GREWIA villosa Willd. [family TILIACEAE], in Ges. Nat. Fr. Berlin, Neue Schr. 4: 205 (1803); Mast. in F.T.A. 1: 249 (1868); K. Schum. in P.O.A. C: 264 (1895); Burret in E.J. 45: 198 (1910); Burtt-Davy, Check-lists For. Trees & Shrubs Brit. Emp. 1, Uganda: 117 (1935); T.S.K.: 40 (1936); T.T.C.L.: 614 (1949); F.P.S. 1: 220, fig. 119 (1950); C.F.A. 1: 223 (1951); F.W.T.A., ed. 2, 1: 304, fig. 114 (1958); K.T.S.: 571, fig. 103/b & b1 (1961); R. Wilczek in F.C.B. 10: 30 (1963); Wild in F.Z. 2: 62 (1963); Wild & Gonç. in Fl. Moçamb. 28: 35 (1969); Kokwaro, Medic. Pl. E. Afr.: 214 (1976); Wild in F.S.A. 21: 4 (1984); Blundell, Wild Flow. E. Afr.: 69, fig. 418 (1987); K.M. Matthew in J.L.S. 113: 364, 376 (1993); Audru et al., Pl. Vasc. Rép. Djibouti 2: 223, t. on p. 224, fig. 82 (1994); K.T.S.L.: 159, fig. b, b1 on 152, map (1994); Sebsebe in Fl. Eth. 2(2): 152, fig. 79.3 (1995). Type: India, Madras, Rottler (B-W, holo., microfiche!)
GREWIA echinulata Delile [family TILIACEAE], Cent. Pl. Afr.: 82 (1826). Type: Egypt/Sudan, “Djebel-Mouyl”, Cailliaud (MPU, holo.)
GREWIA corylifolia A. Rich. [family TILIACEAE], Fl. Seneg. Tent. 1: 95, t. 20 (1831) & Tent. Fl. Abyss. 1: 85 (1847). Type: Senegal, Oualo [Walo], Perrottet & Leprieur (P, holo., ?BM, iso.)
GREWIA chaunothamnus K. Schum. [family TILIACEAE], in N.B.G.B. 3: 103 (1901). Type: Senegal, Gorée, Dinklage 44 (B†, holo.)
GREWIA villosa K. Schum. var. glabrior [family TILIACEAE], in E.J. 33: 307 (1903); E.P.A.: 525 (1958). Types: Somalia, Wadi Fullah, Ellenbeck 230 & Daban, Ellenbeck 316 (B†, syn.)