Ricinodendron heudelotii var. africanum [family EUPHORBIACEAE]
Ricinodendron africanum Müll. Arg. [family EUPHORBIACEAE], in Flora 47: 533 (1864); in De Candolle, Prodr. 15, 2: 1111 (1866), pro parte excl. spec. Mann 825 (‘815’). —Hutchinson in F.T.A. 6, 1: 745 (1912), pro parte excl. spec. Mann 825, Heudelot 857, Johnson 448, 635. —De Wildeman, Pl. Bequaert. 3, 4: 506 (1926).
Ricinodendron heudelotii [family EUPHORBIACEAE], sensu auct. praesertim Pax in Engler, Pflanzenr. [IV, fam. 147, iii] 47: 46 (1911), pro parte excl. spec. Heudelot 857. —Robyns & Tournay, Fl. Sperm. Parc Nat. Alb. 1: 473 (1948). —Brenan, Check-list For. Trees Shrubs Tang. Terr.: 225 (1949). —Eggeling & Dale, Indig. Trees Uganda, ed. 2: 138 (1952). —F.W. Andrews, Fl. Pl. Anglo-Egypt. Sudan 2: 95 (1952). —Keay in F.W.T.A., ed. 2, 1, 2: 393 (1958), pro parte. —Dale & Greenway, Kenya Trees & Shrubs: 218 (1961), non (Baill.) Pierre ex Heckel s. str.
Ricinodendron gracilius Mildbr. [family EUPHORBIACEAE], in Notizbl. Bot. Gart. Berlin-Dahlem 12: 516 (1935) (as “gracilior”). —Brenan, Check-list For. Trees Shrubs Tang. Terr.: 225 (1949). Type from Tanzania.
Barrettia umbrosa Sim [family EUPHORBIACEAE], For. Fl. Port. E. Afr.: 103, t. 71 (1909). Type: Mozambique, Quelimane Distr., without precise locality, Sim 6394 (PRE, holotype).