SMITH, G. F. The taxonomy and nomenclature of Kalanchoe ×kewensis [K. bentii × K. glaucescens] (Crassulaceae subfam. Kalanchooideae), a nothospecies produced at the Royal Botanic Gardens, Kew, in the early 1900s. Phytotaxa, Auckland, New Zealand, v. 618, n. 3, p. 274–282, 2023. DOI: 10.11646/phytotaxa.618.3.5. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.618.3.5. Acesso em: 6 dec. 2025.