FLORA OF VERMONT 6 



CYSTOPTERIS 

 C. bulbifera, Bernli. Moist shaded ravines; frequent. 



C. fragilis> Bernli. Rocky woods and ravines ; common. 



DICKSONIA 



D. pilosiuscula, Willd. (D. punctiloba, Gray.) Hilly pastures ; common. 



ONOCLEA 



O. sensibilis, ^^. Sensitive Fern. Moist meadows and thickets ; common. 

 The form obtusilobata, Charlotte, Pringle. 



O. Struthiopteris, Hoffmann. Ostrich Fern. Rich alluvial soil ; common. 



OSMUNDA. 



O. cinnamomea, L. Cinnamon Fern. Wet woods and pastures ; common. 

 The form frondosa, Charlotte, Princjle ; Randolph, Bates. 



O. Claytoniana, L. Wet woods and pastures ; conunon. 



O. regalis, L. Wet woods and swamps ; common. 



PELLJ^A 



P. atropurpurea, Link. Limestone cliffs ; occasional in western Vermont, 

 Lake Willoughby, E. Faxon. 



P. gracilis, Hook. (P. Stelleri, Watt.) Moist limestone rocks ; occasional. 



PHEGOPTERIS. Beech Fern 

 P. Dryopterist Fee. Rocky woods ; common. 

 P. hzxagonoptera, Fee. Rich woods ; occasional. 

 P. polypodioides. Fee. ( P. Phegopteris, Underw. ) Damp woods; connnon. 



POLYPODIUM. Polypody 

 P. vulgare, L. Rocks ; common. 



PTERIS. Bracken 

 P. aquilina,'L. Pastures and woodlands ; common. 



WOODSIA 



W. glabeUa, R. Br. "Willoughby Lake," T,>nr>/ ; Mt. Mansfield and 

 Bakersfield, Pringle; Quechee Gulf, BalcJi. 



W. hyperborea, R. Br. (W. alpina, S. F. Gray.) Mt. Mansfield and 

 Willoughby, Pringle; Quechee Gulf, Balch. 



W. Ilvensis^ R. Br. Rocks ; common. 



W. obtusa, Torr. Rocky banks and ledges ; occasional. 



