TURNER, I. M. A consideration of Cleistopetalum and a new combination in Polyalthia (Annonaceae). Phytotaxa, Auckland, New Zealand, v. 8, n. 1, p. 41–45, 2014. DOI: 10.11646/phytotaxa.8.1.4. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.8.1.4. Acesso em: 6 dec. 2025.