Rhizome thick, shortly creeping; scales yellow-brown, bright iridescent, soft, twisted, linear-lanceolate, 10-20 × 1-2.5 mm, lower margin subentire, upper part minutely denticulate, apex long acuminate, areole wall thin. Fronds clustered; stipe thick, short, 1-2 cm; lamina thick leathery, shrunken when dry, ribbonlike, 15-35+ × 1-3 cm, widest at middle or above, base long attenuate and winged on stipe, margin cartilaginous, apex long attenuate or caudate; costa thick, slightly raised adaxially, keeled abaxially. Soral line 1-2 mm from margin, superficial; paraphyses long, with head obconic, longer than wide. Spores monolete, oblong in outline, surface rugate.
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