Scientific name: Insia bijuga (Colebr.) Kuntze, 1891 (CCVN, 1:1089)English name: Vietnamese name: Gõ nước; Bần ôiOther name: Macrolobium bijugum Colebr. 1818.- Afzelia bijura (Colebr.) A. Gray, 1854 (FGI, 2:200).- A. retusa Kurz, 1873 (FGI, 2:202). - Intsia retusa (Kurz) Kuntze, 1891. ) Afzelia cambodiensis Hance, 1876. - Intsia cambordiensis (Hance) Pierre, 1899 (FFC:tab. 388A);