snail flower

Noun

1.

snail flower - 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 Phaseolus Synonyms: corkscrew flower, Phaseolus caracalla, snail bean, snail-flower, snailflower, Vigna caracalla

corkscrew flower, genus Vigna, legume, leguminous plant, Phaseolus caracalla, snail bean, snail-flower, snailflower, Vigna, Vigna caracalla