Contr. Dudley Herb. 1: 153. 1930.
Bulbs ovoid, 50–100 mm, readily forming sessile offsets. Leaves 15–35 cm; blade green, elliptic to ovate, margins entire to ± wavy. Scape ± reddish, 15–35 cm. Inflorescences usually 1–4-flowered. Flowers: tepals yellow, narrowly ovate, 20–35 mm, inner with small auricles at base; stamens 12–16 mm; filaments white to creamy white, slightly widened, 0.4–0.6 mm wide at base; anthers yellow; style ± white, 8–10 mm; stigma ± unlobed or with lobes shorter than 1 mm. Capsules obovoid, 2–4 cm.
Phenology: Flowering early spring (Mar).
Habitat: Open woods, shady canyons
Elevation: 600–1000 m
Of conservation concern.