Peperomia tetragona Ruiz & Pavon
      
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2 767908 Peperomia tetragona Ruiz & Pavon Piperaceae
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 31, t. 47, fig. a (1798)