26 POLYPODIACEAE. 
11. Asplenium Bradleyi D. C. Eaton. Brad- 
de ley’s Spleenwort. (Fig. 56.) 
t)) i 
VN : YE Asplenium Bradleyi D, C. Eaton, Bull. Torr. Club, 4: 11. 
> 1873. 
| Sy (722 > : 
eat : hs’ ei Rootstock short, chaffy with brown scales. Stipes 
Ty \ tufted, slender, 2’-3’ long, chestnut-brown throughout; 
ee [as e leaves oblong-lanceolate or oblong, acuminate at the 
We a V7 8 apex, not narrowed at the base, pinnate with 8-12 
the lower again pinnatifid or pinnate with oblong 
obtuse lobes or pinnules, which are toothed at the 
apex, the upper pinnatifid with dentate or nearly 
entire lobes; rachis brown ; sori short, borne near the 
midrib, covered with the narrow indusium until ma- 
turity. 
al 03 or pairs of short-stalked or sessile, oblong-ovate pinnae, 
\ 
On rocks, ‘preferring limestone, New York to Georgia 
and Alabama, west to Arkansas. Local. July—-Sept. 
12. Asplenium acrostichoides Sw. Silvery 
Spleenwort. (Fig. 57.) XQ 
Asplentum acrostichoides Sw. Schrad. Journ. Bot. 2: 54. Dy 
1800. \) Way 
Asplenium thelypteroides Michx. Fl. Bor. Am. 2: 265. AI 
1803. Zi 
Rootstock slender, sinuous, creeping. Stipes S’-12’ | me VL 
long, straw-colored, somewhat chaffy below at least {/ “eet / 
when young; leaves lanceolate in outline, 1°-3° long, “SENS 
6’-12/ wide, acute or acuminate at the apex, narrowed x = 
to the base, pinnate-pinnatifid ; pinnae linear-lanceo- ‘ 
late, sessile, acuminate, deeply pinnatifid into numer- TY ANNAN (TS 
ous oblong obtuse or subacute, slightly crenate seg- S ARYL 
ments; sori crowded, slightly curved or straight, the SN Wi 
lower ones often double; indusium light-colored and PIETY AU) 
somewhat shining when young. ~\ 
In rich moist woods, Nova Scotia to Minnesota, south RAW 1 
to Alabama and Kentucky. Ascends to 5000 ft. in Virginia. nS Al INY 
Also in eastern Asia. Aug.-Oct. SAA Ww 
13. Asplenium Filix-foémina (L.) Bernh. Lady-fern. (Fig. 58.) 
Polvpodium Filix-foemina I,. Sp. Pl. 1090. _ 1753. 
Asplenium Filia-foemina Bernh. Schrad. Neues 
Journ, Bot. 1: Part 2, 26. 1806. 
Rootstock creeping, rather slender for the size of 
the plant. Stipes tufted, 6’-10’ long, straw-colored, 
brownish or reddish ; leaves broadly oblong-ovate 
or oblong-lanceolate, acuminate at the apex, 1°-3° 
long, 2-pinnate; pinnae lanceolate, acuminate, 
short-stalked or the upper ones sessile, 4’-8’ long; 
pinnules oblong-lanceolate, incised or serrate, their 
lobes or teeth often again toothed, those toward 
the ends of the pinnae confluent by a very narrow 
margin to the secondary rachis; sori short, the 
indusia straight or variously curved, sometimes 
horseshoe-shaped. 
In woods, thickets, and by walls and fences, Nova 
Scotia to Alaska, south to Florida, Louisiana and An- 
zona, thus throughout nearly all of North America. 
Ascends to 6000 ft. inNorth Carolina, and to 2000 ft. in 
Vermont. Also in Europe and Asia. June-Aug. 
