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NEPHROIreEPlS EXALTATA, Schott. POLYPODIUM PLUMULA, H.B.K.
FERNS OF NORTH AMERICA. 1 29
P l a t e L X III. — F ig . 1 - 4 .
N E PH R O L E P IS E X A L T A T A , S c h o t t .
Tall Nephrolepis.
N e ph ro l e p is e x a l t a t a : — Root-stock very short, sending
out numerous very long and slender stolons or runners;
stalks a few inches to over a foot long, chaffy with narrow
scales when young,, at length nearly smooth; fronds two to
six feet long, two to four inches wide, linear, often somewhat
pendent, simply pinnate; pinnæ very many, chartaceous,
smooth or sparingly hirsute beneath, sessile, articulated to the
rachis, oblong-linear and slightly falcate, auriculate on the
upper side of the truncate or sub-cordate base, crenulate-
denticulate, obtuse or acute; veins free, mostly once forked
near the midvein, the veinlets oblique, straight, enlarged at
the tip; fertile pinnæ soriferous at the tips of the superior
forks of the veins; indusia firm, round-reniform, and attached
at the sinus, or merely curved and attached by the concave
base, the free margin being directed towards the apex of the
pinna.
N eph ro lep is exaltata, S chott, Gen. Fil., cum icone. — H o o k e r , Gen.
Fil., t. xxxv.; Sp. F i l , iv., p. 152. — M e t t e n iu s , Fil. Hort.
Lips., p. 10 0 . — E aton , in Chapman’s Flora, p. 5 9 6 .— H ooker
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