cup-and-saucer vine

[kuhp-uh n-saw-ser]
noun
  1. a woody, Mexican vine, Cobaea scandens, of the phlox family, having bell-shaped, violet-colored or greenish-purple flowers with an inflated, leaflike calyx and long, curved stamens.
Also called cup-and-saucer plant, Mexican ivy.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018