Allium tuberosum
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Distribution
Asia-Temperate, Asia-Tropical: Philippines (Philippines cultivated); Thailand (Thailand cultivated), E Mongolia cultivated, Indonesia cultivated, Japan cultivated, Malaysia cultivated, N India cultivated
The primary centre of origin is unknown, as this species easily runs wild. Known as a wild species in eastern Asia. Cultivation from E Mongolia to Japan, the Philippines, Indonesia, Malaysia and through Thailand to N India.