Allium macrostemon

Allium macrostemon, English name long-stamen chive, is a species of wild onion widespread across much of East Asia. It is known from many parts of China, as well as Japan (incl Ryukyu Islands), Korea, Mongolia, Tibet and Primorye. It has been collected from elevations ranging from sea level to 3000 m.

Allium macrostemon produces one round bulb up to 2 cm in diameter. Scape is up to 70 cm tall. Leaves are shorter than the scape, long and hollow, round or triagonal in cross-section. Umbel is large and crowded with many pale red or pale purple flowers.