6 Polypodiaceae 



the region at the lower altitudes, frequently 

 forming beds of considerable size. 



Adiantum Rootstock slender, creeping; 

 pedatum L. stems 9-18 inches long, dark 

 Maidenhair chestnut brown or nearly black, 

 shining, forked into nearly equal 

 branches at the summit; leaves obliquely 

 orbicular in outline, 8-18 inches broad, thin, 

 the pinnae arising from the branches of the 

 stem, somewhat radiately arranged, the* 

 larger ones 6-10 inches long, 1-2 inches 

 broad, pinnules triangular-oblong, or the 

 terminal one fan-shaped, the lower margin 

 entire and slightly curved, the upper cut, 

 bearing the linear-oblong son. 



Sparingly throughout the region in woods 

 or moist shaded situations, among rocks. 



Pteridium Rootstock stout, widely creeping, 

 aquilinum subterranean; stems hairy, 1-2 

 pubescens feet high, erect, straw-colored 

 Underw. or brownish, leaves soft hairy, 

 especially on the under surface, 



