Figure 5 from: Chen W-H, Radbouchoom S, Nguyen HQ, Nguyen HT, Nguyen KS, Shui Y-M (2018) Seven new species of Begonia (Begoniaceae) in Northern Vietnam and Southern China. In: Jin X-H, Shui Y-M, Tan Y-H, Kang M (Eds) Plant diversity in Southeast Asia. PhytoKeys 94: 65-85. https://doi.org/10.3897/phytokeys.94.23248