Rhizome short. Culms tufted, 5-8 cm tall, slender, smooth, leafy in lower 1/3. Cauline leaves shorter than culm; blades needlelike, ca. 0.5 mm wide, smooth; sheaths pale brown. Inflorescence 1-spiked, terminal, androgynous, oblong, 5-8 mm; male part 2-flowered, short, indistinct; female part 3-or 4-flowered. Female glumes dark brown laterally, green at middle, oblong-lanceolate, 3.5-4.2 mm, 3-veined, apex attenuate. Utricles green, slightly tinged with pale brown, erect, lanceolate-oblong, 4.5-5 mm (including stipe ca. 0.8 mm), membranous, not distinctly veined, apex gradually attenuate into a beak ca. 1.5 mm, orifice obliquely truncate, indistinctly toothed. Nutlet oblong, trigonous, ca. 2 mm; style base slightly thickened; stigmas 3.
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