Goldblatt, Peter, J.C. Manning, and J. Schnitzler. 2013. “A Revised Infrageneric Classification and Synopsis of the Afro-Eurasian Genus Moraea (Iridaceae: Irideae)”. Bothalia, African Biodiversity & Conservation 43 (1). https://abcjournal.org/index.php/BothaliaABC/article/view/205.