Xymalos monospora (plant family Monimiaceae), commonly known as lemonwood, is a species of evergreen tree native to Africa, the only species in the genus Xymalos. It is an Afromontane endemic, and can be found from 900-2700 meters elevation in the highlands of Eastern Africa from Sudan to South Africa, as well as on Mount Cameroon and Bioko in west-central Africa.