132 
BEAUTIFUL FERNS. 
Aspidium marginale^ Swartz, Syn. Fil., p. 50. — Schkuhr, Krypt. 
Gew., p. 195, t. 45, b. WiLLDENOW, Sp. PI., V., p. 259. — 
PuRSH, FI. Am. Sept., ii., p. 662. — Link, Fil. Hort. Berol., 
p. 107. — Hooker, FI. Bor.-Am., ii., p. 160. — Torrey, FI. 
New York, ii., p. 495. — Gray, Manual, ed. ii., p. 598. — Met- 
TENius, P'il. Hort. Lips., p. 92; Aspidium, p. 55. — Eaton, in 
Chapman’s Flora, p. 595. — Robinson, Ferns of Essex Co., in 
Bull. Essex Inst., vii.. No. 3, p, 50. — Williamson, Ferns of 
Kentucky, p. 97, t. xxxv. — Davenport, Catal., p. 32. 
Polypodium margi 7 iale, Linn^us, Sp. PL, p. 1552. 
Nephrodium marginale, Michaux, FI. Bor.-Am., ii., p. 267. — Hooker, 
Sp. Fil, iv., p. 122. — Hooker & Baker, Syn. Fil., p. 273. 
Lastrea marghialis, Presl, Tent. Pterid., p. 77. — J. Smith, Ferns, 
Brit, and Foreign, p. 157. — Lawson, in Canad. Naturalist, 
i., p. 281. 
Dryopieris marginalis, Gray, Manual, ed. i., p. 632. — Darlington, 
FI. Cestrica, ed. iii., p. 396. 
Hab. — Rocky hill-sides in rich woods, especially where black leaf- 
mold has gathered between masses of rock ; one of our most abundant 
and characteristic ferns, confined to North America, but extending from 
New Brunswick to Central Alabama, Professor Eugene A. Smith ; 
westward to Arkansas, Professor F. L. Harvey ; Wisconsin, Parry, 
T. J. Hale ; and brought from the Saskatchewan and the Rocky Moun- 
tains of British America by Drummond. 
Description; — Professor Robinson has remarked of this 
species: — “This comes nearer being a tree fern than any 
other of our species ; the caudex, covered by the bases of 
fronds of previous seasons, sometimes resting on bare rocks 
