1. Univ. of Liège, Inst. of Botany, B22 Sart Tilman Liège Belgium
2. Bryology Laboratory, School of Life Sciences, East China Normal Univ. Shanghai China
3. Plant Conservation and Biogeography Group, Dept of Botany, Ecology and Plant Physiology, Biology Section, Science Faculty, Univ. of La Laguna Tenerife (Canary Islands) Spain
4. Island Ecology and Evolution Research Group, Inst. de Productos Naturales y Agrobiología (IPNA)–Consejo Superior de Investigaciones Científicas (CSIC) Tenerife Canary Islands Spain
5. Dept of Science and Education, The Field Museum Chicago IL USA
6. Norwegian Univ. of Science and Technology Trondheim Norway
7. Dept of Ecology and Evolutionary Biology, Univ. of Connecticut Storrs CT USA
8. Evolutionary Biology and Ecology, CP 160/12, Univ. Libre de Bruxelles Brussels Belgium