Plants acaulescent, cespitose; rosettes from bulblike bases, with vertical, subterranean caudices. Leaf blades lax, grasslike, flattened, 70–100 cm × 5–9(–11) mm, not glaucous; margins serrulate, with close-set, cartilaginous teeth; inflorescence leaf blades reduced, 4–35 cm. Scape 7–12 dm. Inflorescences paniculate, 5–10.5 × 0.7–1.5 dm; bracts caducous, 1.2–4 cm; bractlets white to tan, 2–4 mm. Flowers: tepals 1.7–2.5 mm; fertile stamens: anthers 0.7–1.2 mm; pedicel recurved in age, proximal to joint 1.5–3.5 mm, distal to joint 6–10 mm. Capsules symmetrical, broadly winged, 7.2–9 × 8–10(–12) mm, distinctly notched basally and apically. Seeds loosely invested in capsules, rounded, 3.4–4.8 × 2.6–3.3 mm.
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