Bulb scales: large 2–5; small 45–50. Stem 1–6 dm. Leaves in whorls of 2–3 leaves per node proximally, 4–12 cm, usually shorter than inflorescence; blade linear to lanceolate; distal leaves usually slightly less than or equaling proximalmost leaf. Flowers nodding; perianth widely open; tepals purplish brown, clearly mottled yellow or white, oblong to ± diamond-shaped, 1–2.5 cm, margins flat to revolute, apex not recurved; nectaries obscure, covering most of tepals, yellow with dark reddish dots, elliptic; style obviously branched for more than 1/2 its length; branches longer than 1.5 mm. Capsules acutely angled.
Humus rich damp soils under trees and shrubs in valleys and open woods, also in mountains to near the timberline, at elevations of 1000-3200 metres.