Peperomia 'Rugosa'Botanical Name: Peperomia rugosa C. C. Berg, E. A. Mennega & Tolsma Common Names: Peperomia 'Rugosa' Description: This is a wonderful plant with thick leaves that can make a great laying spot for Ranitomeya. The leaves are a dark maroon with red undersides. The leaf margins also over time gain a brilliant lime green that really stands out against the otherwise dark maroon and sometimes corrugated leaf.