Fig. 3: Dating of two polyploidization events of the C. sinensis genome.

a Ks distribution between collinear genes within the C. sinensis genome or among genomes. CRT Camellia recent tetraploidization, ECH core-eudicot common hexaploidization, ART Actinidia recent tetraploidization, AAT Actinidia ancient tetraploidization. b Phylogenetic tree of C. sinensis, V. vinifera, and A. chinensis