Perennial, 5–25 cm tall, ±densely ciliate, with creeping rhizome and short stolons. Stem with numerous basal and 2–3 cauline ±flat leaves; upper leaves 2–4 cm × 1.7–3.3 mm, with sparsely papillose-serrulate margins. Clusters 3–9-flowered; peduncles erect, often ±flexuose, usually at least one nodding. Lower bract 1–3 cm long, shorter than inflorescence. Bracteoles 2.0–2.5 mm long, whitish-membranous, ciliate-fimbriate. Tepals 2.8–4.1 mm long, castaneous brown to dark brown. Anthers 1.3–1.8 mm long, 3.0–4.5 times longer than the 0.3–0.6 mm long filaments; style 1.0–1.5 mm long; stigma 1.8–3.0 mm long, ±persistent. Capsule ±equalling tepals; capsule segments 2.1–3.0 mm long, dark brown. Seeds subglobular, 1.0–1.1 × 0.8–1.0 mm; basal appendage 0.4–0.7 mm long. Mean length of middle stomata in upper cauline leaves 30–35 μm. 2n=12 [12AL], fide H.Nordenskiöld, Hereditas 37: 336–337 (1951); J.Kirschner, Pl. Syst. Evol. 200: 5 (1996).