To cite package ‘ftolr’ in publications use: Nitta J (2024). _ftolr: Data for the Fern Tree of Life (FTOL)_. R package version 1.7.0, . A BibTeX entry for LaTeX users is @Manual{, title = {ftolr: Data for the Fern Tree of Life (FTOL)}, author = {Joel Nitta}, year = {2024}, note = {R package version 1.7.0}, url = {https://github.com/fernphy/ftolr}, }