Plants ca. 85 cm tall. Rhizome obliquely ascending, densely scaly; scales dark brown, lanceolate, entire. Fronds caespitose; stipe dull stramineous, 16-27 cm, ca. 5 mm in diam., base densely clothed with oblong-lanceolate to narrowly lanceolate, dark brown, fimbriate scales; lamina ovate-lanceolate, 30-50 × 20-30 cm, bipinnate, base slightly narrowed or not, apex acuminate; pinnae 10-12 pairs, alternate, spreading or barely ascending, remote, lanceolate, lower several pairs ca. 15 × 4 cm, base truncate, shortly stalked, apex acuminate; pinnules ca. 14 pairs, spreading, oblong-lanceolate, 2-3 × ca. 1 cm, apex obtuse, basiscopic side cuneate, acroscopic side truncate or auriculate, basal basiscopic pinnules often shortened, margin lobed. Lamina herbaceous; rachis and costa scaly, scales lanceolate, with ciliate acute teeth, costules below with few linear, dark brown scales; veins pinnate, forked, impressed adaxially, raised abaxially. Upper part of lamina fertile, sori in 1 regular row on each side of costule; indusia often caducous.
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