Guaraná is a climbing plant in the family Sapindaceae, native to the Amazon basin and especially common in Brazil. Guaraná has large leaves and clusters of flowers, and is best known for the seeds from its fruits, which are about the size of a coffee bean.
Image: Paullinia cupana Köhler–s Medizinal Pflanzen 234
Image: Guarana Paullinia cupana
Guaraná fruits
Ripe guaraná fruits resemble human eyes
The Sapindaceae are a family of flowering plants in the order Sapindales known as the soapberry family. It contains 138 genera and 1,858 accepted species. Examples include horse chestnut, maples, ackee and lychee.
Sapindaceae
Dodonaea viscosa flowers
Rambutan fruits
Ackee (Blighia sapida) fruit