Quick definitions from WordNet (potato vine)
▸ noun: copiously branched vine of Brazil having deciduous leaves and white flowers tinged with blue
▸ noun: vine of Costa Rica sparsely armed with hooklike spines and having large lilac-blue flowers
▸ noun: copiously branched vine of Brazil having deciduous leaves and white flowers tinged with blue
▸ noun: vine of Costa Rica sparsely armed with hooklike spines and having large lilac-blue flowers