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Kalanchoe ×gildenhuysii (Crassulaceae subfam. Kalanchooideae), a new nothospecies derived from K. millotii and K. tomentosa

. Phytotaxa. 442, 1 (May 2020), 43–46. DOI:https://doi.org/10.11646/phytotaxa.442.1.8.