J. Manning and P. Goldblatt, “The native and naturalised species of Peltocalathos and Ranunculus (Ranunculaceae: Ranunculeae) in southern Africa”, ABC, vol. 43, no. 2, Jan. 2013, Accessed: Jun. 04, 2026. [Online]. Available: https://www.abcjournal.org/index.php/abc/article/view/235