Arriola, A., Camacho, P., Calaramo, M., & Alejandro, G. (2015). <i>Pyrostria triflora</i>, a new species of Vanguerieae (Rubiaceae) from Luzon, Philippines. Bangladesh Journal of Plant Taxonomy, 22(1), 55–58. https://doi.org/10.3329/bjpt.v22i1.23868