Inga barbourii Standl. Inga barbourii Standl., Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 55. 1944 sec. Pennington 1997=Inga tenuipedunculata J.León, Ann. Missouri Bot. Gard. 53: 308. 1966 syn. sec. Pennington 1997