Plants 20-40 cm tall. Rhizomes shortly creeping, 2.5-3 mm in diam., densely scaly; scales narrowly lanceolate, 2.5-4 × 0.5-1 mm; lumina usually thick and totally opaque, sometimes thin and transparent. Fronds closely spaced; stipe straw-colored, 3-12 cm, thick, ca. 2 mm in diam.; lamina grayish green, ovate-lanceolate, widest 1/3 from base, both ends abruptly narrowed, 20-35 × 2-3 cm, nearly softly leathery, both surfaces smooth when dried, base decurrent, apex long caudate; costa raised on both sides, veinlets obscure. Sori restricted to distal 1/3 on narrow distal part of lamina, orbicular, ca. 4 mm in diam., midway between costa and margins; paraphyses dark brown, peltate, rounded-stellate, 0.2-0.3 mm in diam., margin with long and strong spines; lumina opaque, thick and dark colored, or thin and brown.
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