= Cataputia major Ludw.; Ectypa Veg., t. 7 (1760)
= Cataputia minor Ludw.; Def. Gen. Pl., ed. 3: 81 (1760)
= Croton spinosus L.; Sp. Pl. [Linnaeus] 2: 1005 (1753)
= Ricinus africanus Mill.; Gard. Dict., ed. 8: no. 5 (1768)
= Ricinus angulatus Thunb.; Diss. Ricin. 6 (1815)
= Ricinus armatus Andrews; Bot. Repos., t. 430 (1805)
= Ricinus atropurpureus Pax & K.Hoffm.; Pflanzenr. [Engler] IV.147.IX-XI, Heft 68: 126 (1919)
= Ricinus badius Rchb.; Iconogr. Bot. Exot. 2: 21, t. 154 (1829)
= Ricinus borboniensis Pax & K.Hoffm.; Pflanzenr. [Engler] IV.147.IX-XI, Heft 68: 126 (1919)
= Ricinus cambodgensis Benary; Gartenflora 36: 102 (1887)
= Ricinus communis proles persicus Popova; Kul´t. Fl. S.S.S.R. 7: 289 (1941)
= Ricinus communis f. americanus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus communis f. argentatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 34 (1956)
= Ricinus communis f. argyratus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 36 (1956)
= Ricinus communis f. atratus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(2): 32 (1956)
= Ricinus communis f. atrobrunneatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 37 (1956)
= Ricinus communis f. atrofulvatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 55 (1956)
= Ricinus communis f. atrofuscatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 53 (1956)
= Ricinus communis f. atrophoeniceus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 66 (1956)
= Ricinus communis f. atropunicatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 43 (1956)
= Ricinus communis f. atropurpureatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 50 (1956)
= Ricinus communis f. avellanatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 56 (1956)
= Ricinus communis f. blumeanus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis f. canatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 47 (1956)
= Ricinus communis f. canescens T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 48 (1956)
= Ricinus communis f. carneatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 44 (1956)
= Ricinus communis f. cervatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 43 (1956)
= Ricinus communis f. cinerascens T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 27 (1956)
= Ricinus communis f. cinereatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 65 (1956)
= Ricinus communis f. denudatus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. epiglaucus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. erythrocladus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. exiguus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 68 (1956)
= Ricinus communis f. fulvatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 68 (1956)
= Ricinus communis f. fumatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 41 (1956)
= Ricinus communis f. fuscatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 35 (1956)
= Ricinus communis f. gilvus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 53 (1956)
= Ricinus communis f. glaucus (Hoffmanns.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. gracilis Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1021 (1866)
= Ricinus communis f. guttatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 47 (1956)
= Ricinus communis f. hybridus (Besser) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. incarnatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 46 (1956)
= Ricinus communis f. inermis (Mill.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis f. intermedius Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. laevis (DC.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1021 (1866)
= Ricinus communis f. macrophyllus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. maculatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 29 (1956)
= Ricinus communis f. marmoreatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 40 (1956)
= Ricinus communis f. murinatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 66 (1956)
= Ricinus communis f. nigellus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 51 (1956)
= Ricinus communis f. nigrescens T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 45 (1956)
= Ricinus communis f. niveatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 39 (1956)
= Ricinus communis f. oblongus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 31 (1956)
= Ricinus communis f. obscurus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 42 (1956)
= Ricinus communis f. oligacanthus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. ostrinatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 58 (1956)
= Ricinus communis f. pardalinus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 31 (1956)
= Ricinus communis f. picturatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 30 (1956)
= Ricinus communis f. plumbeatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 62 (1956)
= Ricinus communis f. pruinosus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus communis f. pullatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 49 (1956)
= Ricinus communis f. punctatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 48 (1956)
= Ricinus communis f. punctulatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 61 (1956)
= Ricinus communis f. punicans T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 57 (1956)
= Ricinus communis f. purpurascens (Bertol.) Pax; Pflanzenr. [Engler] IV.147.XI, Heft 68 (Euph.-Ricininae): 122 (1919)
= Ricinus communis f. radiatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 64 (1956)
= Ricinus communis f. rufescens T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 55 (1956)
= Ricinus communis f. russatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 57 (1956)
= Ricinus communis f. rutilans Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus communis f. scaber (Bertol. ex Moris) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis f. scriptus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 59 (1956)
= Ricinus communis f. sordidus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 33 (1956)
= Ricinus communis f. stigmosus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 28 (1956)
= Ricinus communis f. striatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 63 (1956)
= Ricinus communis f. subpurpurascens Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. subrotundus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 54 (1956)
= Ricinus communis f. subviridus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis f. sulcatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 38 (1956)
= Ricinus communis f. tigrinus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 39 (1956)
= Ricinus communis f. umbrinus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 59 (1956)
= Ricinus communis f. venosus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 37 (1956)
= Ricinus communis f. vinatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 52 (1956)
= Ricinus communis f. viridis (Willd.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis f. zebrinus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 60 (1956)
= Ricinus communis f. zollingeri Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis f. zonatus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 50 (1956)
= Ricinus communis subsp. africanus (Mill.) Nyman; Consp. Fl. Eur. 647 (1881)
= Ricinus communis subsp. indicus Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 35 (1980)
= Ricinus communis subsp. manshuricus V.Bork.; Descr. Var. Azcherkraya 106 (1936)
= Ricinus communis subsp. mexicanus Popova; Bukasov S. M. Vozdelyv. Rast. Meksiki 409 (1931)
= Ricinus communis subsp. persicus Popova; Kleshchevina izd. VIR 27 (1930)
= Ricinus communis subsp. ruderalis Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 38 (1980), nom. illeg.
= Ricinus communis subsp. sanguineus Popova; Kleshchevina izd. VIR 35 (1930)
= Ricinus communis subsp. scaber (Bertol. ex Moris) Nyman; Consp. Fl. Eur. 647 (1881)
= Ricinus communis subsp. sinensis Hiltebr.; Mirov. Rast. Res. 63 (1935)
= Ricinus communis subsp. sinensis Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 34 (1980), nom. illeg.
= Ricinus communis subsp. zanzibarinus Popova; Kleshchevina izd. VIR 43 (1930)
= Ricinus communis subvar. almeidae T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 58 (1956)
= Ricinus communis subvar. americanus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 44 (1956)
= Ricinus communis subvar. blumeanus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 46 (1956)
= Ricinus communis subvar. epruinosus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 43 (1956)
= Ricinus communis subvar. erythrocladus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 64 (1956)
= Ricinus communis subvar. glauceus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 27 (1956)
= Ricinus communis subvar. gracilis (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 68 (1956)
= Ricinus communis subvar. griseus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 33 (1956)
= Ricinus communis subvar. macrophyllus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 64 (1956)
= Ricinus communis subvar. pruinosus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 41 (1956)
= Ricinus communis subvar. purpurascens (Bertol.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 50 (1956)
= Ricinus communis subvar. roseus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 55 (1956)
= Ricinus communis subvar. rutilans (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 40 (1956)
= Ricinus communis subvar. subviridus (Müll.Arg.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 65 (1956)
= Ricinus communis subvar. violaceus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 36 (1956)
= Ricinus communis subvar. violeus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 30 (1956)
= Ricinus communis subvar. viridus (Willd.) T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 67 (1956)
= Ricinus communis var. aegyptiaceus (Popova) Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 40 (1980)
= Ricinus communis var. africanus (Willd.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis var. amblyocalyx Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis var. americanus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus communis var. armatus (Andrews) Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841)
= Ricinus communis var. badius (Rchb.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis var. bailundensis J.M.Coult.; Bol. Soc. Portug. Ci. Nat. 1918: 82 (1918)
= Ricinus communis var. benguelensis Müll.Arg.; J. Bot. 1: 337 (1864)
= Ricinus communis var. borboniensis André; Pl. Feuill. Ornem. 206 (1866)
= Ricinus communis var. brasiliensis Müll.Arg.; Fl. Bras. [Martius] 11(2): 421 (1874)
= Ricinus communis var. brevinodis Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 32 (1980)
= Ricinus communis var. caesius Popova; Kul´t. Fl. S.S.S.R. 7: 287 (1941)
= Ricinus communis var. giganteus André; Pl. Feuill. Ornem. 206 (1866)
= Ricinus communis var. glaucus Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 37 (1980)
= Ricinus communis var. griseofolius Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 36 (1980)
= Ricinus communis var. hybridus (Besser) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis var. indehiscens Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 33 (1980)
= Ricinus communis var. inermis (Mill.) Pax & K.Hoffm.; Pflanzenr. [Engler] IV.147.XI, Heft 68 (Euph.-Ricininae): 122 (1919)
= Ricinus communis var. japonicus Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 35 (1980)
= Ricinus communis var. krappa Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841), nomen
= Ricinus communis var. leucocarpus (Bertol.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis var. lividus (Jacq.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis var. macrocarpus T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 27 (1956)
= Ricinus communis var. macrophyllus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis var. megalospermus (Delile) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus communis var. mexicanus (Popova) Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 40 (1980)
= Ricinus communis var. microcarpus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis var. microspermus Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 31 (1980)
= Ricinus communis var. minor (Mill.) Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841)
= Ricinus communis var. nanus Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 38 (1980)
= Ricinus communis var. purpurascens (Bertol.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis var. reichenbachianus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1019 (1866)
= Ricinus communis var. rheedianus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis var. roseus Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 31 (1980)
= Ricinus communis var. rubescens Herder; Index Sem. (St. Petersburg [Petropolitanus]) 1868: 91 (1869)
= Ricinus communis var. rugosus Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1018 (1866)
= Ricinus communis var. sanguineus Baill.; Recueil Observ. Bot. 1: 342 (1861)
= Ricinus communis var. speciosus (Burm.f.) Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1021 (1866)
= Ricinus communis var. spontaneus Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 39 (1980)
= Ricinus communis var. subpurpurascens Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1020 (1866)
= Ricinus communis var. undulatus (Besser) Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841)
= Ricinus communis var. vasconcellosii T.Carvalho; Junta Missoes Geogr. Invest. Ultramar, Anais 11(4): 33 (1956)
= Ricinus communis var. violaceocaulis Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 34 (1980)
= Ricinus communis var. virens Popova; Kul´t. Fl. S.S.S.R. 7: 290 (1941)
= Ricinus communis var. viridis Popova & Moshkin; Kleshchevina (Nauch. Trudy Vasknil): 32 (1980)
= Ricinus compactus Huber; Cat. Printemps 1865 [Huber]: 8 (1865)
= Ricinus digitatus Noronha; Verh. Batav. Genootsch. Kunst. 5(4): 26 (1790), nomen
= Ricinus europaeus T.Nees; Gen. Fl. Germ. [Nees] 38 (1833)
= Ricinus gibsonii H.J.Veitch; Gard. Chron., n. s. 2: 610 (1874)
= Ricinus giganteus Pax & K.Hoffm.; Pflanzenr. [Engler] IV.147.XI, Heft 68 (Euph.-Ricininae): 126 (1919)
= Ricinus glaucus Hoffmanns.; Verz. Pfl.-Kult. Nachtr. 2: 199 (1826)
= Ricinus hybridus Besser; Cat. Jard. Bot. Krzemieniec, Suppl. 2: 13 (1814)
= Ricinus inermis Mill.; Gard. Dict., ed. 8: no. 6 (1768), Jacq. Misc. 2: 362
= Ricinus japonicus Thunb.; Diss. Ricin. 4 (1815)
= Ricinus krappa Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841), nom. inval.
= Ricinus laevis DC.; Rapp. [Not.] Pl. Rar. Genève 1: 31 (1823)
= Ricinus leucocarpus Bertol.; Giorn. Arcadico Sci. 21: 192 (bis) (1824)
= Ricinus lividus Jacq.; Misc. Austriac. [Jacquin] 2: 360 (1781)
= Ricinus macrocarpus proles indicus Popova; Kul´t. Fl. S.S.S.R. 7: 283 (1941)
= Ricinus macrocarpus proles japonicus Popova; Kul´t. Fl. S.S.S.R. 7: 285 (1941)
= Ricinus macrocarpus proles sanguineus Popova; Kul´t. Fl. S.S.S.R. 7: 280 (1941)
= Ricinus macrocarpus Popova; Kul´t. Fl. S.S.S.R. 7: 278 (1941), rossice
= Ricinus macrocarpus var. nudus Popova; Kul´t. Fl. S.S.S.R. 7: 287 (1941)
= Ricinus macrophyllus Bertol.; Giorn. Arcadico Sci. 21: 192 (1824)
= Ricinus medicus Forssk.; Fl. Aegypt.-Arab. 164 (1775)
= Ricinus medius J.F.Gmel.; Syst. Nat., ed. 13bis: 1615 (1792)
= Ricinus megalosperma Delile; Voy. Méroé 4: 89 (1827)
= Ricinus messeniacus Heldr.; Exsicc. Herb. Graecum Normale 1899: no. 1480 (1899)
= Ricinus metallicus Pax & K.Hoffm.; Pflanzenr. [Engler] IV.147.XI, Heft 68 (Euph.-Ricininae): 126 (1919)
= Ricinus microcarpus proles aegypticus Popova; Kul´t. Fl. S.S.S.R. 7: 291 (1941)
= Ricinus microcarpus proles indostanicus Popova; Kul´t. Fl. S.S.S.R. 7: 290 (1941)
= Ricinus microcarpus Popova; Kul´t. Fl. S.S.S.R. 7: 287 (1941), rossice.
= Ricinus microcarpus var. atrovirens Popova; Kul´t. Fl. S.S.S.R. 7: 290 (1941)
= Ricinus microcarpus var. spontaneus Popova; Kul´t. Fl. S.S.S.R. 7: 288 (1941)
= Ricinus minor Mill.; Gard. Dict., ed. 8: no. 7 (1768)
= Ricinus nanus Balb.; Cat. Pl. [Balbis] 65 (1813)
= Ricinus obermannii Groenland; Rev. Hort. (Paris), Sér. 4, 7: 601 (1858)
= Ricinus peltatus Noronha; Verh. Batav. Genootsch. Kunst. 5(4): 2 (1790), nomen
= Ricinus perennis Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 459 (1841)
= Ricinus persicus Popova; Trudy Prikl. Bot. Selekts. 16: 229 (1926)
= Ricinus purpurascens Bertol.; Misc. Bot. [Bertoloni] 9: 4 (1851)
= Ricinus ruber Miq.; Fl. Ned. Ind. 1: 390 (1859)
= Ricinus rugosus Mill.; Gard. Dict., ed. 8: no. 4 (1768)
= Ricinus rutilans Müll.Arg.; Prodr. [A.P. de Candolle] 15(2): 1017 (1866)
= Ricinus sanguineus Groenland; Rev. Hort. (Paris), Sér. 4, 7: 601 (1858)
= Ricinus scaber Bertol. ex Moris; Stirp. Sard. Elench. 1: 41 (1827)
= Ricinus speciosus Burm.f.; Fl. Ind. [N.L.Burman] Prodr. Fl. Cap. 207 (1768)
= Ricinus spectabilis Blume; Bijdr. Fl. Ned. Ind. 623 (1826)
= Ricinus tunisensis Desf.; Tabl. École Bot., ed. 3 (Cat. Pl. Horti Paris.) 340 (1829)
= Ricinus undulatus Besser; Cat. Jard. Bot. Krzemieniec 90 (1811)
= Ricinus urens Mill.; Gard. Dict., ed. 8: no. 3 (1768)
= Ricinus viridis Willd.; Sp. Pl., ed. 4 [Willdenow] 4: 564 (1806)
= Ricinus vulgaris Garsault; Fig. Pl. Med. t. 66 (1764), Descr. Pl. Anim. 50 (1767), Thell. in Bull. Herb. Boissier, Sér. 2, 8: 784 (1908)
= Ricinus vulgaris Mill.; Gard. Dict., ed. 8: no. 1 (1768)
= Ricinus zanzibarensis Hort.; Ill. Hort. 41: 99, fig. 19 (1894)
= Ricinus zanzibarinus Popova; Kul´t. Fl. S.S.S.R. 7: 292 (1941), rossice, sphalm.