Sam. in H.R.E.Handel-Mazzetti, Symb. Sin. 7: 1237 (1936)
T: Spain, Serra Bejar, El Trampal, 2100-2250 m, 27 Jul 1978, F.Navarro, J.A.Sánchez & C.Valle; holo: FCO.
Perennials; stems 1.5–8 cm, setaceous, densely caespitose; rhizomes very short, stout, covered with dark brown scales. Leaves bitubular, filiform; leaf sheaths with conspicuous, often reddish-brown auricles; upper stem leaf present or absent; basal stem leaf with dark purplish-brown sheath. Bracts castaneous, with lowermost often with leaf-like point exceeding inflorescence. Inflorescence a single (1–) 2–4-flowered capitulum. Tepals 3.0–4.5 × 1 mm, oblong, obtuse, initially white, becoming suffused dark purplish. Stamens 6; anthers 1.5–2 mm long; filaments up to 3.5–4.5 mm long, exceeding tepals at maturity; style 0.7–1.2 mm long; stigmas c. 0.5 mm long, spreading. Capsule 2.5–3 × 1.5–2 mm, oblong-ellipsoid, abruptly contracted into 1.0–1.5 mm mucro. Seeds 0.6–0.7 mm long, with minute appendages less than 0.1 mm long.