Wanke, S., Vanderschaeve, L., Mathieu, G., et al., From forgotten taxon to a missing link. The position of the genus Verhuellia revealed by molecules, Annals of botany vol. 99: 1231-1238 (2007)[recognizes Verhuellia]
 
282652282652 2 767684 Peperomia scutellaefolia Ruiz & Pavon H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 101 [44], fig. 2 (1777) [I. Galvez]
 
186917186917 2 767684 Peperomia scutellaefolia Ruiz & Pavon H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1 (Plates 1-152): p. 29, t. 44, fig. b (1798) [I. Galvez]
 
187513187513 2 767684 Peperomia scutellaefolia Ruiz & Pavon H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 29, t. 44, fig. b (1798)
 
280631280631 2 767689 Peperomia secunda Ruiz & Pavon H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 102 [45], fig. a (1777) [I. Galvez]
 
280632280632 2 767689 Peperomia secunda Ruiz & Pavon H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 103 [45] (1777) [I. Galvez]
 
120399120399 2 767689 Peperomia secunda Ruiz & Pavon H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1 (Plates 1-152): p. 30, t. 45, fig. a (1798) [I. Galvez]
 
186966186966 2 767689 Peperomia secunda Ruiz & Pavon H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 30, t. 45, fig. a (1798)
 
434056434056 6 767967 Peperomia trifolia (L.) A. Dietr. [80 799364 Piper trifolium L.] C. Plumier, Mss., vol. 5 (Botanicon Americanum seu historia plantarum Americanis insulis nascentium): t. 12 (1689-1697) [C. Plumier]
 
119447119447 6 767967 Peperomia trifolia (L.) A. Dietr. [80 799364 Piper trifolium L.] C. Plumier, Descr. Pl. Amér.: t. 68 (1713) [C. Plumier]
 
165142165142 xx 766177 Peperomia elongata Kunth C.F.P. von Martius, A.G. Eichler, I. Urban, Fl. Bras., vol. 4(1): fasicle 11, (Salicineae; Podostemaceae, Monimiaceae, Antidesmeae, Gnetaceae; Lacistemaceae; Begoniaceae; Cycadeae, Coniferae): t. 1, fig. V (1852)