Description from Flora of China
Allium sinkiangense F. T. Wang & Y. C. Tang.
Bulb solitary, subglobose, 1.5--2.5 cm in diam., tunic whitish gray to grayish black, quickly lost; inner layers milk white, papery, entire. Leaves (1 or)2, linear, shorter than scape, 7--15 mm wide, margin minutely scabrous-denticulate or smooth, apex acute. Scape 30--50 cm, terete, covered with leaf sheaths only at base. Spathe 2- or 3-valved, partly persistent, apex acuminate. Umbel hemispheric, many flowered. Pedicels 1.5--2 × as long as perianth, ebracteolate. Perianth recurved or erect after anthesis, white or whitish lilac to lilac-pink, persistent; segments with green or purple midvein, ovate-elliptic to elliptic, 4--5 × 1.5--2 mm, apex obtuse. Filaments 2/3 as long as to slightly shorter than perianth segments, connate at base and adnate to perianth segments; outer ones narrowly triangular from broadened base; inner ones triangular from higher, broadly triangular-ovate base. Ovary obovoid-globose, densely papillose, without concave nectaries at base; ovules ca. 4 per locule. Fl. May.
Forests on shady slopes, sands, sandy mud; 1000--1300 m. W Xinjiang (Huocheng Xian) [Mongolia].