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Bayesian consensus tree for Aloe. Core Aloe clade from a Bayesian analysis of Xanthorrhoeaceae highlighting relationships of interest in the biogeographical scenario. Inset shows representative variation in the extent of leaf succulence among aloes: a, Aloiampelos ciliaris; b, Aloidendron eminens; c, Kumara plicatilis; d, Aloe vera; e, Aloe marlothii.
