Diospyros siamang is a small tree in the family Ebenaceae. Inflorescences are about long and bear several flowers. The fruits are urn-shaped, up to long. The tree is named after its Sumatran name. Habitat is peat swamp forests. D. siamang is found in Sumatra, Peninsular Malaysia and Borneo. References siamang Plants described in 1933 Trees of Sumatra Trees of Peninsular Malaysia Trees of Borneo