363Fig. 1Points of occurrence of Sarcolaenaceae in Madagascar. (a ) Points of occurrence of 69 species of Sarcolaenaceae in the remaining vegetation ofMadagascar. The vegetation map layer is adapted from the vegetation map of Faramalala (1988,^1995), available on ArcGis 10.2. (b ) Points of occur-rence of 47 species used in this phylogenetic analysis according to the genera they belong.Colorsof the same hue indicate close related generaConservation of Phylogenetic Diversity in Madagascar’s Largest Endemic Plant...