Willughbeia_sarawacensis
Willughbeia sarawacensis
Species of fruit and plant
Willughbeia sarawacensis, commonly known as tabo (Philippines) and kubal or kubal madu (Malaysia), is a large tropical vine-bearing plant with edible fruit native to Palawan and to the nearby island of Borneo.[2] There are four related varieties known in Borneo: kubal asam or kubal taya, kubal tusu or kubal madu, kubal arang (all fall under Willughbeia sarawakensis), and another much bigger cousin tabau (Willughbeia elimeri).