Rhizome shortly creeping; scales light brown, lanceolate, 5-8 mm, ca. 1 mm wide at base, areole wall thin, soft, twisted, margin entire, apex bristlelike. Fronds clustered; stipe short; lamina herbaceous, lanceolate, 30-40 × 0.5-0.8 cm, gradually narrowed to both ends, margin slightly revolute; costa invisible adaxially, slightly raised abaxially, slender. Soral line immersed in groove, close to revolute margin, ca. 2 mm from costa, lower 1/3 not fertile; paraphyses long, with head obconic, ca. 2 × as long as wide. Spores monolete, elliptic in outline, surface ornamentation obscure.
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