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but occurring in many localities through the State. Always on 

 rocks or cliffs. 



Phegopteris Dryopteris Fee. Common in rich, damp woods. 



Phegoperis hexagonoptera Fee. Rather scarce, but more fre- 

 quent in the southern and western parts of the State. 



Phegopteris polypodioides Fee. Common on wet rocks and in 

 damp woods. 



Polypodium vulgare L. Common Polypody. Common on 

 rocks. 



Polypodium vulgare cristatum Lowe. Rock City, Dutchess 

 Co., Charles A. Coons. 



Polystichum acrostichoides Schott. Christmas fern. Common 

 in woods. The variety incisum with the type. 



Polystichum Braunii Lawson. Summit, Schoharie Co., Catskill 

 and Adirondack Mts., Professor Peck; Ilion ravine, Rev. H. M. 

 Simmons in herb. Gilbert. 



Pteris aquilina L. Bracken. Common throughout the State. 



Pteris aquilina pseudocaudata Clute. The common form on 

 many parts of Long Island. Clute. 



Scolopendrium vulgare J. E. Sm. Hart's tongue. Rare. Only 

 in ravine of Chittenango Creek, Green Lake, Jamesville and a few 

 other stations in the vicinity of Syracuse. 



Struthiopteris Germanica Willd. Ostrich fern. Frequent in 

 the Valley of the Mohawk and its tributaries. Western part of 

 the State, Torrey; Southern tier, Clute. , 



Woodsia glabella R. Br. Crevices of rocky ledges at Lake 

 Avalanche and in the pass north of it, Professor Peck; Haines' 

 Falls, Catskill Mts., Professor Peck. The station at Little Falls 

 has been destroyed by excavation. 



Woodsia hyperborea R. Br. Rare. Adirondack Mts. Only 

 three stations known — at Cascadeville, Lake Avalanche, and Am- 

 persand Mt, Professor Peck. 



Woodsia Ilvensis R. Br. Rusty Woodsia. On rocks and cliffs. 

 Rather scarce. 



Woodsia obtusa Torr. In rich woods and on rocks. Widely 

 spread but not common. 



Woodwardia angustifolia Sm. Flatbush and Middle Village, 

 L. I., Professor Peck; Babylon and Bellville, L. I., Clute; Staten 

 Island, Torrey. 



