Smith GF. Kalanchoe tomentosa (Crassulaceae subfam. Cotyledonoideae), a variable, shrubby, and completely tomentose species from Madagascar, with reference to its horticultural derivatives. Phytotaxa [Internet]. 2024 Nov. 20 [cited 2025 Dec. 6];672(2):127-48. Available from: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.672.2.1