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. 2023 Nov 16;133(5-6):659–676. doi: 10.1093/aob/mcad175

Fig. 2.

Fig. 2.

Delimitation of five areas assigned to the species of Bocageeae and dispersal matrix for two alternative biogeographical models tested in this study. (A) Dispersal matrices for the Boreotropical hypothesis. (B) Dispersal matrices for the trans-Atlantic hypothesis. Probabilities of dispersal: 0.01 is none or low; 0.25 is medium–low; 0.5 is medium; 0.75 is medium–high; and 1 is high. Ma = mega annum. (C) Biogeographical units: A, Atlantic Forest; B, Amazon; C, Caatinga, Cerrado and Chaco; D, North-Central America; E, Africa.