Peperomia umbilicata Ruiz & Pav. Peperomia umbilicata Ruiz & Pav., Fl. Peruv. 1: 30, t. 45, f. b. 1798 sec. Villaseñor & al. 2010=Piper umbilicatum (Ruiz & Pav.) Vahl, Enum. Pl. 1: 356. 1805 syn. sec. Villaseñor & al. 2010