Polypodiaceae 9 



hairs and usually somewhat glandular; sori 

 numerous, covered by the infolded ends of 

 the rounded oblong lobes. 



On rocks and among broken stones at the 

 lower altitudes of the eastern Rockies; grow- 

 ing in matted masses. 



Asplenium Rootstock stout, creeping, chaffy 



viride Huds. with brown scales ; stems nu- 



Green merous, densely tufted, brown- 



Spleenwort. ish beloWj green aDO ve; leaves 



linear-lanceolate, 2-8 inches long, once pin- 

 nate, pale green, with 12-20 pairs of ovate 

 or rhomboid, crenate, obtuse, unequal- sided 

 pinnules; sori oblong, numerous, or scattered. 

 On dry rocks and slides, frequent through 

 the Rockies. 



Rootstock creeping, rather slen- 

 Asplenium 



Filix-foem- 



ina (L.) stems tufted, 6-10 inches long; 



Bemh. straw-colored, brownish or red- 



Lady Fern. d{ ^ ^^ scattered brown scales 



which are large and numerous at the broad- 

 ened base; leaves broadly oblong-lanceolate, 



