Trab. in J.A.Battandier & L.C.Trabut, Fl. Algérie, Monocot.: 86 (1895).
Perennials, mat-forming or stoloniferous; rhizomes branched, thin, short, ascending to creeping, subterranean; internodes c. 1–2 cm long; individual tussock formed by stems and intravaginal shoots; lower elevation forms with long above-ground stolons. Stem usually 5–15 cm tall, erect. Basal leaves 1–2, with brownish sheaths, to 5 cm long, c. 0.5–0.8 mm wide; cauline leaves 2–3, almost reaching inflorescence, acute, unitubular, perfectly distinctly septate. Lower bract reduced, sheath-like with short blade, usually shorter than inflorescence, to c. 1 cm long. Inflorescence usually 0.5–3 cm long, of 1–5 (–8) brown to blackish castaneous-brown semiglobose 3–10-flowered heads 7–9 mm in diam.; branches usually abbreviated; capitulum bracts scarious-whitish, prominently brownish veined. Tepals brown or usually blackish castaneous-brown, often with green midrib, ±equal; outer tepals carinate, ovate-lanceolate, acuminate, 2.5–3.0 mm long; inner tepals ovate, subacute or subobtuse and mucronate, with contrasting whitish-scarious, 0.2–0.3 mm wide margins. Stamens 6; anthers c. 1.0–1.4 mm long; filaments 0.3–0.5 mm long; style c. 1.0–1.2 mm long; stigmas c. 1.0 mm long. Capsule unilocular, ovoid-trigonous, acute to acuminate, dark castaneous-brown, shining, c. 3 mm long, including 0.5–0.8 mm rostrum; rostrum exceeding perianth. Seeds ovoid-pyriform, c. 0.45–0.5 × 0.2–0.3 mm, pale brown, apiculate, longitudinally 20–24-striate, transversally reticulate; appendages absent.