Averrhoa carambola is a species of tree in the family Oxalidaceae native to tropical Southeast Asia; it is known as carambola, star fruit and five-corner. It is a small tree or shrub that grows 5 to 12 m tall, with rose to red-purple flowers.
Averrhoa carambola is a small, slow-growing evergreen tree with a short-trunk or a shrub. The branches are drooping and the wood is white and turns reddish. It has a bushy shape with many branches producing a broad, rounded crown. The compound leaves are soft, medium-green, they are spirally arranged around the branches in an alternate fashion. Averrhoa carambola has a number of different forms differing in fruit taste, texture, and shape, some are very acidic and others are sweet. It has become a commercial crop in many of these locations, grown for its edible fruits.