A complete, synonymic checklist of the Orchids of the World

Version 15.2 (March 22nd, 2023)

Covering 30,811 accepted species,
1,545 hybrids, 2,082 accepted infraspecific taxa and 55,214 synonyms,
in total 89,652 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 30 years independently from other databases

In cooperation with Catalogue of Life