MANNING, J.C.; GOLDBLATT , Peter; JOUBERT, L. A taxonomic revision of the small Cape genus Steirodiscus (Asteraceae: Senecioneae). African Biodiversity & Conservation, [S. l.], v. 43, n. 1, 2013. Disponível em: https://www.abcjournal.org/index.php/abc/article/view/208. Acesso em: 4 jun. 2026.