Allium tanguticum is a Chinese species of wild onion native to Gansu, Qinghai and Tibet. It grows at elevations of about 2000–3500 m.Flora of China v 24 p 197 唐古薤 tang gu xie Allium tanguticumKew World Checklist of Selected Plant Families
Allium tanguticum produces one round to egg-shaped bulb up to 15 mm across. Scape is up to 50 cm tall, round in cross-section. Leaves are flat, shorter than the scape, up to 4 mm wide. Umbel is hemispheric, with many purple flowers crowded together.Regel, Eduard August von. 1887. Trudy Imperatorskago S.-Peterburgskago Botaničeskago Sada 10(1): 317-318 in LatinRegel, Eduard August von. 1887. Trudy Imperatorskago S.-Peterburgskago Botaničeskago Sada 10(1): plate 2, figure 1 at left line drawing of Allium tanguticumFlora of China Illustrations vol. 24, fig. 223, 1-3 at right line drawing of Allium tanguticum
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