Smith, G.F. and 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 (Nov. 2022), 291–300. DOI:https://doi.org/10.11646/phytotaxa.571.3.3.