T: New South Wales, North Western Slopes, 41.5 km S of Tamworth on highway, 9 Sep 1985, K.D.Hill & L.A.S.Johnson 1272; holo: NSW; iso: CHR, K.
Perennials, 55–110 (–135) cm tall, rhizomatous; rhizome very short-noded; stems densely crowded. Stem leafless, terete, 2–5 mm diam., ±hard, blue-green, subglaucous; ridges 45–80, dense, not distinct; dorsal epidermis cells not enlarged; pith continuous or rarely slightly interrupted below, of astericiform cells. Cataphylls few, 9–27 cm long, ±lax, abaxially dull, stramineous-brown to dark yellow-brown distally, dark red-brown or black and slightly glossy at base, adaxially silvery to dark golden brown, slightly glossy. Lower bract 12–25 cm long, exceeding inflorescence; sheath ±dilated. Inflorescence pseudolateral, (4–) 9–17 cm long, diffuse; flowers numerous, loosely to densely clustered or solitary. Bracteoles ovate, to c. 1 mm long. Tepals ±lanceolate, stramineous-brown; outer tepals 1.5–2.1 mm long, acute to acuminate, longer than or equalling inner ones, with margins membranous to stramineous, distinct; inner tepals acute to subobtuse and mucronate, broadly bordered. Stamens 3; anthers 0.4–0.7 mm long; filaments 0.4–0.5 mm long; style 0.1–0.2 mm long; stigmas to c. 0.5 mm long. Capsule ±triseptate, ellipsoid to oblong-obovoid, 2.2–2.6 mm long, exceeding perianth, acutish to obtuse, not or shortly mucronate, golden brown, shining. Seeds 0.3–0.5 mm long, ellipsoid, 0.4–0.5 × 0.20–0.25 mm, 12–16-striate, densely reticulate, apiculate; appendages absent.