4586046 797992 Piper opizianum Fuernr.
Kew Bull., vol. 73 : p. 3, fig. 2 (2018) [L. Loe-Khachon]

4586052 796992 Piper griffithii C.DC.
Kew Bull., vol. 73 : p. 6, fig. 4 (2018) [L. Loe-Khachon]

4586072 798149 Piper pedicellatum C. DC.
Kew Bull., vol. 73 : p. 11, fig. 8 (2018) [L. Loe-Khachon]

4586102 799208 Piper sylvaticum Roxb.
Kew Bull., vol. 73 : p. 16, fig. 12 (2018) [L. Loe-Khachon]