Smith, Gideon F. “Kalanchoe Ser. Mpivady, a New Series in K. Subg. Calophygia (Crassulaceae [subfam. Cotyledonoideae] Tr. Kalanchoeae)”. Phytotaxa 730, no. 2 (November 19, 2025): 208–216. Accessed December 5, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.730.2.8.