Bryophytes of Bolivia: This web site is devoted to the diversity and distribution of Bolivian bryophytes
Andean Bryophytes: Links and text related to the rich bryophyte diversity of the Andean region.
Plants and Lichens of Saba: Includes a searchable database of bryophytes collected for the Plants and Lichens of Saba project
Lejeunea: M. Elena Reiner-Drehwald's data resource on Lejeunea, including keys and photos, principally from the Neotropics.
Moss Flora of Thailand Home Page: Annotated checklist and atlas
Biodiversity Heritage Library: A huge resource for online literature
Digital Library of the Real Jardín Botánico of Madrid: A useful resource for historical botanical literature.
Botanicus Digital Library: A web-based encyclopaedia of historic botanical literature from the Missouri Botanical Garden Library.