Pi7i7iae acii7uinate. 
, y. D. cristata Ciintoniana (D. C. Eaton) Underw. 
Plants 6-12 dm. high; pinnae ovate-lanceolate, deeply 
pinnatifid, 8-15 cm 1., sessile or stalked, spreading; lobes 
usually distant, oblong, obtuse, cut-toothed or serrate ; sori 
borne on the free vein lets near the midvein of the lobes. 
Fairfax Co., Va., and Dismal ^\s7\.\x\^ ^Palmer, 
tttt Leaves 2'pi7t72ate to J 'pinnatifid, 
* Pinnules entii'e or crenate, 
6. D. marglnalls (L ) A. Gray. 
Poly pod iz^m ?narg-i?iale L. 1. c. 109T. 
NepJw odium mar gin ale L , C Rich, ; Michx. 
Fl. 2 : 267. Wate7's^ 1. c.236. 
Aspidium marginale Sw, Syn. Fil. 50. Eaton,, 
1. c. 2 : 69. t. 55 ; iu Gray 1. c. 688. Clute,, 1. 
c. 134. ^ 
Dryopteris marginalis A, Gray,, 1848. Man. 
632. Underw, in 111. Fl. i : 17; Nat. Ferns 113; 
in Britt. 1. c. 15, 
Wood Feiin, 
Plants 2-6 dm. high; leaves oblong-lanceolate, glaucous 
beneath ; pinnae rather distant, subopposite, 12 cm. or less 
1., 3 cm. or less vs^ide ; pinnules short-stalked or sessile, 
oblong, acute or obtuse, pinnatifid or nearly entire ; sori 
marginal. 
In rocky woods . Sumn cr. 
45 
