Genus Sterculia is a group of trees also known as the peanut trees. There are several synonyms for this genus, depending on the country and region where they are found. In Australia, it is commonly known as the 'Bottle Tree' due to the bulbous shape of its trunk. In Thailand, it is called 'Prajak' while in the Philippines, it is known as 'Kalumpit'. Other synonyms include 'Kuwandang' in Malaysia, 'Karaka' in Papua New Guinea, and 'Jambolao' in Brazil. These trees have been used for their various medicinal and economic purposes, such as producing edible nuts and oils, and even as a source of timber and bark for traditional medicine.