Bulbs branching dichotomously, 2–5.1 × 5.1–19 cm, 0.2–0.5 times taller than long, annual growth evident, generally forming discrete rounded module; scales usually 2-segmented but often unsegmented or 3-segmented, longest 1–2.7 cm. Stems to 2.8 m, strongly clonal, forming dense colonies. Leaves ± evenly distributed along stem, in 1–5 whorls or partial whorls, 3–18 leaves per whorl, usually horizontal and drooping at the tips, sometimes ± ascending, 8.2–24.5 × 0.9–5.6 cm, 3–12 times longer than wide; blade usually elliptic, sometimes ± oblanceolate, rarely lanceolate or obovate, margins usually straight but occasionally ± undulate. Racemes 1–28-flowered. Flowers rarely fragrant; sepals and petals reflexed 1/4 along length from base, yellow, yellow-orange, or orange proximally, usually darker red-orange to red or sometimes pale orange on distal 1/5–1/4; sepals (5.9–)6.6–10.4 × 1–2.1 cm; petals 5.9–10.2 × 1.1–2.5 cm; stamens strongly exserted; filaments often parallel over much of length, then spreading widely, diverging 14°–22° from axis; anthers usually purple, sometimes pale magenta or magenta, rarely yellowish, 1.1–2.2 cm; pollen orange-brown, rust, red-orange, or deep orange; pistil 5.6–7.5 cm; ovary 1.4–2.2 cm; pedicel 8.4–28 cm. Capsules 2.9–5.7 × 1.3–1.9 cm, 2–3.7 times longer than wide. Seeds 147–264. 2n = 24.
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