Acknowledgements
This work was supported by the Natural History Museum, London (BM).
M. Brugués and E. Ruiz are grateful to the curator of PC herbarium for the loan of specimens. The research of M. Brugués and E. Ruiz was carried out with the financial support of Spanish government (Project CGL2013-4624-P).
T. A. Hedderson is grateful to the ANR research project MOVECLIM (ANR-11-EBIM-007-01) under the Net-Biome transnational programme, for supporting fieldwork on Réunion and Tahiti, to Jean-Yves Meyer, Ravahere Taputuarai, Claudine Ah-Peng and Oliver Flores for field assistance and companionship on Tahiti, and to Dr Rod Seppelt for comments and advice on the identification of Ditrichum. The contribution by S. Wierzcholska was part of the KlimaVeg project, which has received funding from the Polish-Norwegian Research Programme operated by the National Centre for Research and Development under the Norwegian Financial Mechanism 2009–2014 in the frame of Project Contract No Pol-Nor/196829/87/2013. K. K. Rawat, Vinay Sahu and A. K. Asthana acknowledge the financial support from ISRO, Ahmedabad, India under project GAP-3329 is d. M. Kırmacı and H. Kürschner cordially thank TUBİTAK for financial support to Mesut Kırmacı (TBAG 113Z631), and also thank Prof. Dr Adnan Erdağ (ADÜ, Aydın/TURKEY) for his kind help during field studies. The contributions by R. Ochyra have been financially supported by the Polish National Centre of Science through grant No. N N 303 796 940 for H. Bednarek-Ochyra and was also financed in part through the statutory fund of the W. Szafer Institute of Botany, Polish Academy of Sciences. The field work of M. Lebouvier and R. Ochyra on Îles Crozet was organised within the programme 136 ECOBIO of the French Polar Institute (IPEV). The contributions by V. Plášek are part of research projects of the Institute of Environmental Technologies, reg. No. CZ.1.05/2.1.00/03.0100, the National Feasibility Programme I of the Czech Republic Project LO1208 and SYNTHESYS project DE-TAF-4436. His stay in the Chinese National Herbarium in Beijing (PE) was financially supported by Moravian-Silesian Region grant No. 00955/ RRC/2015 promoting the bilateral cooperation between the Czech and Chinese universities and research organisations. A. Mesterházy, K. Baráth and P. Erzberger thank M. Sauer, Pliezhausen (Germany) for examining a specimen of Rhabdoweisia crispata. The work of I.V. Czernyadjeva was carried out within the framework of the institutional research project (no. 01201255616) of the Komarov Botanical Institute of the Russian Academy of Sciences and partially supported by RFBR (grants no. 16-04-01156). V. Hugonnot thanks M. Brugués for checking the material of Entosthodon schimperi. Len Ellis is grateful to James R. Shevock (CAS) for allowing the examination of his collections of Calymperaceae from the Philippines.
Taxonomic Additions and Changes: Nil.