A complete, synonymic checklist of the Ferns and Lycophytes of the World
CAUTION: Because two families were added, the families Desmophlebiaceae and Hemidictyaceae with 3 species are not displayed in "World Ferns" any more. We are asap fixing this. In the meantime consult the main list if you need those families.
Version 24.9 (September 19th, 2024)
Covering 13,145 accepted species,
816 hybrids, 944 accepted infraspecific taxa and 54,314 synonyms,
in total 69,219* names
[*about 1,200 dubious, "unplaced" names are omitted from the main database and listed under "Unplaced names"]
With complete, detailed distribution data (countries and regions) and literature references
Arranged in linear phylogenetic sequence reflecting true relationships
Fully searchable and continously updated
With 4,677 pictures of 1,435 taxa
Assembled through 40 years independently from other databases
