Bulb rhizomatous, ovoid, 4–6 × 2–4 cm; basal plate 2–3 cm; neck 2–5 cm; tunic grayish brown. Leaves deciduous, 3–7, arching, reflexed at apex, 2–5.5 dm × 1–1.8(–2.5) cm, longest leaf exceeding 4 dm at anthesis, coriaceous; blade shiny green, narrowly liguliform, channeled proximally, apex acute. Scape 3.5–5 dm, 2-edged, glaucous; scape bracts 2, enclosing buds, 4–5.5(–6.5) × 1–1.5 cm; subtending floral bracts 2.5–5 cm × 4–8 mm. Flowers (1–)2(–3), one opening slightly before the other, fragrant; perianth tube green, 6–8(–9.5) cm; tepals slightly ascending, white, distal green-striped on keel, 7–11(–12.5) cm × 5–8 mm; corona white with small, yellowish green proximal eye, broadly funnelform to rotate, tubulose proximally, 3–4.5 × 4–6 cm, margins between free portions of filaments with 2–3 prominent lacerate projections; free portions of filaments inserted on flat sinal base, suberect, white, 2–4 cm; anthers 1.5–2 cm, pollen yellow; ovary oblong, 1.5–2 cm × 10 mm, ovules 4–6 per locule; style green in distal 1/2, fading to white proximally, 15–19 cm. Capsules subglobose, 3–4 × 2.5–3 cm. Seeds obovoid, 2.4–2.7 × 1.5–1.9 cm.
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