A complete, synonymic checklist of the Orchids of the World

Version 25.12 (Dec. 21st, 2025)

Covering 30,691 accepted species,
1,516 hybrids, 1,861 accepted infraspecific taxa and 60,702 synonyms,
in total 94,770 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