Intransitive competition is widespread in plant communities and maintains their species richness

Santiago Soliveres^*, Fernando T. Maestre, Werner Ulrich, Peter Manning, Steffen Boch, Matthew A. Bowker, Daniel Prati, Manuel Delgado-Baquerizo, José L. Quero, Ingo Schöning, Antonio Gallardo, Wolfgang Weisser, Jörg Müller, Stephanie A. Socher, Miguel García-Gómez, Victoria Ochoa, Ernst Detlef Schulze, Markus Fischer, Eric Allan