Single maximum parsimonious (MP) trees. A. The plastid MP tree from DNA sequences of rbcL and six photosystem genes. B. The mt MP tree from translated amino acid sequences of seven protein-coding genes. The distribution of cox1 intron at 721, its splicing form, and presence/absence of its orf were denoted. */*: 100% bootstrap support/100% jackknife support. −/−: bootstrap and jackknife not supported.