MAGOSWANA, Luvo; BOATWRIGHT, Stephen J.; MAGEE, Anthony R.; MANNING, John C. Othonna koos-bekkeri Van Jaarsv. is a synonym of Othonna cerarioides Magoswana & J.C. Manning (Asteraceae: Othonninae). African Biodiversity & Conservation, [S. l.], v. 51, n. 2, 2021. DOI: 10.38201/btha.abc.v51.i2. Disponível em: https://mail.abcjournal.org/index.php/abc/article/view/295. Acesso em: 1 may. 2026.