Clutia robusta Pax [family EUPHORBIACEAE], in Engler, Pflanzenw. Ost-Afrikas C: 241 (1895); Pflanzenr. [IV, fam. 147, iii] 47: 60 (1911). —Hutchinson in F.T.A. 6, 1: 811 (1912) as “Cluytia”. —Engler, Pflanzenw. Afrikas (Veg. Erde 9) 3, 2: 124 (1921). —Brenan, Check-list For. Trees Shrubs Tang. Terr.: 203 (1949). —Dale & Greenway, Kenya Trees & Shrubs: 189 (1961). —Agnew, Upl. Kenya Wild Fls: 219 (1974). —Radcliffe-Smith in F.T.E.A., Euphorb. 1: 337 (1987). —Beentje, Kenya Trees, Shrubs Lianas: 190 (1994). Types from Tanzania (Northern Province).
Cluytia brachyadenia Volkens ex Pax [family EUPHORBIACEAE], in Engler, Pflanzenr. [IV, fam. 147, iii] 47: 61 (1911); Pflanzenw. Afrikas (Veg. Erde 9) 3, 2: 124 (1921) as “Cluytia”. —Brenan, Check-list For. Trees Shrubs Tang. Terr.: 202 (1949). Types from Tanzania (Northern Province).
Cluytia stenophylla Pax & K. Hoffm. [family EUPHORBIACEAE], in Engler, Pflanzenr. [IV, fam. 147, iii] 47: 63 (1911) as “Cluytia”. —Brenan, Check-list For. Trees Shrubs Tang. Terr.: 203 (1949), pro parte,. Keniensia.