snail bean

Thesaurus

Noun

1.

snail bean - perennial tropical American vine cultivated for its racemes of showy yellow and purple flowers having the corolla keel coiled like a snail shell; sometimes placed in genus Phaseoluscorkscrew flower, Phaseolus caracalla, snail flower, snailflower, snail-flower, Vigna caracallalegume, leguminous plant - an erect or climbing bean or pea plant of the family Leguminosaegenus Vigna, Vigna - genus of vines or erect herbs having trifoliate leaves and yellowish or purplish flowers; of warm or tropical regions; most species often placed in genus Phaseolus