Peltophorum pterocarpum (DC.) Backer ex K. Heyne, Nutt. Pl. Ned.-Ind., ed. 2 (1927) 755; Backer & Bakh. f., Fl. Java 1 (1964) 547; Whitmore in Tree Fl. Malaya 1 (1972) 268, f. 2; Hattink, Reinwardtia 9 (1974) 59; Cockb., Trees Sabah 1 (1976) 175, f. 38; Verdc., Man. New Guin. Legumes (1979) 16; K. & S.S. Larsen in Fl. Camb., Laos & Vietn. 18 (1980) 62, pl. 11/8-11; in Fl. Thail. 4 (1984) 54, f. 12/7-10; Rudd in Fl. Ceylon 7 (1991) 57; Hou, Larsen & Larsen, Fl. Malesiana 12 (1996) 651, f. 41 (pterocarpum Peltof comp FM41 ).
Inga pterocarpa DC., Prodr. 2 (1825) 441.
Type: incompletely annotated specimen from Timor (P holo; K).
Caesalpinia inermis Roxb., Fl. Ind., ed. Carey, 2 (1832) 367.
Peltophorum inerme (Roxb.) Llanos in Blanco, Fl. Filip., ed. 3 (1877-83) t. 335; Merr., Philipp. J. Sc., Bot. 5 (1910) 57.
Type: unknown.
Caesalpinia ferruginea Decne., Nouv. Ann. Mus. Hist. Nat. 3 (1834) 462; Herb. Timor descr. (1835) 134; Miquel, Fl. Ind. Bat. 1 (1835) 111.
Peltophorum ferrugineum (Decne.) Benth., Fl. Austral. 2 (1864) 279; Koord. & Valeton, Bijdr. Booms. Java 2 (1895) 3, incl. var. glanduliferum Koord. & Valeton; Koord., Atlas 1 (1913) f. 22; Ridley, Fl. Malay Penins. 1 (1922) 646.
Type: Anonymous s. n. (P holo; K), Timor.
Caesalpinia arborea Zoll. ex Miquel, Fl. Ind. Bat. 1, 1 (1855) 112.
Type: Zollinger 2897 , Java (Malang).
Vernacular names
Kupang [Sabah]
Kupang [Sarawak]