CUSSONIA holstii var. holstii [family ARALIACEAE], ; Tennant in K.B. 14: 224 (1960)
CUSSONIA bequaertii De Wild. [family ARALIACEAE], Pl. Bequaert. 2: 89 (1923). Type: Congo Republic, Kivu Province, Angi, Bequaert 5791 (BR, holo.)
Cussonia sp. [family ARALIACEAE], sensu Battiscombe, Cat. Trees Kenya Col.: 86, photo. (1926)(Prob.)
Cussonia boranensis Cufod. [family ARALIACEAE], in Miss. Biol. Borana, Racc. Bot., Angiosp.-Gymnosp.: 149, fig. 42 (1939). Type: Ethiopia, Galla-Sidamo, Araro [Arero], Cufodontis 284 (FI, holo.)