[1]
G. F. Smith, “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, vol. 682, no. 1, pp. 1–28, Jan. 2025.