Smith, Gideon F. 2024. “Notes on the Nomenclature of the Genus Name Vereia, the Earliest-Published Synonym of Kalanchoe, and the Species Published in Vereia (Crassulaceae Subfam. Kalanchooideae)”. Phytotaxa 636 (1). Auckland, New Zealand:20-34. https://doi.org/10.11646/phytotaxa.636.1.2.