Croton L., Sp. Pl. 2: 1004-1005. 1753 sec. Radcliffe-Smith 2001
- =Cascarilla Adans., Fam. Pl. 2: 355. 1763 syn. sec. Radcliffe-Smith 2001
- =Elutheria L., Hort. Cliff. Facs. ed.: 486. 1768, nom. illeg., syn. sec. Stevens 2001
- =Aroton Neck., Elem. Bot.: 336. 1790 syn. sec. Martínez-Gordillo & al. 2006
- =Luntia Neck., Elem. Bot.: 1790 syn. sec. Radcliffe-Smith 2001
- =Tridesmis Lour., Flora Cochinchinnensis: sisten plantas in regno Cochichina: 576. 1790 syn. sec. Radcliffe-Smith 2001
- =Schradera Willd., Göttingisches Journal der Naturwissenschaften. 1. 1798 syn. sec. Radcliffe-Smith 2001
- =Crotonopsis Michx., Fl. Bor.-Amer. 2: 185. 1803 syn. sec. ???
- =Decarinium Raf., Neogenyton: 1. 1825 syn. sec. Radcliffe-Smith 2001
- =Drepadenium Raf., Neogenyton: 2. 1825 syn. sec. Radcliffe-Smith 2001
- =Heptallon Raf., Neogenyton: 1. 1825 syn. sec. Radcliffe-Smith 2001
- =Hendecandra Eschsch. in Mem. de l'Academie Imperiale des Sciences de Saint Petersbourg. Ser. 6. 10: 287. 1826 syn. sec. Martínez-Gordillo & al. 2006
- =Halecus Rumph. ex Raf., Sylva Tellur.: 62. 1838 syn. sec. Radcliffe-Smith 2001
- =Kurkas Raf., Sylva Tellur.: 62. 1838 syn. sec. Radcliffe-Smith 2001
- =Penteca Raf., Sylva Tellur.: 62. 1838 syn. sec. Radcliffe-Smith 2001
- =Semilta Raf., Sylva Tellur.: 63. 1838 syn. sec. Radcliffe-Smith 2001
- =Astrogyne Benth., Pl. Hartw.: 14. 1839 syn. sec. Radcliffe-Smith 2001
- =Cleodora Klotzsch in Arch. Naturgesch. 7(1): 196. 1841 syn. sec. Radcliffe-Smith 2001
- =Eutropia Klotzsch in Arch. Naturgesch. 7(1): 196. 1841 syn. sec. Radcliffe-Smith 2001
- =Geiseleria Klotzsch in Arch. Naturgesch. 7(1): 254. 1841 syn. sec. Radcliffe-Smith 2001
- =Medea Klotzsch in Arch. Naturgesch. 7(1): 198. 1841 syn. sec. Radcliffe-Smith 2001
- =Ocalia Klotzsch in Arch. Naturgesch. 7(1): 195. 1841 syn. sec. Radcliffe-Smith 2001
- =Pilinophytum Klotzsch in Arch. Naturgesch. 7(1): 255. 1841 syn. sec. Martínez-Gordillo & al. 2006
- =Podostachys Klotzsch in Arch. Naturgesch. 7(1): 193. 1841 syn. sec. Radcliffe-Smith 2001
- =Timandra Klotzsch in Arch. Naturgesch. 7(1): 197. 1841 syn. sec. Radcliffe-Smith 2001
- =Cyclostigma Hochst. ex Endl., Genera Plantarum. (Endlicher). 2: 56. 1842 syn. sec. Radcliffe-Smith 2001
- =Angelandra Endl., Genera Plantarum. (Endlicher). 3: 69. 1843 syn. sec. Radcliffe-Smith 2001
- =Brachystachys Klotzsch, London Journal of Botany. 2. 1843 syn. sec. Radcliffe-Smith 2001
- =Lasiogyne Klotzsch in Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 19(1): 418. 1843 syn. sec. Radcliffe-Smith 2001
- =Palanostigma Mart. ex Klotzsch in Hooker's Journal of Botany and Kew Gardens Miscellany. 2: 49. 1843 syn. sec. Stevens 2001
- =Tiglium Klotzsch in Nova Acta Acad. Caes. Leop.-Carol. German. Nat. Cur. 19(1): 418. 1843 syn. sec. Radcliffe-Smith 2001
- =Eremocarpus Benth., Bot. Voy. Sulph.: 53. 1844 syn. sec. ???
- =Macrocroton Klotzsch, Reisen in Britisch-Guiana in den Jahren 1840-1844. 2. 1848 syn. sec. Radcliffe-Smith 2001
- =Barhamia Klotzsch, Bot. Voy. Herald: 104. 1853 syn. sec. Radcliffe-Smith 2001
- =Gynamblosis Torr., Exploration of the Red River of Louisiana. 1853 syn. sec. Radcliffe-Smith 2001
- =Myriogomphos Didr., Vidensk. Meddel. Dansk Naturhist. Foren. Kjobenhavn. 142. 1857 syn. sec. Martínez-Gordillo & al. 2006
- =Furcaria B. Boivin ex Baill., Étude Euphorb. 1858 syn. sec. Stevens 2001
- =Klotzschiphytum Baill., Étude Euphorb. 1858 syn. sec. Radcliffe-Smith 2001
- =Comatocroton H. Karst. in Wochenschrift für Gartnerei und Pflanzendunde. 2: 6. 1859 syn. sec. Radcliffe-Smith 2001
- =Argyrodendron Klotzsch, Naturwissenschaftliche Reise nach Mossambique. 6(1): 100. 1861 syn. sec. Radcliffe-Smith 2001
- =Aubertia Chapel. ex Baill. in Adansonia 1: 162. 1861 syn. sec. Radcliffe-Smith 2001
- =Monguia Chapel. ex Baill. in Adansonia 1: 147. 1861 syn. sec. Radcliffe-Smith 2001
- =Leucadenia Klotzsch ex Baill. in Adansonia 4: 338. 1864 syn. sec. Radcliffe-Smith 2001
- =Oxydectes L. ex Kuntze, Revis. Gen. Pl. 2: 610. 1891 syn. sec. Radcliffe-Smith 2001
- =Heterocroton S. Moore in Trans. Linn. Soc. London, Bot. 4: 461. 1895 syn. sec. Radcliffe-Smith 2001
- –Brunsvia Neck., Elem. Bot. 3: 337. 1790, nom. inval., syn. sec. Martínez-Gordillo & al. 2006
- –Cinogasum Neck., Elem. Bot.: 336. 1790, nom. inval., syn. sec. Martínez-Gordillo & al. 2006