Perennials, c. 12–15 (–20) cm tall, caespitose to loosely caespitose; rhizome short. Basal leaves usually up to 8–10 cm long, 2–3 mm wide. Cauline leaves 1–2, up to 6 cm long, c. 2.5 mm wide; leaf and bract margin hairy, densely papillose-serrulate; apex obtuse. Inflorescence composed of 2–4 subsessile and 1–3 pedunculate clusters (clusters usually less than 7); clusters ±ovoid, usually 6–11-flowered; peduncles straight, without secondary branches, smooth, usually 1.5–2.0 (–4.0) cm long. Lower bract herbaceous, exceeding inflorescence, usually 3–5 cm long. Bracteoles ±ovate, often brown at base, ciliate above, c. 1.5 mm long. Tepals equal, entire, acute to acuminate, 2.2–2.5 mm long, dark brown to castaneous brown; margins pale brownish to membranous, distinct. Stamens 6; anthers 0.6–0.7 mm long; filaments c. 0.5 mm long; style 0.2–0.3 mm long; stigmas up to 1.2 (–1.5) mm long. Capsule shorter than or equalling perianth, subacuminate; capsule segments brown to dark brown, usually 2.1–2.3 × c. 1.2 mm. Seeds 1.0–1.1 mm long, (0.5–) 0.6 (–0.7) mm wide; appendage 0.1–0.2 mm long, usually fibrillate on the top. 2n=12 [12AL], fide J.Kirschner, Thaiszia 2: 34 (1992).