A multidimensional view of fronds reveals phenotypic structuring and delimitation problems. SciELO Preprints, 2026. DOI: 10.1590/SciELOPreprints.15500. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/15500. Acesso em: 2 jun. 2026.