高原薤 gao yuan xie

Bulb solitary, ovoid, ca. 1 cm in diam.; tunic lilac-brown to brown-black, scarious. Leaves 2(or 3), 0.7--1.5 mm wide, semiterete, fistulose, margin glabrous. Scape (15--)25--40 cm, slender, terete. Spathe 2-valved, persistent; beak very short. Umbel hemispheric, many flowered. Pedicels ca. 3 × as long as perianth, ebracteolate. Perianth pale red to pale purple; segments with darker midvein, elliptic-lanceolate, 4.5--5 × 2--2.5 mm, apex acute. Filaments triangular, 1/2--2/3 as long as perianth segments, connate at base and adnate to perianth segments, entire; inner ones 1.5--2 × as wide as outer. Ovary globose, without concave nectaries. Style not exserted. Fl. Jul.

High plateaus, gravelly places; 4200--4600 m. SW Xinjiang (upper reaches of Karakax He), S and W Xizang (Gar Zangbo, Raka Zangbo, Rutog Xian) [India, Pakistan].