Rhizome short-creeping, densely clothed with pale yellow-brown hairs. Fronds clustered, erect, undivided, subterete, 6–27 cm long, 0.7–0.9 mm wide, smooth but with scattered, short thick appressed hairs; upper surface flat to shallowly grooved; lower surface rounded with 2 narrow grooves; sterile fronds absent; sporogenous heads 5–10 mm long, 1.5–3 times longer than broad, narrowly triangular; segments 3–5 mm long with scattered appressed hairs; margins with coarse hair-like teeth. Sporangia not mixed with hairs.