Allium oreoprasum Schrenk

Bulbs clustered, narrowly ovoid-cylindric, 0.5--1 cm in diam.; tunic yellowish brown, reticulate. Leaves narrowly linear, shorter than (sometimes 1/2 as long as) scape, 1--3(--4) mm wide. Scape 11--30(--40) cm, terete, covered with leaf sheaths only at base. Spathe 1-or 2-valved, persistent. Umbel fascicled to hemispheric, few flowered. Pedicels subequal, 1.5--3 × as long as perianth, bracteolate. Perianth pale red to white; segments with dark purple midvein, obovate-elliptic to broadly so, 4.2--7 × 2.5--4 mm, apex with a conduplicate and reflexed point; inner ones usually shorter and wider than outer. Filaments 1/2--3/4 as long as perianth segments, connate at base and adnate to perianth segments for 1.2--1.5 mm; outer ones narrowly triangular, slightly shorter than inner and ca. 1/2 as wide at base; inner ones broadly triangular. Ovary subglobose, without concave nectaries at base. Style not exserted; stigma slightly 3-cleft. Fl. and fr. Jun--Aug. 2 n = 16, 48.

It is a temperate plant. It grows on sunny slopes and stony shores of rivers between 1,200-2,700 m above sea level in western China.