Scapose, glabrous perennials from slender bulbs. Scape erect, 7–30 cm, ebracteate. Leaves 2, basal, short-petiolate; the blade 5–20 cm long, narrowly elliptic, fleshy. Inflorescence solitary or few terminal, nodding flowers. Flowers regular, narrowly campanulate, opening to star-shaped in full sun; tepals yellow, rarely white, separate, narrowly lanceolate, 15–40 mm long, reflexed during the day; stamens shorter than tepals; anthers yellow or red; stigma capitate or 3-lobed. Fruit an erect, oblong-ovoid, 3-lobed, many-seeded capsule 25–50 long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
We have varieties grandiflorum
Mostly montane to subapline.