Madagascar as an evolutionary source for the Paleotropical flora: New insights from the biogeography of Grewia (Malvaceae)
Oceanic islands are natural laboratories for investigating the processes that generate, maintain, and redistribute biodiversity through time. An ideal flowering plant system to investigate these processes is Grewia L. (Malvaceae, Grewioideae), comprising ca. 283 species, of which nearly 30% are endemic to Madagascar, w...