Acknowledgements
We thank Andre E. Moncrieff, Austin S. Chipps, Carl R. Hutter, Diego J. Elias, Giovani Hernández-Canchola, Glaucia C. Del-Rio, Roberta C. Canton, Samantha L. Rutledge, Sarin Tiatragul, and Spenser J. Babb-Biernacki for their feedback on the application and its documentation. Several SEGUL features are inspired by Phyluce, AMAS, and FrogCap. SEGUL benefited greatly from general-purpose libraries, particularly those provided by the Rust and Flutter Programming Communities. Alana Alexander and three anonymous reviewers provided helpful suggestions on an earlier version of this manuscript.