1. Plant Ecology, University of Bayreuth, 95440 Bayreuth, Germany
2. Conservation Biology, Helmholtz Centre for Environmental Research – UFZ, Permoserstraße 15, 04318 Leipzig, Germany
3. South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, PR China
4. Biogeography, University of Bayreuth, 95440 Bayreuth, Germany
5. Disturbance Ecology and Vegetation Dynamics, University of Bayreuth, 95440 Bayreuth, Germany