IOO 



dant in the southern section, not reported from the 

 northern. 



Cystopteris bulbifera Bernh. Rather common in the 

 northern parts of the State, less so in the western and 

 central. 



Cystopteris fragilis Bernh. Common Bladder Fern. 

 Generally distributed in the State but nowhere abundant. 



Cystopteris fragilis Bernh. var. dcntata Davenp. 

 Wells (Kate Furbish). 



Polystichum achrostichoides Schott. Christmas Ferx. 

 Very common throughout the southern section, but not 

 known north of forty-seven degrees. 



Polystichum achrostichoides f. iucisum Gray. Fre- 

 quent with the species. 



Polystichum Braunii Law son. Rather common in the 

 northern part of the State. Found also at high eleva- 

 tions in the western portion. 



Nephr odium X oreboracense Desv. New York Ferx. 

 Found in all parts of the State and common in most. 



Nephrodium Thelypteris Desv. Marsh Ferx. In all 

 portions of the State and quite common. 



Nephrodium simulatum Davenp. Xot common as far 

 as known. Georgetown (G. E. Davenport), Southport 

 (M. L. Fernald). 



Nephrodium fragrans Richards. Fragrant Ferx. In 

 the extreme northern part of the State (M. L. Fernald), 

 Alt. Kineo (C. E. Smith), Winthrop (H. Metcalf), An- 

 dover (J. A. Allen). 



Nephrodium cristatum Michx. Crested Ferx. Com- 

 mon in swamps throughout. 



Nephrodium cristatum Clintouiauum D. C. Eaton. 

 Apparently rare. Farmington (H. W. Jewell), South 

 Portland. 



Nephrodium Goldieaiium Hook. Goldie's Ferx. Xot 

 rare in the western and central parts of the State, but 

 not known near the coast nor in the northern section. 



Nephrodium margmdle Michx. Marginal Shield 

 Fern. Common on rocky hillsides throughout the State. 



