noun

• A tropical American vine with inflated rounded pods.

  Cardiospermum halicacabum, family Sapiondaceae

  ‘The carving abounded in motifs from nature including swallows, hydrangeas, azaleas, geraniums, lilies, palmyras, and balloon vines.’

  More example sentences

  • ‘The balloon vines are a common feature of the Green River, Florissant, and Ruby floras of the Eocene.’
  • ‘Plant balloon vines in full sun and average garden soil after danger of frost has passed.’
  • ‘At the base of each flower cluster is a tendril, which balloon vine uses to climb.’