Allium changduense J. M. Xu

Bulb solitary or clustered, cylindric, 0.5--1 cm in diam.; tunic brown, subreticulate. Leaves linear, shorter than scape, 2--3 mm wide. Scape 15--20 cm, terete, covered with leaf sheaths only at base. Spathe 2-valved, persistent. Umbel few flowered. Pedicels unequal, 0.2--2.5 cm, ebracteolate. Perianth purple-red; outer segments narrowly oblong, 6.5--14.5 × 2.5--4 mm, apex obtuse; inner ones 7.2--15.5 × 2--4.5 mm. Filaments subulate, subequal, slightly shorter to slightly longer than perianth segments, connate at base and adnate to perianth segments. Ovary ovoid, with concave nectaries covered by short, hoodlike projections at base. Style slightly longer than ovary; stigma punctiform. Fl. Aug--Sep.

NW Sichuan (Dêgê Xian), E Xizang (Jomda Xian, Qamdo Xian).

* Scrub, slopes; 3200--4500 m.

Allium changduense is a plant species native to the Chinese provinces of Sichuan and Xizang (Tibet). It grows at elevations of 3200–4500 m.

Allium changduense has narrow, cylindrical bulbs less than 10 mm across. Scapes are up to 20 cm tall, round in cross-section. Leaves are very narrow, shorter than the scape. Umbels are small, with reddish-purple flowers.