GOLDBERG, L. Patterns of nectar production and composition, and morphology of floral nectaries in <i>Helicteres guazumifolia</i> and <i>Helicteres baruensis</i> (Sterculiaceae): two sympatric species from the Costa Rican tropical dry forest. Revista de Biología Tropical, [S. l.], v. 57, n. S1, p. 161–177, 2009. DOI: 10.15517/rbt.v57i0.21294. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/21294. Acesso em: 1 may. 2024.