- 3 8- 



Asple.nium Trichomanes L. Shaded cliffs; frequent. 



Asplenium viride Hudson. Cliffs, Mt. Mansfield and 

 Camel's Hump, Willoughby Mt. 



Athyrium thelypteroides Desv. Rich woods ; frequent. 



A thy Hum Filix-focmina Roth. Moist woods; common 

 and very variable. 



Camptosorus rhizophyllus Link. Shaded rocks, es- 

 pecially limestone ; locally common in western Vermont. 

 Rare in towns of the Connecticut river valley north to 

 Norwich. 



Cystopteris bulbifera Bernh. Moist, shaded ravines; 

 frequent. 



Cystopteris fragilis Bernh. Rocky woods and ravines; 

 common. 



Dicksonia pilosiuscula Willd. Hilly pastures ; common. 

 Onoclca sensibilis L. Moist meadows and thickets; 

 common. 



Struthiopteris germanica Willd. Rich alluvial soil; 

 common. 



Pcllcca atro purpurea Link. Limestone cliffs ; occa- 

 sional in western Vermont. Willoughby Mt. 



Pcllcca gracilis Hook. Moist limestone rocks ; occa- 

 sional. 



Phcgopteris Dryopteris Fee. Rocky woods ; common. 

 Phegoptcris hexagonoptera Fee. Rich woods; oc- 

 casional. 



Phcgopteris polypodioides Fee. Damp woods; com- 

 mon. 



Ptcris aquilina L. Pastures and woodlands ; common. 



Ptcris aquilina pscudocaudata Clute. Sandy plains; 

 Burlington, F. A. Ross. Only station in New England. 



Woodsia glabella R. Br. Moist, mossy, shaded, sub- 

 alpine cliffs. Willoughby Mt. : Mt. Mansfield ; Bakers- 

 field Ledge; Quechee Gulf (altitude 600 feet). 



Woodsia alpina S. F. Gray. Moist, mossy, exposed, 

 sub-alpine cliffs. Mt. Mansfield, Willoughby Mt. ; Que- 

 chee Gulf (altitude 600 feet). 



Woodsia llvensis R. Br. Rocks ; common. 



