Plants terrestrial, 60-80 cm tall. Rhizome long creeping, 3-4 mm in diam., with dense, long, brown-red hairs. Fronds distant; stipe brown, slightly shiny, 32-40 cm, as thick as rhizome, base with dense long brown-red hairs, distally with short hairs; rachis and rachillae with dense short hairs; lamina brown-green when dried, 3-pinnatisect, oblong-ovate in outline, 35-40 × 10-15 cm, herbaceous, both surfaces glabrous, small rachillae sparsely shortly hairy, apex acuminate; pinnae 14-17 pairs, alternate, usually overlapping, obliquely spreading, with stalk ca. 5 mm, 2-pinnatisect, broadly lanceolate in outline, 10-12 × 4-5 cm, base unequal, basiscopically cuneate, acroscopically truncate, apex acuminate; pinnules 14-17 pairs, adjacent, obliquely spreading, shortly stalked, pinnatisect, oblong-lanceolate, 2-2.5 × 0.7-1 cm, base unequal, basiscopically cuneate, acroscopically truncate and parallel to rachis, apex acuminate; pinnules 6 pairs, compact, obliquely spreading, oblong, 5-7 × 3-4 mm, margin crenate, apex obtuse. Veins in lobules pinnate, 4 or 5 pairs, veinlets furcate. Sori small, distant from margin, terminal on one of furcate veinlets; indusium brown, hemitelioid, almost glabrous.
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