SMITH, G. F.; CROUCH, N. R.; MCKAY, A. Reinstatement of Cotyledon ladysmithiensis, a South African endemic leaf succulent in Crassulaceae [subfam. Cotyledonoideae] tr. Cotyledoneae, with notes on the correct orthography and application of the name. Phytotaxa, Auckland, New Zealand, v. 767, n. 3, p. 207–224, 2026. DOI: 10.11646/phytotaxa.767.3.1. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.767.3.1. Acesso em: 25 jul. 2026.