Tiny tufted perennial with culms up to 5 cm. high.. Leaf-blades rolled, 1.5–3 cm. long, up to 0.8 mm. wide when flattened.. Spikes straight or curved, 1–4 cm. long, up to 1 mm. wide; rhachis tough, always very wavy and somewhat spongy.. Spikelets always in opposite ranks and deeply embedded; lower glume 0.4 mm. long, truncate to acute; upper glume (1.8–)2–2.5 mm. long, 3-nerved, acute, the tip often divergent at maturity; lemma obovate, 0.7–1 mm. long, 1(–3)-nerved, obscurely mucronulate.. Caryopsis obovate, 0.5–0.8 mm. long.