STRUWIG, M.; SIEBERT, S.J.; JORDAAN, A. Pollen morphology of members of southern African Boerhavia and Commicarpus (Nyctaginaceae). African Biodiversity & Conservation, [S. l.], v. 43, n. 1, 2013. Disponível em: https://www.abcjournal.org/index.php/abc/article/view/203. Acesso em: 4 jun. 2026.