Smith, G.F. & Klopper, R.R. (2022)

Aloe immaculata and A. affinis (Asphodelaceae subfam. Alooideae), two endemics from northern and eastern South Africa, are different maculate aloe species

. Phytotaxa 571 (3): 291–300. https://doi.org/10.11646/phytotaxa.571.3.3