Bulbs rhizomatous, unbranched, continuously scaly, 1.4–3.1 × 3.8–8.2 cm, 0.3–0.6 times taller than long; scales 2–3-segmented, a few unsegmented, longest 0.8–2.7 cm; stem roots absent. Stems to 2.2 m. Buds rounded in cross section. Leaves scattered or usually in 1–4 whorls or partial whorls, 3–10 leaves per whorl, horizontal and drooping at tips, 7.8–15.8 × 1.1–5.3 cm, 3.2–10.8 times longer than wide; blade usually elliptic, occasionally weakly lanceolate or oblanceolate, margins not undulate, apex narrowly acute; veins and margins ± smooth abaxially. Inflorescences racemose, 1–15(–25)-flowered. Flowers pendent, mildly fragrant; perianth Turk’s-cap-shaped; sepals and petals reflexed 2/5 along length from base, yellow or yellow-orange, usually with copious maroon spots, not distinctly clawed; sepals not ridged abaxially, 4.3–5.7 × 0.9–1.5 cm; petals 4.2–5.7 × 0.9–1.5 cm; stamens moderately exserted; filaments moderately spreading, diverging 9°–19° from axis; anthers magenta or dull red, 0.3–0.6 cm; pollen pale orange, rust, orange, or tan-orange; pistil 2.6–3.4 cm; ovary 0.8–1.4 cm; style green; pedicel 8.5–20.7 cm. Capsules 1.5–2.9 × 1–1.9 cm, 1.1–2 times longer than wide. Seeds 96–169. 2n = 24.
Wet banks and boggy places; at elevations from 1,200-3,100 metres. Hillside seeps, wet thickets, along streams in coniferous forests; at elevations of 2,200-2,900 metres.
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