T: Chile, Valparaiso, F.J.F.Meyen s.n.; holo: ’herb. Lucaeno’, n.v. [the herbarium not identified; A.Lourteig, Publ. Comit. Nat. Franc. Rech. Antarct., Biol. 23: 44 (1968), cited a type specimen as ’Meyer II 1831 Type PR’ but the specimen was not located at PR recently.]
Perennials, c. 2–10 (–20) cm tall, loosely caespitose; rhizome creeping, rooting, distally ascending and branched, gradually changing into stem, covered with scarious to stramineous scales to 1 cm long. Leaves mostly clustered along the transition zone between rhizome and stem, c. 1–8 cm long, ±terete, unitubular, perfectly septate; sheaths 2–15 cm long, with scarious margins; auricles obtuse, 0.2–0.8 mm long. Lower bract leaf-like, to 2 cm long; sheath slightly shorter than inflorescence; blade acicular. Inflorescence of 1 (rarely 2) terminal heads, each head (1–) 2–5-flowered. Tepals ±equal, 2.0–3.5 mm long, lanceolate, acute, bordered castaneous or stramineous; margins later scarious; central band green, later castaneous. Stamens 6, shorter than tepals; anthers 0.8–1.3 mm long; filaments 1.5–2.4 mm long. Capsule unilocular, broadly ellipsoid to ±ovoid, 2.5–3.5 mm long, light brown to dark blackish brown, slightly exceeding perianth. Seeds ±ovoid, 0.4–0.6 × c. 0.3 mm, reticulate, brown; appendages absent.