Ipomoea hildebrandtii (Bak.) Verdc. subsp. grantii [family CONVOLVULACEAE], in K.B. 15 : 443 (1962). Type : Uganda, Bunyoro, Chopeh, Karuma Falls, Speke & Grant 627 (K, holo. !)
Argyreia populifolia Oliv. var. africana [family CONVOLVULACEAE], in T.L.S. 29 : 114(1875). Type: as subsp. grantii
Argyreia ? grantii Bak. [family CONVOLVULACEAE], in K.B. 1894 : 67 (1894); Bak. & Rendle in F.T.A. 4 (2) : 201 (1906)
Ipomoea populifolia [family CONVOLVULACEAE], sensu Hall.f. in E.J. 28 : 53 (1899) quoad Speke & Grant 627, non (Choisy) Hall. f.
Ipomoea gillei Staner [family CONVOLVULACEAE], in Ann. Soc. Sc. Brux. 58 : 109 (1938). Type : Congo Republic, Semliki Plains, Lebrun 4642 (BR, holo.!)