- a tropical American vine, Ipomoea quamoclit (or Quamoclit pennata), of the morning glory family, having finely divided leaves and tubular scarlet flowers.
Origin of cypress vine
An Americanism dating back to 1810–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a tropical American convolvulaceous climbing plant, Ipomoea pennata, having finely divided compound leaves and scarlet or white tubular flowers