near Williamston, Ingham Co., O. A. Farwell. 

 Only stations known in the State. 



Asplenium montanum (Willd.) Mountain spleen- 

 wort. Near Clifton, Upper Peninsula, 0. A. Far- 

 well. 



Asplenium ruta-muraria (L.) Wall rue spleen- 

 wort. Keweenaw^ Co., Upper Peninsula, O. A. Far- 

 well. Apparently rare. 



Asplenium angustifolium (Michx). Narrow- 

 leaved spleenwort. Shaded banks of Black river % 

 St. Clair Co., but rare; rich woods in Jackson Co., 

 S. FL & D. R. Camp; Washtenaw Co., Genesee Co. 

 Apparently infrequent. 



