= Canscora decurrens Dalzell; Hooker´s J. Bot. Kew Gard. Misc. 2: 136 (1850)
= Canscora diffusa var. tenella Hook.f.; Fl. Brit. India [J.D.Hooker] 4: 104 (1883)
= Canscora divaricata Miq. ex C.B.Clarke; Fl. Brit. India [J.D.Hooker] 4: 103 (1883), pro syn.
= Canscora foliosa D.Don; G. Don, Gen. Hist. 4: 199 (1837)
= Canscora khandalensis Santapau; Kew Bull. 485 (1948 publ. 1949)
= Canscora kirkii N.E.Br.; Fl. Trop. Afr. [Oliver et al.] 4(1): 558 (1903)
= Canscora lancifolia Miq. ex C.B.Clarke; Fl. Brit. India [J.D.Hooker] 4: 103 (1883)
= Canscora lauri C.B.Clarke; J. Linn. Soc., Bot. 14: 430 (1875)
= Canscora lawii Wight; Icon. Pl. Ind. Orient. [Wight] 4: t. 1327 (1848)
= Canscora pusilla Schult. & Schult.f.; Mant. 3 [Schultes & Schultes f.] : 230 (1827), nom. superfl.
= Canscora rubiflora X.X.Chen; Guihaia 6(3): 177 (1986)
= Canscora sanjappae Diwakar & R.Kr.Singh; Indian J. Forest. 32(2): 337 (2009)
= Canscora tenella Wall.; Numer. List [Wallich] no. 4362 (1830)
= Cobamba dichotoma Blanco; Fl. Filip. [Blanco] 510 (1837)
= Exacum diffusum (Vahl) Willd.; Sp. Pl., ed. 4 [Willdenow] 1: 637 (1798)
= Exacum erectum (R.Br.) Roth; Nov. Pl. Sp. 83 (1821)
= Exacum tenellum Wall.; Numer. List [Wallich] no. 4362 (1831), nom. inval.
= Gentiana diffusa Vahl; Symb. Bot. [Vahl] 3: 47 (1794)
= Orthostemon erectus R.Br.; Prodr. Fl. Nov. Holland. 451 (1810)
= Orthostemon huegelii Griseb.; Prodr. [A. P. de Candolle] 9: 63 (1845)
= Orthostemon kirkii N.E.Br.; Fl. Trop. Afr. [Oliver et al.] 4(1): 558 (1903)
= Pladera pusilla Roxb.; Hort. Bengal. 10 (1814), nomen, Fl. Ind. [Carey & Wallich ed.] 1: 419 (1820), Fl. Ind. [Roxburgh] 1: 403 (1832)
= Pladera virgata Roxb.; Hort. Bengal. 10 (1814), nomen, Fl. Ind. [Carey & Wallich ed.] 1: 417 (1820), Fl. Ind. [Roxburgh] 1: 401 (1832)