96 ASPIDIUM 



MARGINAL SHIELD FERN: 



Aspidium marginale. 

 (Nephrodium; Dryopteris marginalis.) 



Fronds 1 to 3 feet long, growing in circles, ever- 

 green, pinnate to twice pinnate; pinnae lance- 

 shaped, pointed; pinnules slightly curving, and in 

 the lower pinnae may be lobed; stipes chaffy. 



Fruit dots conspicuous, borne close to the mar- 

 gins of the pinnules without crowding; indusium 

 convex, whitish. 



Found in rich woods from Nova Scotia to 

 Georgia, Alabama and westward. 



NOTES. 



