Smith, G.F. (2020)

Nomenclature of the partial infrageneric classification proposed for Kalanchoe (Crassulaceae subfam. Kalanchooideae) by René C.J.E. Maire in 1976

. Phytotaxa 468 (2): 231–235. https://doi.org/10.11646/phytotaxa.468.2.8