Historical distribution of species of the genus Haematoxylum (Leguminosae) in the Yucatan Peninsula, Mexico, based on herbarium specimens Údair: Plasencia Vázquez, Alexis Herminio, Villegas, Pascale, Ferrer Sánchez, Yarelys, Zamora Crescencio, Pedro

Structure and floristic composition of the medium subdeciduous forest in Hobomó, Campeche, Campeche, Mexico Údair: Zamora-Crescencio, Pedro, Barrientos Medina, Roberto Carlos, Plasencia-Vázquez, Alexis Herminio, Villegas, Pascale, Domínguez-Carrasco, María del Rosario, Gutiérrez-Báez, Celso, Aguirre-Crespo, Francisco Javier, Vargas-Contreras, Jorge Albino, Uc-Ruvalcava, Samuel, Poot Sarmiento, Itzel Guadalupe