Allium atrosanguineum

Allium atrosanguineum is an Asian species of onion native to China, Siberia, Mongolia, and Central Asia. It grows high in the mountains at elevations of 2400–5400 m.^[3][4]

Allium atrosanguineum
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Amaryllidaceae
Subfamily:	Allioideae
Genus:	Allium
Subgenus:	A. subg. Cepa
Species:	A. atrosanguineum
Binomial name
Allium atrosanguineum Schrenk
Synonyms[1][2]
Allium monadelphum Less. ex Kunth Allium fedschenkoanum Regel Allium kaufmannii Regel

Allium atrosanguineum produces cylindrical bulbs up to 10 mm in diameter. Scapes are round in cross-section, up to 60 cm tall. Leaves are round in cross-section, usually shorter than the scapes. Umbels appear spherical from a distance, with many flowers. Tepals are pink, yellow, copper-colored, brass-colored or purple, sometimes with small dark spots.^[3][5]

Three varieties are generally recognized:^[2][3]

• Allium atrosanguineum var. atrosanguineum—Tepals purple - red with small spots — western China (Qinghai, Sichuan, Xinjiang), Central Asia (Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Afghanistan), Pakistan, Siberia (Tuva, Buryatiya, Krasnoyarsk, Zabaykalsky Krai), Mongolia
• Allium atrosanguineum var. fedschenkoanum (Regel) G.H.Zhu & Turland^[6] - tepals pale yellow or pink — Central Asia (Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Afghanistan), Pakistan, Tibet, Xinjiang
• Allium atrosanguineum var. tibeticum (Regel) G.H.Zhu & Turland^[6] — tepals copper-colored or brass-colored — Western China (Tibet, Gansu, Qinghai, Sichuan, Yunnan)