potato bean

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noun

1. a North American vine with fragrant blossoms and edible tubers;
important food crop of Native Americans
• Syn:
groundnut, groundnut vine, Indian potato, wild bean, Apios americana, Apios tuberosa
• Hypernyms:
vine
• Member Holonyms:
Apios, genus Apios
• Part Meronyms:
groundnut, wild bean
2. nutlike tuber;
important food of Native Americans
• Syn:
groundnut, wild bean
• Hypernyms:
tuber
• Part Holonyms:
groundnut, groundnut vine, Indian potato, wild bean, Apios americana, Apios tuberosa
3. twining plant of Amazon basin having large edible roots
• Syn:
yam bean, Pachyrhizus tuberosus
• Hypernyms:
vine
• Member Holonyms:
Pachyrhizus, genus Pachyrhizus