Ctenodon elegans (Schltdl. & Cham.) D.B.O.S.Cardoso & A.Delgado Ctenodon elegans (Schltdl. & Cham.) D.B.O.S.Cardoso & A.Delgado, Neodiversity 13: 16. 2020 sec. Cardoso & al. 2020≡Aeschynomene elegans Schltdl. & Cham., Linnaea 5(4): 583. 1830 syn. sec. Cardoso & al. 2020