m CRYPTOGAM! A FILICES. Aspidium. 
/ ' _ 
dis, rachi bulbifera, soris subrotundis. IVilld. sp. pi. 5 . 
p. 2 75. 
Polypodium bulbiferum. Sp.pl. 1553. 
Nephrodium bulbiferum. Mich.fi. amer. 2. p. 268. 
Icon . Schkuhrjilic. t. 5/ . Corn canacl.5. Moris, hist. 3. 
5. 14. t. 3.J. 10. 
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. 
tisplenioides. 14, frondibus bipinnatis, pinnulis lineari-Janceolatis inci- 
so-serraiis, serraturis bi- s. tridentatis terminalibus acu- 
tioribus, soris oblongis lunatis. IVilld. sp. pi. 5. 
p. 276. 
Nephrodium asplenioides. Mich.fi. amer. 2. p. 268. 
Polypodium pensylvanicum. Muhlb. in litt. 
Asplenium Athyrium. Sprengel. anleit. 3. p. 113. 
Icon. Schkuhrjilic. t. 78. 
In shady woods, on the banks of rivulets and ditches : 
New England to Carolina. % . July. v. v. A tall 
species, very much resembling the following in many 
respects. 
Filix femina. 
5. A. frondibus bipinnatis, pinnulis oblongo-lanceolatis in- 
ciso-serratis, serraturis bi- s. tridentatis acutiusculis, 
soris oblongis rectis. IVilld. sp. pi. 5. p. 2/6. 
A. alpestre. Schkuhrjilic p . 58. 
Polypodium Filix femina. Sp. pi. 1551. 
Polypodium molle. Schrcb.' spicii. 70. 
Polypodium dentatum, incisum et trifidum. Hqffm. fi. 
germ 2 p 7. 
Athyrium molle, trifidum, ovatum et Filix femina. 
Rnth.fi. germ. 3 . p. 6l — 65. 
Icon. Schkuhr Jilic. t. 58. 59. £9* 60. Pluk. phytogr. 
t. 180./. 4. Moris, hist. 3. 5. 14. t. 3 ./. 8. 
In low shady grounds : Canada to Virginia. 1/ . July. 
v. v. 
i 
angustum. 10. A. frondibus bipinnatis, pinnulis lanceolatis inciso-serra- 
tis, serraturis subbidentatis, infima superiore elongata, 
soris oblongis sublunatis. IVilld. sp. pi. 5 p. 277. 
Nephrodium Filix femina. Mich.fi. amer 2. p. 208. 
In shady low woods : Canada to Pensylvania. I/ . 
v. v. Resembles the preceding. 
punctilobum . 1/. A. frondibus bipinnatis, pinnulis decurrentibus ovato- 
oblongis pinnatifidis, laciniis subquadridentatis, soro 
