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The passion fruit is the fruit of a number of plants in the genus Passiflora. They are round or oval, and range from a width of 1.5 to 3 inches (3.8 to 7.6 centimetres). The fruits have a juicy edible center composed of a large number of seeds. This photograph shows two passion fruits of the species Passiflora ligularis (also known as the sweet granadilla), one whole and one halved. This picture was focus-stacked from 14 separate images.Photograph credit: Ivar Leidus