Plants 60-80 cm tall. Rhizome erect, densely scaly; scales dark brown, lanceolate, ca. 2.5 cm, entire. Fronds caespitose; stipe stramineous, ca. 20 × 3-4 mm, with lanceolate or linear-lanceolate, fimbrillate-margined, brown scales; lamina lanceolate, 30-40 × 10-12 cm, widest at middle, once pinnate-pinnatifid, gradually narrowed toward base, apex acuminate; pinnae 20-22 pairs, spreading or ascending, lanceolate, 5-6 cm, ca. 1.2 cm wide at base, basal 3 or 4 pairs gradually shortened, shortest 3-3.5 cm, pinnatisect; segment ca. 16 pairs, oblong, 5-6 × 2-2.5 mm, apex truncate, coarsely 3-or 4-dentate. Lamina herbaceous; rachis densely clothed with linear or linear-lanceolate, fimbrillate, brown scales adaxially and lanceolate, fimbrillate, dark brown scales abaxially, costae and costules clothed with ovate, basally fimbrillate scales on both surfaces, upper ones pale; veins pinnate, not forked. Sori at apices of segments, 5 or 6 pairs on each segment, marginal, those on upper part of lamina often protruding out from margin at maturity; indusia pale brown, orbicular-reniform, entire.
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