An extremely vigorous vine, passionfruit (Passiflora edulis) is native to South America, and is the national flower of Paraguay. It has striking white and purple flowers that are produced before the fruit, and the vine climbs by means of tendrils that twine around a support. The fruit, which can be purple, red or golden, is full of goodness and low in kilojoules. It contains vitamin C, B vitamins riboflavin and niacin, plus fibre, iron, phosphorus and potassium.