potato bean
noun
1 potato bean
Twining plant of Amazon basin having large edible roots.
synonyms: Pachyrhizus tuberosus, yam bean.
2 potato bean
A North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans.
synonyms: Apios americana, Apios tuberosa, groundnut, groundnut vine, Indian potato, wild bean.
Polish: orzech ziemny, orzacha podziemna, orzech arachidowy
3 potato bean
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