yam bean

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yam bean Definition

• (n) twining plant of Amazon basin having large edible roots
• (n) Central American twining plant with edible roots and pods; large tubers are eaten raw or cooked especially when young and young pods must be thoroughly cooked; pods and seeds also yield rotenone and oils

yam bean Synonyms

• Pachyrhizus erosus
• Pachyrhizus tuberosus
• potato bean
• yam bean