Ipomoea cuspidata Ruiz & Pavon
      
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2 556507 Ipomoea cuspidata Ruiz & Pavon Convolvulaceae
H. Ruíz López, J.A. Pavon, Fl. Peruv., vol. 1(coloured version): (Plates 1-152): p. 11, t. 119, fig. a (1798)