Riencourtia is a genus of South American plants in the sunflower tribe within the daisy family. The generic name honors the birth name of Cassini's wife, Riencourt. Species 1. \n* Riencourtia latifolia Gardner - Venezuela, Guyana, Brazil 2. \n* Riencourtia longifolia Baker - Brazil 3. \n* Riencourtia oblongifolia Gardner - Brazil, Bolivia, Suriname 4. \n* Riencourtia pedunculosa (Rich.) Pruski - Venezuela, Guyana, Fr Guiana, Suriname, Brazil 5. \n* Riencourtia spiculifera Cass. 6. \n* Riencourtia tenuifolia Gardner - Brazil