Rhizomes decumbent, stout; scales dark brown, lanceolate. Stipe chestnut-colored, ca. 35 cm × 3 mm; lamina brownish green, ovate-deltoid or ovate-oblong, as long as stipe, 18-20 cm wide, pinnate, herbaceous when dry, abaxially brown pilose, adaxially glabrous. Lateral pinnae ca. 5 pairs, basal pair largest, lanceolate, 14-18 × ca. 2.5 cm, stalks ca. 1 cm, base unequal, basiscopically divided, small segment 6-9 cm, apex caudate-acuminate; other pinnae simple, somewhat shortened distally, shortly stalked or sessile; pinnae of second pair broadly lanceolate, 13-16 × 2.5-3 cm, base broadly rounded, margin serrate, teeth sharp, ascending, apex caudate-acuminate; terminal pinna larger than adjacent ones, base bifid. Veins 1-or 2-forked, occasionally connected forming 1 or 2 areoles; hydathodes linear, only extending to tooth base. Sori extending to 2/3 of veins.
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