Smith GF. 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 [Internet]. 2023 Oct. 4 [cited 2025 Dec. 6];618(3):274-82. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.618.3.5