Genus Harpullia is a scientific name for a group of plants that belong to the Sapindaceae family. Commonly known as the Tulipwood family, they are native to the Pacific Islands and Australia. There are two known species, Harpullia pendula and Harpullia arborea, which are often used in traditional medicine, as well as for timber and ornamental purposes. Other terms used to refer to this group of plants include the Australian tulipwood, Tulip Satinwood, and the hoop pine family. While they may differ in usage or context, these synonyms are often used interchangeably when discussing or researching the Genus Harpullia.