IOI 



Nephrodium spinulosum Desv. Spinulose Wood 

 Fern. Frequent in the southern section. 



Nephrodium spinulosum var. intermedium Davenp. 

 Common everywhere. 



Nephrodium spinulosum var. dilatatum Baker. Com- 

 mon in the hills of the western and northern parts, and 

 on Eagle Island, Casco Bay. 



Nephrodium Boottii Davenp. Frequent in all sec- 

 tions. 



Phegopteris polypodioides Fee. Narrow Beech 

 Fern. Throughout the State. Common. 



Phegopteris hexagonoptera Fee. Broad Beech Fern. 

 Scarce. Found in the central and western parts of the 

 State. Monhegan Island (M. P. Cook). 



Phegopteris Dryopteris Fee. Oak Fern. Common 

 throughout the State, especially in the north. 



Woodwardia Virginica Smith. Common Chain 

 Fern. Quite frequent in the southern section. Not 

 known in the northern. 



Camptosorus rhizophyllus Link. Walking Fern. 

 Winthrop (H. Metcalf). The only station. Said to 

 have been collected in Shapleigh but this was an error. 



Asplenium ebeneum Ait. Ebony Spleenwort. Not 

 common, but found at various stations in the southern 

 section. 



Asplenium Trichomanes L. Maidenhair Spleen- 

 wort. Widely scattered in the southern section, but 

 rather scarce. Not known in the northern. 



Asplenium thelypteroides Desv. Silvery Spleen- 

 wort. Fairly common throughout the State except near 

 the coast. 



Asplenium Filix-foemina Roth. Lady Fern. Abund- 

 ant everywhere with numerous varieties and forms. 



Adiantum pedatum L. Maidenhair. Widely dis- 

 tributed but not common. 



Pteris aquilina L. Bracken. Abundant everywhere. 



Poly podium vulgar e L. Polypody. On rocks through- 

 out the State. The variety auritum Willd. is reported 



