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Succulent, perennial, herb; acaulescent, base rhizomatous. Leaves subdistichous to whorled; blade terete, spirally twisted, up to 0.5 m long, dark green. Flowers: inflorescences 1 or 2, erect to slightly curved, raceme dense; bracts whitish brown when dry, apex caudate, base irregularly auriculate, margins entire; pedicels erect when flowering, curved in fruit; perianth yellow; Nov.-Mar. Fruit an inflated capsule.
Raceme ± densely many-flowered, conical to cylindrical, 8–16 cm long increasing to c. 36 cm long in fruit; bracts 12–15 mm long, finely subulate and shortly hyaline-winged toward the base with hyaline auricles, persistent; pedicels ± closely spaced, slender, ascending-patent, mostly 5–13 mm long after anthesis, straight, becoming ± curved in the fruiting inflorescence, persistent.
A succulent herb. It has a rhizome or underground stem. The leaves are 30 cm long and come from the rhizome. The leaves are ina rind from the base and are light green and straight. The flowers are small and yellow and in groups along a stalk 60-70 cm long. The fruit is a round green capsule.
Perennial herb, up to 0.8 m high. Leaves cylindrical, subulate, spirally twisted, up to 350 mm long and 5 mm in diameter. Stamens bearded with a rim of long yellow hairs in upper half of filament. Flowers lemon-yellow.
Capsule inflated when mature, not stipitate, green becoming brownish, withered tepals persisting at the base, 8–10 mm long, 7–9 mm wide, subglobose, 3-lobed.
Seeds 3–4 mm long (including wings), 3-sided, with the angles usually distinctly winged, the wings most obvious in young seeds, brownish-black.
Rhizome 1–3 × 1–2.5 cm, hemispherical to shortly subcylindrical; roots numerous spreading long, fibrous to fleshy fusiform.
Peduncle usually 1, ascending-erect, terete, ± fleshy becoming stoutly rigid, 35–46(55) cm long and 3–6 mm in diameter.
Robust tufted perennial herb, 50–75 cm tall, glabrous, usually with 1–2 plants from a vertical woody rhizome.
Filaments c. 2–3 mm long, densely bearded in the upper part with long yellow hairs; anthers 1.5–2 mm long.
Tepals yellow with a green midrib, persistent, up to 9 × 4 mm, oblong, the outer 3 ± cucullate.
Style c. 2.5 mm long, terete.
Aerial stem absent.
