Peperomia tetragona

"Peperomia tetragona" is a species of plant in the genus "Peperomia" native to South America. Its range is known to be from Ecuador, Peru, and Paraguay to central/western Brazil. Long grown as a houseplant in temperate climates, it is often known by its synonym "Peperomia puteolata" or as the parallel Peperomia for the parallel venation on its elliptical leaves.