CHEEK, Martin; JEBB, Matthew. Recircumscription of the Nepenthes alata group (Caryophyllales: Nepenthaceae), in the Philippines, with four new species. European Journal of Taxonomy, [S. l.], n. 69, 2013. DOI: 10.5852/ejt.2013.69. Disponível em: https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/191. Acesso em: 26 apr. 2026.