Royle ex D.Don, Proc. Linn. Soc. London 1: 10 (1840)
T: [not indicated in 1839; in 1840 given as] in Emodi montibus ad Shalma, J.F.Royle; lecto: LIV, designated here; isolecto: K, LE, W.
Perennials, 8–32 cm tall, densely to loosely caespitose; rhizomes short-noded or ascending. Cataphylls up to 4, sometimes aristate, to 3 cm long, tightly encircling stem, castaneous, shining; sterile shoots with single leaf to 15 (–18) cm long; cauline leaves usually 2, stiffly erect, usually inserted 1/2 and 2/3 way along stem; lower leaf blade cylindric, sometimes flattened, to 10 cm long, to 1.4 mm wide, slightly grooved to deeply canaliculate, not septate, reaching at least base of upper leaf, sometimes exceeding inflorescence, gradually tapered to subacute apex; upper leaf with long slightly inflated sheath and short bristle-like blade to 2 cm long; auricles conspicuous, oblong, blunt, free part to 0.9–1.3 mm long, often brown. Lower 2 bracts subequal, equalling capitulum, lanceolate, dark castaneous, shining. Inflorescence hemispheric, 4–11-flowered, to 1.7 cm in diam.; pedicels of lower flowers to 3 mm long. Tepals lanceolate, subacute or inner blunt, ±equal, 4.5–5.6 mm long, ±white or reddish-brown. Stamens 6; anthers 2.0–2.9 mm long, usually completely exserted; filaments (2.2–) 4.2–5.2 mm long; ovary (1.5–) 2.2–2.5 mm long, abruptly contracted into 2.0–2.5 mm style; stigmas stout, short, erect, c. 0.3–0.6 mm long. Capsule ellipsoid-trigonous, 3.0–3.3 mm long, dark brown, shining; mucro 0.7–1.1 mm long (style with mucro c. 3 mm). Seeds pale brown, 0.7–0.8 × 0.3–0.4 mm; appendages ±unequal, 0.2–0.3 mm and c. 0.1–0.2 mm long. Fig. 65.