Plants 10-20 cm tall. Rhizomes slender and decumbent, wirelike, ca. 1 mm in diam., densely scaly; scales appressed, deep brown, narrowly lanceolate, 2-4 × 0.4-0.8 mm, basifixed with a tuft of hairs on point of attachment, base broadly ovate, upward attenuate, margin shortly serrate, apex extended into long awn; lumina large, isodiametric, middle ones subrectangular, walls slightly thickened. Fronds remote; stipe brown, 1.2-5(-12) cm; lamina brown on both surfaces when dried, linear-lanceolate, 10-20 × 0.3-1 cm, widest at middle, papery, with a few scattered scales, leaf scales with transparent oblong lumina, lamina base cuneate, decurrent, margin flat and straight or slightly revolute, apex shortly acuminate; costa raised on both sides, veinlets obscure. Sori along lower 1/3 of laminae, midway between costa and margins or nearer costa, elliptic; paraphyses brown, suborbicular, 0.3-0.4 mm in diam.; lumina large, subsquare, transparent.
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