Allium prattii
Allium prattii is an Asian species of wild onion native to Assam, Nepal, Sikkim, Bhutan, and China. It is found at elevations of 2000–4900 m.
Allium prattii has a scape up to 60 cm tall, round in cross-section. Leaves are flat, linear or very narrowly elliptic, usually a bit shorter than the scape. Umbel is hemispheric with many red or purple flowers.