Smith, Gideon F. 2023. “Taxonomy and Nomenclature of Kalanchoe beharensis (Crassulaceae Subfam. Kalanchooideae), a Variable, Arborescent Species from Madagascar, With Reference to Its Horticultural Derivatives”. Phytotaxa 612 (1). Auckland, New Zealand:1-32. https://doi.org/10.11646/phytotaxa.612.1.1.