Mareyopsis is a plant genus of the family Euphorbiaceae first described as a genus in 1919.Pax, Ferdinand Albin & Hoffmann, Käthe. 1919. Das Pflanzenreich IV. 147 XIV(Heft 68): 13Tropicos, genus Mareyopsis It is native to western and central Africa.Kew World Checklist of Selected Plant FamiliesGovaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon. Scripta Botanica Belgica 35: 1-438.Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo). Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 30: 1-307.Barberá, P., Velayos, M. & Aedo, C. (2013). Annotated checklist and identification keys of the Acalyphoideae (Euphorbiaceae) of Equatorial Guinea (Annobón, Bioko and Río Muni). Phytotaxa 140: 1-25.

Species Mareyopsis longifolia (Pax) Pax & K.Hoffm. - Nigeria, Cameroon, Gabon, Equatorial Guinea, Congo-Brazzaville, Zaire Mareyopsis oligogyna Breteler - Gabon

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