Click to increase image sizeClick to decrease image size AcknowledgementsL.T. Ellis acknowledges the support of The Natural History Museum, London (BM) and is grateful to Jim Shevock (CAS) for loaning recent collections of Philippine Calymperaceae to BM for identification.The identification work of R. Gabriel and C. F. S. Picanço was partially supported by FEDER (85%) and by Azorean Public Funds (15%), through the Operational Program Azores 2020 under the project AZORESBIOPORTAL – PORBIOTA (ACORES-01-0145-FEDER-000072). M. Burghardt, J. V. Montoya and C. Villamarín acknowledge the investigation permits 003-2018-IC-FLO-DPAP-MA (MB 9895) and MAAE-DBI-CM-2021-0161 (MB 11253a) of the Ecuadorian Ministry of Environment under which the collections of Dicranella callosa were made. J. V. Montoya and C. Villamarín acknowledge financial support by Fondo para la protección de Agua (Quito) and Universidad de Las Américas (Project FGE.JMC.21.05), and M. Burghardt acknowledges financial support from the Universidad de las Americas (Project AGR.MB.19.03).W.R. Álvaro Alba and A.M Aponte Rojas are grateful to the Herbario Amazónico Colombiano (COAH), especially Dairon Cárdenas, and the Herbario Nacional Colombiano (COL), especially Julio Betancur and Jaime Uribe, for allowing access to the collections of non-vascular plants.The study of A. Mežaka was carried out within the framework of the postdoctoral research project "Epiphyte metapopulation dynamics in boreo-nemoral forest landscape" (no. 1.1.1.2/VIAA/3/19/469) in co-operation to Joint Stock company: "Latvia's State Forests". The study of Ansis Opmanis was supported by the Life project: "Threatened species in Latvia: improved knowledge, capacity, data and awareness" (LIFE19GIE/LV/000857). The work of O.M. Afonina was carried out within the framework of the institutional research project «Flora and taxonomy of algae, lichens and bryophytes in Russia and phytogeographically important regions of the world» # 121021600184-6. The work of D. Tubanova was conducted in the framework RSF 22-24-20132, https://rscf.ru/project/22-24-20132/.The contribution by F. Lara, A. L. Mateo Jiménez and I. Draper was supported by the Spanish State Research Agency (grant PID2020-115149GB-C21) and by Ministerio de la Juventud (Idelissa Bonelli de Calventi's Dominicanan women scholarship 2021–22 to A. L. Mateo); Ministerio de Medio Ambiente y Recursos Naturales of The Dominican Republic is acknowledged for research permits.The contribution by P. Širka was financially supported by the Scientific Grant Agency of the Slovak Republic under Grant VEGA 1/0624/21.