Comment on

• Comparative analysis of a large dataset indicates that internal transcribed spacer (ITS) should be incorporated into the core barcode for seed plants.

  China Plant BOL Group; Li DZ, Gao LM, Li HT, Wang H, Ge XJ, Liu JQ, Chen ZD, Zhou SL, Chen SL, Yang JB, Fu CX, Zeng CX, Yan HF, Zhu YJ, Sun YS, Chen SY, Zhao L, Wang K, Yang T, Duan GW. China Plant BOL Group, et al. Proc Natl Acad Sci U S A. 2011 Dec 6;108(49):19641-6. doi: 10.1073/pnas.1104551108. Epub 2011 Nov 18. Proc Natl Acad Sci U S A. 2011. PMID: 22100737 Free PMC article.