664 CRVPTOGAMIA FILICES. AspidlUm. 
dis, rachi bulbifera;, sbris subrotundis. Willd. sp. pi. 5. 
p. 275. 
Polypodium bulbiferum. Sp.pl. 1553. 
Nephrodium bulbiferum. Mkh.Ji. amer. 2. p. 268. 
Icon. Schkuhr fdic . t . 57 . Corn canad.5. Moris, hist. Z. 
s. 14. t. 3.f iO. 
In shady woods, about rocks : Canada to Pensylvania. 
1/, July. v.v. The leaf is narrow, and produces 
generally some small bulbs on its midrib, 
usplenioides. 14, frondibus bipinnatis, pinnulis lineari-lanceolatis inci- 
so-serraus, serraturis bi- s. tridentatis terminalibus acu- 
tioribus, soris oblongis lunatis. Willd. sp. pi. 5. 
p, 276. 
Nephrodium asplenioides. Mich.^fl. amer. 2. p. 268. 
Folypodiurn pensylvanicum. Muhlh. in Hit. 
Asplenium Athyrium. Sprengel. anleit. 3. p. 113. 
Icon. Schkuhr Jilic. t. 78. 
In shady woods, on the banks of rivulets and ditches : 
New England to Carolina. If. . July. v. v. A tall 
species, very much resembling the following in many 
respects. 
Filisfemi/ia. 15. A, frondibus bipinnatis, pinnulis oblongo-lanceolatis in- 
ciso-serratis, serraturis hi- s. tridentatis acutiusculis, 
soris oblongis rectis, W illd. sp. pi. 5. p. 2/6. 
A. alpestre, Schkuhr fdic p. 58. 
Polypodium Filix femina, Sp. pi. 1551. 
Polypodium molle. Schrcb. spiciL 70. 
Polypodium dentatum, incisum et trifidum. Hojfm. Jl. 
germ 2. p- 7 • 
Athyrium molle, trifidum, ovatum et Filix femina. 
Roth.fl. germ. 3. p. 6l — 65. 
Icon. Schkuhr flic. t. 58. 59. ^ 60. Pluk. phytogr. 
t. 180./. 4. Moris, hist. 3. s.\4. t. 3.f. 8. 
In low shady grounds : Canada to Virginia. 1/ . July, 
V. V. 
angustum. 
16. A. frondibus bipinnatis, pinnulis lanceolatis inciso-serra- 
tis, serraturis subbideniatis, infima superiore elongata, 
soris oblongis subiunatis. Willd. sp. pi. 5 p. 277. 
Nephrodium Filix femina. Mich.fl. amer. 2. p. 2t)8. 
In shady low woods ; Canada to Pen.sylvania. Ij.. July. 
V. V. Resembles the preceding. 
punctilohum. 
17. A. frondibus bipinnatis, pinnulis decurrentibus ovato- , 
oblongis pinnatihdis, laciniis subquadridentatis, soro j 
