Plants 15-30 cm tall. Rhizomes short and decumbent, less than 3 cm, 2-3 mm in diam., apex densely scaly, remainder soon naked; scales basifixed, deep brown with paler margins, iridescent when young, lanceolate or broadly lanceolate, 2-3.5 × 0.7-1.1 mm; most lumina opaque, marginal 1 or 2 rows of cells brownish, transparent. Fronds clustered; stipe straw-colored, 1-3(-5) cm, 1-1.5 mm in diam.; lamina brownish or grayish green when dried, lanceolate or linear-lanceolate, both ends attenuate, (10-)13-20 × 1-2 cm, widest at middle, leathery, both surfaces glabrous, base cuneate, decurrent, apex acuminate; costa raised on both sides, veinlets obscure. Sori on distal half of lamina, costular, rarely midway between costa and margins, orbicular, 3-7 mm in diam.; paraphyses orbicular, brownish with central lumina small and opaque or iridescent with lumina large and transparent. Spore surface foveolate.
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