渥丹 wo dan

Bulb ovoid, (1.5--)2--3.5 cm in diam.; scales white, ovate or ovate-lanceolate, 2--2.5(--3.5) × 1--1.5(--3) cm. Stem occasionally tinged purple near base, 30--50(--80) cm, papillose, rooting near bulb. Leaves scattered, sessile, linear, (2--)3--7(--10) cm × 2--10 mm, veins and margin papillose, apex acute. Flowers 1--5 in a subumbel or raceme, erect. Tepals stellately spreading, deep red, spotted or unspotted, oblong-lanceolate to oblanceolate, 2.2--5.2 cm × 4--14 mm; nectaries papillose on both surfaces. Stamens converging; filaments 1.8--2 cm, glabrous; anthers ca. 7 mm. Ovary 1--1.2 cm × 2--3 mm. Style 7--9 mm. Capsule oblong, (1.5--)3--3.5 × ca. 2.2 cm. Fl. May--Jul, fr. Aug--Sep.

Moist places in forests, thickets, moist meadows, grassy slopes, hillsides, sunny grasslands; 300--2200 m. Hebei, Heilongjiang, Henan, Hubei, Jilin, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Yunnan [Japan, Korea, Mongolia, Russia (Far East, E Siberia)].