FLORA OF BURLINGTON AND VICINITY 3 



PELLAEA Link. Cuff Bhake 



P. atropiirpurea (L.) Link. Purple Cliff Brake. Limestone cliffs; 

 occasional. July. 



PHEGOPTERIS (PresI) F^e. Beech Fern 



P. Dryopteris (L.) Fee. Oak Fern. Moist woods; frequent. July. 



P. hexag-ouoptera (Michx.) Fee. Broad Beech Fern. Rich woods; 



rare. July, Aug. Shelburne, (Jones) ; Burlington, (N. F. F.) ; 



Colchester, (GrifRn). 



P. polypodioides Fee. Long Beech Fern. Damp woods; occasional. 

 July. 



POLYPODIUM (Tourn.) L. Polypody 



P. Tiilg-are L. Rocks; common. July, Aug. 



POLYSTICHUM Roth. 



P. acrostichoides (Michx.) Schott. Christmas Fern. Rocky woods; 

 common. July. Var. Schweinitzii (Beck) Small. (Var. incisum 

 Gray) Occasional. A crisped form occurs, Burlington, (Mrs. 

 Richardson, Ross); Colchester, (GrifRn). 



PTERIS L. Brake or Bracken 



P. aquilina L. Pastures and woodlands; common. Aug. Var. psei/oo- 

 CAUDATA Clute. Rare. Colchester, (Ross). 

 WOODSIA R. Br. 



"U. ilyensis (L.) R. Br. Rusty Woodsia. Exposed rocks; occasional. 

 July. Abundant at one station. 



\y. obtiisa (Spreng.) Torr. Blunt-lobed Woodsia. Rocky banks; oc- 

 casional. July. 



WOODWARDIA Sm. Chaix Fern 



AV. yirgiiiica (L.) Sm. Virginia Chain Fern. Wet swamp, Colchester. 

 (Robbins) . July. 



OSMUNDACEAE. FLOWERING FERN FAMILY 



OSMUNDA (Tourn.) L. Fixdwering Fern 



0. cinnamomea L. Cinnamon Fern. Wet woods and pastures: com- 

 mon. Fertile May; sterile June. Variable in the shape and cut- 

 ting of the pinnules. Var. incisa Hunt. Rare. Burlington. (Ross. 

 N. F. F.) ; Colchester, f Grifhn) . 



