Cardiospermum halicacabum. - Balloon Vine, or Love in a Puff. - A half-hardy annual from the West Indies; a creeper. The seed should be sown between the first and tenth of May, and the plant supported with brush four to six feet high.

The plant is remarkable for its inflated membranous capsule, from which it is sometimes called Balloon Vine, or Love in a Puff. The flowers are white and green, without any claim to beauty.