Smith, G. F. (2024) “Revisiting the nomenclature and taxonomy of the Malagasy Kalanchoe fedtschenkoi, and description of K. fedtschenkoi var. boiteaui (Crassulaceae subfam. Kalanchooideae)”, Phytotaxa. Auckland, New Zealand, 645(2), pp. 99–119. doi: 10.11646/phytotaxa.645.2.1.