A complete, synonymic checklist of the Orchids of the World

Version 25.04 (April 1st, 2025)

Covering 30,557 accepted species,
1,496 hybrids, 1,871 accepted infraspecific taxa and 60,446 synonyms,
in total 94,370 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 pictures of 5,164 taxa

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life