Rhizome ascending, ca. 2.5 cm in diam., densely clothed with castaneous, lanceolate scales at apex. Fronds caespitose. Stipes stramineous, 30-40 cm, 2-3 mm in diam., dark brown and densely covered with lanceolate, castaneous scales at base; upward scales becoming small and sparse, black or dark brown, ciliate at base. Lamina ovate-pentagonal, ca. 35 × 20-25 cm, usually soriferous only on upper part, tripinnate. Pinnae ca. 10 pairs, alternate, remote, ovate-lanceolate; basal pinnae largest, up to 15 × 8 cm, with stalks 1-3 cm. Pinnules 5-8 pairs, lanceolate; lowest basiscopic pinnule on lowest pinna up to 7 × 2 cm, pinnatisect. Ultimate pinnules 6-8 pairs, ovate, ca. 1 cm × 4 mm, sparsely toothed above. Veins pinnate; veinlets forked or simple, reaching margins, visible abaxially. Lamina subleathery, dark green, subglabrous adaxially; rachis and pinna rachis densely covered with brown, hairlike scales ciliate at base; pinnule rachis with brown ciliate scales, distinctly saccate at base or not. Sori medial; indusia brown, ciliate.
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