HSU, H. W. C.; ARANAS, D. R.; ALEJANDRO, G. J. D.; LIEDE-SCHUMANN, S.

A new species of Argostemma (Rubiaceae) with free stamens in star-shaped corolla from the Philippines

. Phytotaxa, Auckland, New Zealand, v. 437, n. 2, p. 113–117, 2020. DOI: 10.11646/phytotaxa.437.2.7. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.437.2.7. Acesso em: 15 jul. 2025.