Promise and Challenge of DNA Barcoding in Venus Slipper (Paphiopedilum) Guo, Yan-Yan ; Huang, Lai-Qiang ; Liu, Zhong-Jian ; Wang, Xiao-Quan Abstract Publication: PLoS ONE Pub Date: January 2016 DOI: 10.1371/journal.pone.0146880 Bibcode: 2016PLoSO..1146880G