THE FERX BULLETIN 



75 



high and Bradford counties. (Nephrodium Boottii 

 (Tuck.) of other lists. Were it possible to examine 

 the specimens upon which these records are based, it is 

 quite probable that some would be found to be 

 Nephrodium cristatum x spinulosum (Milde). 



Nephrodium? Goldieaxum (Hooker). Goldie's 

 Fern. Wet woods. Local, but occurs throughout. 



Xephrodium Goldieaxum x spinulosum (Bene-* 

 diet). Rare. Known only from type station in Dela- 

 ware county. Neither alleged parent occurs in the im- 

 mediate vicinity of the plants, and Goldicanum not 

 within several miles. (Originally described as Ne- 

 phrodium Cliutonianum silvaticum (Poyser). 



Xephrodium margixale (L.) Marginal shield- 

 fern. Rocky woods Common. Tripinnate forms 

 have been found. 



Xephrodium xoveboracexse (L.) Xew York 

 Fern. Dry woods and thickets. Common, through- 

 out. 



Xephrodium simulatum (Daw) Dodge's Fern. 

 Low. wet woods. Rare. Pike, Monroe and Schulkill 

 counties in the eastern portion of mountain belt. Re- 

 ported from Chester county in Porter's list, but speci- 

 mens I have examined seem better referred to N. 

 noveboracense, 



Xephrodium spinulosum (Muhl.) Spinulose 

 shield-fern. Rocky woods and shaded banks. Infre- 

 quent throughout. 



Xephrodium spinulosum dilatatum (Hoff.) 

 Broad wood-fern. "Woods. The mountains and west-* 

 em plateau. Local. Susquehanna, Lackawanna, Pike, 

 Monroe. Lycoming, Potter, Armstrong. Erie, Brad- 

 ford and Allegheny counties. 



Xephrodium spinulosum intermedium (Muhl.) 



