Description from Flora of China
Allium schoenoprasum Linnaeus var. orientale Regel.
Bulb usually solitary or paired, rarely clustered, tunic gray or yellowish brown, papery, subentire. Leaves 1 or 2, shorter than scape, semiterete to terete, fistulose, smooth. Scape 20--40(--70) cm, covered with leaf sheaths for 1/3--1/2 its length, smooth. Spathe 2-valved, persistent; beak short. Umbel hemispheric, densely many flowered. Pedicels 2--3 × as long as perianth, ebracteolate. Perianth rose pink or dark pink; segments with red, fine midvein, oblong-lanceolate, 5--7 mm, apex acute. Filaments subequal, slightly shorter than or equaling perianth segments, connate at base and adnate to perianth segments; outer ones subulate; inner ones narrowly triangular, ca. 2 × as wide as outer ones at base. Ovary globose. Style exserted. Fl. Jul. 2 n = 16.
Meadows, riversides; 100--500 m. Heilongjiang, Jilin, Nei Mongol [Japan, Korea, Mongolia, Russia].