Description from Flora of China
Allium gowanianum Wallich ex Baker; A. nivale Jacquemont ex J. D. Hooker & Thomson.
Bulb solitary, cylindric; tunic brown, reticulate or subreticulate. Leaves 4--7, linear, 4--5 mm wide, flat, solid, fleshy, apex obtuse. Scape 5--15 cm, slightly compressed, covered with leaf sheaths only at base. Umbel hemispheric, many flowered. Pedicels subequal, 1.5--2 × as long as perianth. Perianth broadly exposed, white; segments with yellowish green midvein, lanceolate, 7--8(--10) × ca. 2 mm. Filaments equal, ca. 1/2 as long as perianth segments. Ovary obconical-globose. Style short; stigma slightly 3-cleft. Fl. Jun.
Slopes at high elevations; 4000--4500m. NW Xizang, NW Yunnan [India, Pakistan].