Language: French with English summary
A flora treatment of the Picrodendraceae, formerly included in the Euphorbiaceae, occurring in the Democratic Republic of the Congo, Rwanda and Burundi is provided. Within this region, the family is represented by two species of the genus Oldfieldia. A key to the taxa is included and each species comes with a description including data on its habitat, representative herbarium specimens, vernacular names, uses and additional observations.