Fig. 2From: Assembly and analysis of the complete Salix purpurea L. (Salicaceae) mitochondrial genome sequenceTotal SSR distribution in the S. purpurea mitochondrial genome. a SSR distribution according to type: mononucleotide, dinucleotide, trinucleotide, pentanucleotide, and hexanucleotide repeats. SSR number and percentage (in brackets) are provided. b SSR distribution among four different regions: intergenic spacer, intron, protein-coding, and rRNABack to article page