1 2 Polypodiaceae 



probably the most abundant fern in the 

 vicinity of Glacier. 



Dryopteris Rootstock short, erect or de- 

 oreopteris cumbent, scaly; stems light 



<Sw.) straw-colored, 2-6 inches long, 



Maxon. c , . -\ 



tutted, copiously scaly through- 

 out, with light brown scales; leaves iJ- 2 

 feet long, rather firm, broadly-lanceolate, 

 gradually tapering from near the middle 

 to both ends; pinnae 2-3 inches long, deeply 

 pinnatifid, gradually shorter to the lowest 

 which are more distant, broadly triangular, 

 and less than an inch long; segments flat, 

 oblong, and nearly entire; rachis straw- 

 colored, densely scaly with light brown 

 scales, nearly to the apex. 



In the Selkirks on the moist mountain 

 slopes and rocky ravines at Glacier. 



Woodsia Rootstock short, creeping, and 



scopulina densely chaffy; ^^ b 



D. c. .baton. i-i 



Rocky darker at the base, 2-4 inches 



Mountain lon g glandular-hairy ; leaves 

 Woodsia. mostly glandular-hairy through- 



