L.A.S.Johnson, Contr. New South Wales Natl. Herb. 3: 242 (1963)
T: Dalyston, 5 m [8 km] W of Wonthaggi, Victoria, 4 Feb 1959, L.A.S.Johnson s.n.; holo: NSW49844; iso: CHR.
Perennials, 70–185 (–200) cm tall, densely caespitose; rhizome very short-noded, stout, 5–10 mm diam. Stem leafless, terete, 1.3–3.2 mm diam., hard, grey-green to blue-green, subglaucous; ridges 20–40, conspicuous; subepidermal sclerenchyma strands present; pith arachnoid, interrupted, rarely partly continuous, of astericiform cells. Cataphylls 2–3; upper cataphylls often to 25 cm, ±lax, abaxially dark yellow-brown and dull distally, dark red-brown or blackish and ±glossy at base, adaxially golden brown to coppery, slightly glossy. Lower bract 15–30 cm long, exceeding inflorescence; sheath ±narrow. Inflorescence pseudolateral, 6–15 cm long, diffuse, fan-shaped; flowers numerous, loosely clustered to solitary. Bracteoles ovate, to c. 1 mm long, scarious to stramineous. Tepals lanceolate, initially green, becoming stramineous-brown, occasionally red-brown along midrib, with broad membranous margins; outer tepals 1.5–2.5 mm long, conspicuously longer than inner ones, acuminate; inner tepals acute. Stamens 3 (–6); anthers 0.3–0.5 mm long; filaments 0.6–0.7 mm long; style 0.1–0.2 mm long; stigmas c. 0.5 mm long. Capsule triseptate, narrowly ovoid to ellipsoid, 1.5–2.5 mm long, slightly shorter than to exceeding perianth, obtuse, not or shortly mucronate, golden or pale brown. Seeds c. 0.5 mm long, ellipsoid, apiculate, c. 16–21-striate, densely reticulate, pale brown; appendages absent.