Perennial herb, suckering to produce dense clusters of erect stems. Stems 10–15 cm long and 1–1.5 cm in diameter. Leaves rosulate, weakly erect then arching downwards, grass-like, 25–45 cm × c. 5(10) mm, linear, slightly channelled on upper surface, slightly fleshy, uniformly green, white-spotted near the base with spots scattered on the upper surface and more densely so on the lower surface; margin very narrowly cartilaginous, with minute teeth 1–2 mm apart. Inflorescence simple, erect to 30–50 cm high rarely more; peduncle with a few sterile, ovate, brownish bracts below the raceme, 2–3 cm apart. Raceme 10–20 × 5 cm, conical-cylindric, laxly flowered; bracts 10–15 × 5–7 mm, ovate-acuminate, reddish-brown; pedicels 12–18 mm long, with pendent flowers. Perianth scarlet, greenish-tipped, 25–30 mm long, c. 7 mm in diameter across the ovary, cylindric-trigonous, narrowing towards the mouth, base tapering into the pedicel; outer segments free almost to the base with tips very slightly spreading. Stamens and stigma scarcely exserted. Capsule and seeds not seen.
