Smith, G.F. 2025. A review and analysis of names and designations published for species and varieties of Kalanchoe (Crassulaceae subfam. Cotyledonoideae) by Adolf Engler (1844–1930) between 1892 and 1913. Phytotaxa. 682, 1 (Jan. 2025), 1–28. DOI:https://doi.org/10.11646/phytotaxa.682.1.1.