127 | Integrated taxonomy methodology applied to phycological herbarium samples from southern Madagascar: Valerio Avola1, Marina Morabito1, Line Le Gall2, Antonio Manghisi1 | 1Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, Messina, Italy; 2Institut de Systématique, Évolution, Biodiversité ISYEB, Muséum National d’Histoire Naturelle, CNRS, Sorbonne Université, EPHE, Université des Antilles, Paris, France. J Biol Res. 2026;99(s1). doi:10.4081/jbr.2026.15379