Psiloxylon mauritianum (known locally as "bois bigaignon") is a species of flowering plant, the sole species of the genus Psiloxylon. It is endemic to the Mascarene Islands (Mauritius and Réunion) in the Indian Ocean. It is a white-barked evergreen tree, bearing essential oils. It is dioecious, with male and female flowers on separate individuals. It is traditionally used as a medicinal plant, and appears contain compounds that inhibit the growth of Staphylococcus aureus. It was formerly placed alone in family Psiloxylaceae, but is now considered a basal member of the family Myrtaceae. References Monotypic Myrtaceae genera Myrtaceae Taxa named by Henri Ernest Baillon Taxa named by Joseph Dalton Hooker Flora of Mauritius Flora of Réunion Dioecious plants Endemic flora of the Mascarene Islands