Figures & data
Data availability statement
The plastome data of S. chingii (accession number is MT921832) using in this manuscript are deposited in GenBank of NCBI at (https://www.ncbi.nlm.nih.gov/), which can be searched after being examined and processed. We declare that the data should only be shared when not violating the protection of human subjects, or other valid ethical, privacy, or security concerns.