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Kalanchoe krigeae (K. subg. Kalanchoe; Crassulaceae subfam. Kalanchooideae), a new, small-growing species from northeastern South Africa split off from K. rotundifolia

. Phytotaxa. 603, 3 (Jul. 2023), 280–288. DOI:https://doi.org/10.11646/phytotaxa.603.3.7.