Rhizome 1-3 mm thick, long-creeping, phyllopods 1-5 cm apart, buds in the lower half of the internodes. Anatomy: vascular strands 4-8, sclerenchyma sheath distinct, sclerenchyma strands up to 10, scattered. Rhizome scales spreading, peltate, 4-9.5 by 0.4-1.4 mm, base entire, acumen ciliate, shining light brown or hyaline, rounded to ovate scales without acumen regularly present. Fronds monomorphic, stalked, stalks to 1-10 cm long, to 0.25(-0.5) as long as the lamina, lamina 3.5-36 by 0.3-1.4 cm, linear, base narrowed, widest at or below the middle, apex obtuse to acute. Venation: veins distinct, veinlets simple, free, excurrent. Hydathodes absent. Stellate hairs dimorphic, forming a dense mat, light brown, the straight rays boat-shaped to acicular, separate from the lower layer. Sori apical or all over the lamina, closely packed, 2 or 3 in a row in each areole, superficial, developing acropetally. Sporangia stalked, paraphyses not differentiated. Spores with irregular ridges and protuberances.
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