Plants up to 6 cm high, green to yellowish-green, radiculose nearly to the apex. Leaves 3-5.5 x 0.5-1 mm, straight to somewhat flexuose, erect-spreading, scarcely changed when dry, broadly acute, concave or tubulose below, tubulose to slightly keeled above, ovate-lanceolate, unistratose; margins weakly serrate only near the apex; costa subpercurrent, the upper part with 2 weakly serrated dorsal ridges, in section showing 1 row of guide cells and 2 weak stereid bands, the dorsal epidermal layer sometimes with a few differentiated cells; cells elongate and pitted throughout. Dioicous (male plants about the size of the female). Setae solitary, 1.5-2 cm long, yellow to reddish-brown; capsules 2.5-3.5 mm long, straight, erect, furrowed when dry; annulus none; operculum 1.5-2.5 mm long. Spores 14-19 µm.