CRYPTOGAMIA, FILICES. 
no 
frond. Indusia squamiform^ connate in the 
form of berries and not expanded. — JVutt. 
sensibiiis, 1,0. barren frond pinnate ; pinnse lanceolate, acute, 
incised, dentate, upper ones co-adunate, the 
fruit-bearing ones bi-pinnate; pinnulse recurved, 
globular, glabrous ; rachis glabrous. — TFilld. 
Icon. Schk. filic. t. 102. Pluk. Mant. t. 404. 
f. 2. 
Sensitive Fern. 
In meadows, the borders of fields, open woods, and thick- 
ets ; very common. Slightly sensitive. Perennial. July. 
393. ASPLENIUM. Swartz. Synop. filic. p. 4. 
Sori linear^ transversal^ scattered. Indusia 
arising from the lateral veinS;, and open- 
ing towards the rib. — JVutt. 
rhizophyi. 1. A. frouds lanceolate, stipitate, sub-crenate; 
base auriciilate-cordate, top very long, linear- 
filiforrn, radicant. — Willd. 
Icon. Pluk. aim. t. 105. f. 3. 
Leaf-rooting Spleen-wort. 
A singular species, rooting at the elongated ends of the leaf. 
On the rocks of the Wissahickon and Schuylkill. Perennial. 
July. 
^pinnatifi. fronds lanceolate, stipitate, pinnatifid, point at- 
'dum, tenuated, roundish, ovate. B. 
A very distinct variety, but not, I think, a species, for I have 
found pinnatifid and lanceolate leaves together on No. 1. I 
have only found on the rocks close to the Schuylkill, east 
side, a mile south of the falls. July. 
ebenum. 2. A. fronds pinnate, pinnse sessile, lanceolate, 
serrulate, cordate at the base, auriculated above. 
—^Willd. 
