A, thclypteroides L. C\ Rich; Michx. FI.2 :365. 
Eaton^X, c. 2 : t. 50; in Gray, 1. c. 685. 
Undervj, Nat. Ferns 107, 
Aihyriutn thelypteroldes Desv. Mem, Soc. Linn, 
Paris, 6 : 2pt. 266. C/^//^?, Ferns 185. Waters^ 
Ferns 163, 
SlI.VKllV WOOI>FI£RN. 
Plants 6-10 dm. high ; leaves lanceolate ; pinnae line- 
ar-hiiiceolate, acuminate, 7 cm. or less 1., i cm. wide; 
ultimate divisions oblong, obtuse, entire or obscurely 
dentate. 
1 n m o i s t w o o d s . Summer- 
tttt Lecives 2- pinnate to 3- plnnatlfld, 
3. A. felix-foemina (L.) Roth. 
Poly podium fellx-femhia L. Sp. PI. 1090. 
Athyrlum fcllx-foe7nlna Roth, 1800. Tent. Fl. 
Germ. 3 : 65. Clutc^ 1. c. 179. Wat, 1. c. 167. 
Asplenlidm fellx-foemina Berjih. 1806. Schrad. 
Neues Journ. Bot. i : 2 pt. 26. Eaton^ I.e. 2: 
225. t. 76; in Gray, I.e. G'S^, Underw . in III. 
Fl I : 26; Nat, Ferns 107; in Britt. I. c. 12. 
Lady Fkun. 
Plants 4-10 dm. high ; leaves clustered at the apex of 
the stout rootstock ; pinnae lanceolate, extremily variable, 
37 
