CRYPTOGAMIA FILICES. Aspidium. 
665 
solitario instructis, rachibus pubescentibus, stipite gla- 
bro. Willd. sp. pl. 5. p. 2 79- 
Nephrodium punctilobulum. Mich.Jl. amer. 2. p. 2 68. 
In shady woods, on the banks of small rivulets : Cana- 
da to Virginia. 7/ . July. v. v. From two to three 
feet high. 
18. A. frondibus bipinnatis, pinnulis decurrentibus ovato- atomarium. 
oblongis pinnatifidis, laciniis dentatis, soris sparsis. 
Willd. sp.pl. 5. p. 27 g. 
In Pensylvania. Muhlenberg. 7/. -p. Not much 
above a span high ; fructification small. 
ip. A. frondibus bipinnatis, pinnulis ovatis decurrentibus tenue. 
dentatis, soris solitariis juxta dentes pinnularum. Willd. 
sp.pl. 5. p. 279. 
Nephrodium tenue. Mich.Jl. amer. 2. p. 2 69. 
In clefts of rocks : Canada to Virginia. 7/. July. v. v. 
A small species 3 fructifications large. 
20. A. frondibus bipinnatis, pinnulis subtus paleaceo-setosis rufidulum . 
oblongis obtusis crenatis coadunatis, soris demum con- 
fluentibus. Willd. sp. pl. 5. p. 282. 
Nephrodium rufidulum. Mich.Jl. amer. 2. p. 269. 
On rocks : Canada to Pensylvania. 1/ . July. v. v. 
A small species, growing in large tufts 3 it resembles 
V/oodsia hyper borea very much. 
7 25. ONOCLEA. Willd. in mag. ges. natur f. fr. z. 
berl. 180 9. p. 160. 
1. 0. frondibus sterilibus pinnatis, pinnis lanceolatis acutis sensibilis , 
inciso-dentatis, superioribus coadunatis, fructificanti- 
bus bipinnatis, pinnulis recurvato- globosis glabris, ra- 
chi glabra. — Willd. sp. pl. 5. p. 28 7. 
Icon, Schkuhr Jilic. t. 102. Pluk. mant. t. 404. f. 2. 
Breyn. cent. t. 56. f» B. 
In low pastures and open woods : New York to Florida. 
1/. July. v. v. About a foot high 3 leaves pale 
green. 
2. O. frondibus sterilibus pinnatis, pinnis oppositis pinnati- obtusilobata . 
fidis, lobis rotundatis : inferioribus sensim minoribus, 
superioribus coadunatis, fructificantibus bipinnatis, 
pinnulis incisis recurvato-globosis villosis, rachi squa- 
mosa. — Schkuhr fi lie. p. C)5. t 103. 
In low grounds : Pensylvania. 7/ . July. v. v. Not 
so large as the preceding. 
