Fig. 4From: Comparative analysis of chloroplast genomes of cultivars and wild species of sweetpotato (Ipomoea batatas [L.] Lam)Phylogenetic tree of 107 sweetpotato cultivars and 11 wild species based on single-copy genes of the chloroplast. Different branches are colored differently, branch I, II, IV and V are wild species and the others are cultivarsBack to article page