14, 



SPREADING SHIELD-FERN 



(Dryopteris dilatata) 



Frond 1-i- to 2^ feet long. 4 to 16 Inches broad. In 

 crown. Twice-pinnate. Stipes covered by dark brown 

 scales which often have darker centers. Blade very 

 broad in center. The pinnules next to the rachis on 

 lower pinnae much the longest. Pinnae at right angles 

 to rachis. Sori usually subterminal to ends of veinlets, 

 In moist woods. Not common. 



ASERICAN SHIELD-FERN 



(Dryopteris intermedia) 



Frond 1 to 3 feet long, 3^- to 9 inches broad. Tv/lce- 

 pinnatfr. In crown. Stipes covered by light brown scales 

 which often have dark centers. The second pinnule from 

 the rachis usually much the longest. Sori subterminal 

 to the veinlets. 



In moist woods. Common, 



