Snailflower Synonyms

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
(Noun)
Synonyms:
  1. snail-flower
  2. snail bean
  3. corkscrew-flower
  4. Vigna caracalla
  5. Phaseolus caracalla