• Recent origin and rapid speciation of Neotropical orchids in the world's richest plant biodiversity hotspot 

      Pérez Escobar, Oscar Alejandro; Chomicki, Guillaume; Condamine, Fabien L.; Karremans Lok, Adam Philip; Bogarín Chaves, Diego Gerardo; Matzke, Nicholas J.; Silvestro, Daniele; Antonelli, Alexandre (2017)
      The Andean mountains of South America are the most species‐rich biodiversity hotspot worldwide with c. 15% of the world's plant species, in only 1% of the world's land surface. Orchids are a key element of the Andean flora, ...