Allium ledebourianum Schult. & Schult. fil.

Bulbs clustered, narrowly ovoid-cylindric, 0.8--2 cm in diam.; tunic grayish violet to grayish black, membranous to scarious, ± entire, quickly withered. Leaves 1 or 2, shorter than scape, 5--7(--10) mm wide, terete, fistulose. Scape 70--80(--100) cm, terete, covered with leaf sheaths for 1/3--1/2 its length. Spathe 2-valved, persistent. Umbel hemispheric, densely many flowered. Pedicels subequal, 1.5--3 × as long as perianth, ebracteolate. Perianth pale purple; segments ovate-lanceolate to lanceolate, equal, 6--8(--10) × 1.5--2 mm; inner ones with purple midvein, sometimes slightly longer than outer ones, apex acute, shortly pointed. Filaments subequal, longer than perianth segments, connate at base and adnate to perianth segments for ca. 1 mm; outer ones subulate; inner ones narrowly triangular, ca. 2 × as wide as outer ones at base; anthers purple-red. Ovary ovoid-globose, with concave nectaries at base. Style exserted. Fl. and fr. Jun--Sep. 2 n = 16.

Heilongjiang, Jilin, Liaoning, Nei Mongol, N Xinjiang (Altay Shan) [Kazakhstan, Mongolia, Russia].

Mountains, moist meadows, river banks, gravelly and sandy places; 100--1800 m.

Allium uliginosum Ledebour, Fl. Altaic. 2: 16. 1830, not G. Don (1827).

Allium ledebourianum is an Asian species of wild onion native to central and northeastern Asia: Kazakhstan, Mongolia, Russia (Altay Krai, Khabarovsk, Primorye, Sakhalin), and China (Heilongjiang, Jilin, Liaoning, Inner Mongolia, Xinjiang). It occurs at elevations up to 1800 m elevation.

Allium ledebourianum has a cluster of narrow bulbs up to 20 mm across. Scapes are up to 100 cm tall. Leaves are tubular, shorter than the scape. Umbel is hemispheric, densely crowded with many purple flowers; tepals pale purple with darker purple midvein.

Formerly included

Allium ledebourianum var. maximowiczii (Regel) Q.S.Sun, now called Allium maximowiczii Regel