Smith, Gideon F. 2024. “Kalanchoe tomentosa (Crassulaceae Subfam. Cotyledonoideae), a Variable, Shrubby, and Completely Tomentose Species from Madagascar, With Reference to Its Horticultural Derivatives”. Phytotaxa 672 (2). Auckland, New Zealand:127-48. https://doi.org/10.11646/phytotaxa.672.2.1.