92 ASPIDIUM 



NEW YORK FERN: 



Aspidium novehoracense. 

 {Dryopteris novehoracensis ; Nephrodium nove- 

 horacense.) 



Fronds 8 to 24 inches long, widest in the middle, 

 tapering both ways, pinnate; pinnae long and nar- 

 row, deeply cut into rounded lobes; below, the 

 pinnae become more distant, and reduced in size to 

 mere ears, forming a distinguishing feature of this 

 fern; veins simple, or forked only in the basal 

 lobes; fertile fronds appearing later than the 

 sterile. 



Fruit dots distinct, borne near the margin; in- 

 dusium minute. 



Common in rich woods, widely distributed. 



NOTES. 



