L.A.S.Johnson in J.M.Black, Fl. S. Austral. , ed. 3, 1: 322 (1978)
T: Australia, New South Wales, 32 km E of Makatana, 16 Apr 1970, L.A.S.Johnson; holo: NSW105140.
Perennials, 65–145 cm tall; stems not densely tufted; rhizome short, short-noded. Stem leafless, 1.5–5.5 mm diam., soft, grey-green, often glaucous; ridges 40–115, slightly prominent; dorsal cells not enlarged; pith interrupted, of astericiform cells. Cataphylls few, ±lax, abaxially dull, yellow-brown to stramineous, often pinkish distally, brown to red-brown at base, adaxially usually stramineous-silvery, less often to golden brown. Lower bract 10–40 cm long, exceeding inflorescence; sheath narrow. Inflorescence pseudolateral, 6–14 cm long, very diffuse; branches often flexuous; flowers numerous, solitary or occasionally loosely clustered. Tepals broadly lanceolate, stramineous-brown with very broad membranous margins; outer tepals 1.8–3 mm long, longer than or equalling inner ones, acute to acuminate; inner tepals subacute to subobtuse, often ±mucronate. Stamens 3 (–6); anthers 0.4–0.6 mm long; filaments 0.5–0.6 mm long; style to 0.1 mm long; stigmas 0.3–0.5 mm long. Capsule triseptate, ellipsoid, 2.1–2.6 mm long, exceeding perianth, obtuse to acutish, not or shortly mucronate, golden brown. Seeds narrowly ovoid, 0.4–0.5 × c. 0.2 mm, apiculate, 15–20-striate, densely reticulate, brown to pale brown; appendages absent.