Hopea sect. Hopea Hopea Roxb. sect. Hopea in Gard. Bull. Sing. 20: 258. 1963≡Hopea (Euhopea), Sum.: 192, as subgenus, 489, as section. 1862≡Hopea, Euhopea group Sym. in Gard. Bull. S. S. 8: 72. 1934
