Erect, mostly branched herb, c. 5-15 cm high. Roots filiform, c. 0.2 mm in CS, with hairs. Stem c. 0.2-0.8 mm in CS, glabrous, internodes c. 3-18 mm long. Leaves not amplexicaul, appressed, oblong to lanceolate, acute, c. 1-2 by c. 0.3-0.7 mm. Raceme c. 0.5-5 cm long. Flowers c. 7-35, all around. Bracts oblong-lanceolate to lanceolate, acute, c. 0.6-1.3 by c. 0.2-0.3 mm, appressed to the pedicel or patent to 25° to it, in the latter case mostly perpendicular to the stem. Pedicels c. 2-7 mm long and c. 0.1-0.2 mm in CS, patent at c. 30-60 (-70)°, straight, sometimes slightly recurved at the top. ♂ Flowers: perianth segments 6, 3 larger alternating with 3 smaller, all oblong and patent to reflexed; the larger segments acute, without appendages, c. 0.7-1 by c. 0.3-0.35 mm; the smaller segments at the apex with a stipitate, small, ellipsoid knob, c. 0.5-0.8 by c. 0.2-0.3 mm. Stamens 3, c. 0.3 mm; filaments often exceeding the 4-celled, 4-lobed anthers. ♀ Flowers: perianth segments patent, (4-) 5-6, equal, oblong, acute, c. 0.5-0.6 by c. 0.2-0.35 mm, apex without appendages. Carpels c. 20-40 (-70), c. 0.3-0.35 mm; style inserted laterally near the top, awl-shaped, c. 0.4-0.8 mm long, apex acute.
Dense forest, sometimes under bamboo, 250-500 m, once at c. 1150 m. Fl.--08.