Lacerda, Luiz Drude de, and John DuVall Hay. 1982. “Habitat of <i>Neoregelia cruenta</i≫ (Bromeliaceae) in Coastal Sand Dunes of Marica, Brazil”. Revista De Biología Tropical 30 (2):171–173. https://revistas.ucr.ac.cr/index.php/rbt/article/view/25243.