Smith, G.F., Klopper, R.R., Woudstra, Y. & Grace, O.M. (2025) A further step towards stabilising the nomenclature associated with the genus name Aloe (Asphodelaceae subfam. Alooideae): the legitimate name A. perfoliata and the illegitimate name A. mitriformis are based on the same type, with notes on the identity of A. mitriformis. Phytotaxa 700 (2): 223–232. https://doi.org/10.11646/phytotaxa.700.2.5