2026-07-20
- Added a Clade ages page with stem and crown ages for fern orders, suborders, families, and subfamilies, calculated from the current FTOL tree.
2026-02-03
2024-10-30
2024-03-14
2023-12-20
2023-08-17
2023-02-16
- FTOL v1.4.0 released. This release includes an important fix for a bug that previously suppressed the number of new species added to the tree.
2022-12-06
2022-11-22
- FTOL visualization changed from iTOL to Taxonium. The Taxonium visualization is much faster, allowing for easy viewing directly in the browser.
2022-11-08
- FTOL v1.2.0 and v1.2.1 released. The total number of species is similar to v1.1.0, but adds > 50 plastome sequences, resulting in a more robust backbone phylogeny.
2022-08-31
2022-08-24
- The paper describing FTOL, “An open and continuously updated fern tree of life” published in Frontiers in Plant Science.
2021-07-21
- Preprint for FTOL available on bioRxiv.
2022-06-24
- FTO v1.1.0 released. From this point onwards, FTOL releases are tied to specific versions of GenBank.