ARRIOLA, A. H.; ALEJANDRO, G. J. D. A new species of Villaria (Octotropideae, Rubiaceae) from Luzon, Philippines including its conservation status. Phytotaxa, [S. l.], v. 111, n. 1, p. 57–60, 2013. DOI: 10.11646/phytotaxa.111.1.5. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.111.1.5. Acesso em: 14 feb. 2025.