Also called cinnamon vine, air potato, Dioscorea batatas, Dioscorea opposita and Dioscorea oppositifolia, and a large number of other names.

Part of family Dioscoreaceae.

Native to 🇨🇳 China, it was introduced to 🇯🇵 Japan, 🇰🇵 🇰🇷 Korea, 🇻🇳 Vietnam and the 🇷🇺 🇯🇵 Kuril Islands;  and now elsewhere. Invasive > learn+quiz Invasive > Global Invasive > in USA+Canada Invasive > report it! Invasive > in USA Invasive > in USFS (.pdf) Invasive > in Michigan

Learn more about 🇨🇳 Chinese yam Dioscorea polystachya

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