- ? aegyptiaceus Popova

- ? armatus Andr.

- Cataputia major Ludw.

- Cataputia minor Ludw.

- Croton spinosus L.

- Ricinus africanus Mill.

- Ricinus angulatus Thunb.

- Ricinus armatus Andrews

- Ricinus atropurpureus Pax & K.Hoffm.

- Ricinus badius Rchb.

- Ricinus borboniensis Pax & K.Hoffm.

- Ricinus cambodgensis Benary

- Ricinus communis f. americanus Müll.Arg.

- Ricinus communis f. argentatus T.Carvalho

- Ricinus communis f. argyratus T.Carvalho

- Ricinus communis f. atratus T.Carvalho

- Ricinus communis f. atrobrunneatus T.Carvalho

- Ricinus communis f. atrofulvatus T.Carvalho

- Ricinus communis f. atrofuscatus T.Carvalho

- Ricinus communis f. atrophoeniceus T.Carvalho

- Ricinus communis f. atropunicatus T.Carvalho

- Ricinus communis f. atropurpureatus T.Carvalho

- Ricinus communis f. avellanatus T.Carvalho

- Ricinus communis f. blumeanus Müll.Arg.

- Ricinus communis f. canatus T.Carvalho

- Ricinus communis f. canescens T.Carvalho

- Ricinus communis f. carneatus T.Carvalho

- Ricinus communis f. cervatus T.Carvalho

- Ricinus communis f. cinerascens T.Carvalho

- Ricinus communis f. cinereatus T.Carvalho

- Ricinus communis f. denudatus Müll.Arg.

- Ricinus communis f. epiglaucus Müll.Arg.

- Ricinus communis f. erythrocladus Müll.Arg.

- Ricinus communis f. exiguus T.Carvalho

- Ricinus communis f. fulvatus T.Carvalho

- Ricinus communis f. fumatus T.Carvalho

- Ricinus communis f. fuscatus T.Carvalho

- Ricinus communis f. genuinus L.

- Ricinus communis f. gilvus T.Carvalho

- Ricinus communis f. glaucus (Hoffmanns.) Müll.Arg.

- Ricinus communis f. gracilis Müll.Arg.

- Ricinus communis f. guttatus T.Carvalho

- Ricinus communis f. hybridus (Besser) Müll.Arg.

- Ricinus communis f. incarnatus T.Carvalho

- Ricinus communis f. inermis (Mill.) Müll.Arg.

- Ricinus communis f. intermedius Müll.Arg.

- Ricinus communis f. laevis (DC.) Müll.Arg.

- Ricinus communis f. macrophyllus Müll.Arg.

- Ricinus communis f. maculatus T.Carvalho

- Ricinus communis f. marmoreatus T.Carvalho

- Ricinus communis f. microcarpus L.

- Ricinus communis f. murinatus T.Carvalho

- Ricinus communis f. nigellus T.Carvalho

- Ricinus communis f. nigrescens T.Carvalho

- Ricinus communis f. niveatus T.Carvalho

- Ricinus communis f. oblongus T.Carvalho

- Ricinus communis f. obscurus T.Carvalho

- Ricinus communis f. oligacanthus Müll.Arg.

- Ricinus communis f. ostrinatus T.Carvalho

- Ricinus communis f. pardalinus T.Carvalho

- Ricinus communis f. picturatus T.Carvalho

- Ricinus communis f. plumbeatus T.Carvalho

- Ricinus communis f. pruinosus Müll.Arg.

- Ricinus communis f. pullatus T.Carvalho

- Ricinus communis f. punctatus T.Carvalho

- Ricinus communis f. punctulatus T.Carvalho

- Ricinus communis f. punicans T.Carvalho

- Ricinus communis f. purpurascens (Bertol.) Pax

- Ricinus communis f. radiatus T.Carvalho

- Ricinus communis f. rufescens T.Carvalho

- Ricinus communis f. russatus T.Carvalho

- Ricinus communis f. rutilans Müll.Arg.

- Ricinus communis f. scaber (Bertol. ex Moris) Müll.Arg.

- Ricinus communis f. scriptus T.Carvalho

- Ricinus communis f. sordidus T.Carvalho

- Ricinus communis f. stigmosus T.Carvalho

- Ricinus communis f. striatus T.Carvalho

- Ricinus communis f. subpurpurascens Müll.Arg.

- Ricinus communis f. subrotundus T.Carvalho

- Ricinus communis f. subviridus Müll.Arg.

- Ricinus communis f. sulcatus T.Carvalho

- Ricinus communis f. tigrinus T.Carvalho

- Ricinus communis f. umbrinus T.Carvalho

- Ricinus communis f. venosus T.Carvalho

- Ricinus communis f. vinatus T.Carvalho

- Ricinus communis f. viridis (Willd.) Müll.Arg.

- Ricinus communis f. zebrinus T.Carvalho

- Ricinus communis f. zollingeri Müll.Arg.

- Ricinus communis f. zonatus T.Carvalho

- Ricinus communis subsp. aegyptiaceus (Popova) Moshkin

- Ricinus communis subsp. africanus (Mill.) Nyman

- Ricinus communis subsp. africanus Müll.Arg.

- Ricinus communis subsp. almeidae T.Carvalho

- Ricinus communis subsp. amblyocalyx Müll.Arg.

- Ricinus communis subsp. americanus Müll.Arg.

- Ricinus communis subsp. argentatus T.Carvalho

- Ricinus communis subsp. argyratus T.Carvalho

- Ricinus communis subsp. armatus (Andr.) Müll.Arg.

- Ricinus communis subsp. atratus T.Carvalho

- Ricinus communis subsp. atrobrunneatus T.Carvalho

- Ricinus communis subsp. atrofulvatus T.Carvalho

- Ricinus communis subsp. atrofuscatus T.Carvalho

- Ricinus communis subsp. atrophoeniceus T.Carvalho

- Ricinus communis subsp. atropunicatus T.Carvalho

- Ricinus communis subsp. atropurpureatus T.Carvalho

- Ricinus communis subsp. avellanatus T.Carvalho

- Ricinus communis subsp. badius (Rchb.) Müll.Arg.

- Ricinus communis subsp. bailundensis Coult.

- Ricinus communis subsp. benguelensis Müll.Arg.

- Ricinus communis subsp. blumeanus Müll.Arg.

- Ricinus communis subsp. brasiliensis Müll.Arg.

- Ricinus communis subsp. brasiliensis Müll.Arg. ex Pax & K.Hoffm.

- Ricinus communis subsp. brevinodis Moshkin

- Ricinus communis subsp. caesius Popova

- Ricinus communis subsp. canatus T.Carvalho

- Ricinus communis subsp. canescens T.Carvalho

- Ricinus communis subsp. carneatus T.Carvalho

- Ricinus communis subsp. cervatus T.Carvalho

- Ricinus communis subsp. cinerascens T.Carvalho

- Ricinus communis subsp. cinereatus T.Carvalho

- Ricinus communis subsp. denudatus Müll.Arg.

- Ricinus communis subsp. epiglaucus Müll.Arg.

- Ricinus communis subsp. epruinosus T.Carvalho

- Ricinus communis subsp. erythrocladus Müll.Arg.

- Ricinus communis subsp. exiguus T.Carvalho

- Ricinus communis subsp. fulvatus T.Carvalho

- Ricinus communis subsp. fumatus T.Carvalho

- Ricinus communis subsp. fuscatus T.Carvalho

- Ricinus communis subsp. genuinus Müll.Arg.

- Ricinus communis subsp. gilvus T.Carvalho

- Ricinus communis subsp. glauceus T.Carvalho

- Ricinus communis subsp. glaucus (Hoffmanns.) Müll.Arg.

- Ricinus communis subsp. gracilis (Müll.Arg.) T.Carvalho

- Ricinus communis subsp. griseofolius Moshkin

- Ricinus communis subsp. griseus T.Carvalho

- Ricinus communis subsp. guttatus T.Carvalho

- Ricinus communis subsp. hybridus (Besser) Müll.Arg.

- Ricinus communis subsp. incarnatus T.Carvalho

- Ricinus communis subsp. indehiscens Moshkin

- Ricinus communis subsp. indicus Popova & Moshkin

- Ricinus communis subsp. inermis (Mill.) Pax & K.Hoffm.

- Ricinus communis subsp. intermedius Müll.Arg.

- Ricinus communis subsp. japonicus Popova & Moshkin

- Ricinus communis subsp. laevis (DC.) Müll.Arg.

- Ricinus communis subsp. leucocarpus (Bertol.) Müll.Arg.

- Ricinus communis subsp. lividus (Jacq.) Müll.Arg.

- Ricinus communis subsp. macrocarpus T.Carvalho

- Ricinus communis subsp. macrophyllus (Müll.Arg.) T.Carvalho

- Ricinus communis subsp. maculatus T.Carvalho

- Ricinus communis subsp. manshuricus V.Bork.

- Ricinus communis subsp. marmoreatus T.Carvalho

- Ricinus communis subsp. megalospermus (Delile) Müll.Arg.

- Ricinus communis subsp. mexicanus Popova

- Ricinus communis subsp. microcarpus Müll.Arg.

- Ricinus communis subsp. microspermus Moshkin

- Ricinus communis subsp. minor Steud.

- Ricinus communis subsp. murinatus T.Carvalho

- Ricinus communis subsp. nanus Moshkin

- Ricinus communis subsp. nigellus T.Carvalho

- Ricinus communis subsp. nigrescens T.Carvalho

- Ricinus communis subsp. niveatus T.Carvalho

- Ricinus communis subsp. oblongus T.Carvalho

- Ricinus communis subsp. obscurus T.Carvalho

- Ricinus communis subsp. oligacanthus Müll.Arg.

- Ricinus communis subsp. ostrinatus T.Carvalho

- Ricinus communis subsp. pardalinus T.Carvalho

- Ricinus communis subsp. persicus Popova

- Ricinus communis subsp. picturatus T.Carvalho

- Ricinus communis subsp. plumbeatus T.Carvalho

- Ricinus communis subsp. pruinosus (Müll.Arg.) T.Carvalho

- Ricinus communis subsp. pullatus T.Carvalho

- Ricinus communis subsp. punctatus T.Carvalho

- Ricinus communis subsp. punctulatus T.Carvalho

- Ricinus communis subsp. punicans T.Carvalho

- Ricinus communis subsp. purpurascens (Bertol.) Müll.Arg.

- Ricinus communis subsp. radiatus T.Carvalho

- Ricinus communis subsp. reichenbachianus Müll.Arg.

- Ricinus communis subsp. rheedianus Müll.Arg.

- Ricinus communis subsp. roseus T.Carvalho

- Ricinus communis subsp. ruderalis Popova & Moshkin

- Ricinus communis subsp. rufescens T.Carvalho

- Ricinus communis subsp. rugosus Müll.Arg.

- Ricinus communis subsp. russatus T.Carvalho

- Ricinus communis subsp. rutilans Müll.Arg.

- Ricinus communis subsp. sanguineus Baill.

- Ricinus communis subsp. sanguineus Popova

- Ricinus communis subsp. scaber (Bertol. ex Moris) Müll.Arg.

- Ricinus communis subsp. scaber (Bertol. ex Moris) Nyman

- Ricinus communis subsp. scriptus T.Carvalho

- Ricinus communis subsp. sinensis Hiltebr.

- Ricinus communis subsp. sinensis Popova & Moshkin

- Ricinus communis subsp. sordidus T.Carvalho

- Ricinus communis subsp. speciosus (Burm.f.) Müll.Arg.

- Ricinus communis subsp. spontaneus Popova & Moshkin

- Ricinus communis subsp. stigmosus T.Carvalho

- Ricinus communis subsp. striatus T.Carvalho

- Ricinus communis subsp. subpurpurascens Müll.Arg.

- Ricinus communis subsp. subrotundus T.Carvalho

- Ricinus communis subsp. subviridus (Müll.Arg.) T.Carvalho

- Ricinus communis subsp. sulcatus T.Carvalho

- Ricinus communis subsp. tigrinus T.Carvalho

- Ricinus communis subsp. typicus Fiori

- Ricinus communis subsp. umbrinus T.Carvalho

- Ricinus communis subsp. undulatus (Besser) Müll.Arg.

- Ricinus communis subsp. vasconcellosii T.Carvalho

- Ricinus communis subsp. venosus T.Carvalho

- Ricinus communis subsp. vinatus T.Carvalho

- Ricinus communis subsp. violaceocaulis Moshkin

- Ricinus communis subsp. violaceus T.Carvalho

- Ricinus communis subsp. violeus T.Carvalho

- Ricinus communis subsp. virens Popova

- Ricinus communis subsp. viridis (Willd.) Müll.Arg.

- Ricinus communis subsp. viridus (Willd.) T.Carvalho

- Ricinus communis subsp. zanzibarinus Popova

- Ricinus communis subsp. zebrinus T.Carvalho

- Ricinus communis subsp. zollingeri Müll.Arg.

- Ricinus communis subsp. zonatus T.Carvalho

- Ricinus communis var. aegyptiaceus (Popova) Moshkin

- Ricinus communis var. africanus Müll.Arg.

- Ricinus communis var. amblyocalyx Müll.Arg.

- Ricinus communis var. americanus Müll.Arg.

- Ricinus communis var. armatus (Andr.) Müll.Arg.

- Ricinus communis var. armatus (Andrews) Steud.

- Ricinus communis var. badius (Rchb.) Müll.Arg.

- Ricinus communis var. bailundensis J.M.Coult.

- Ricinus communis var. benguelensis Müll.Arg.

- Ricinus communis var. borboniensis André

- Ricinus communis var. brasiliensis Müll.Arg.

- Ricinus communis var. brasiliensis Müll.Arg. ex Pax & K.Hoffm.

- Ricinus communis var. brevinodis Moshkin

- Ricinus communis var. caesius Popova

- Ricinus communis var. communis

- Ricinus communis var. genuinus Müll.Arg.

- Ricinus communis var. giganteus André

- Ricinus communis var. glaucus (Hoffmanns.) Müll.Arg., 1866

- Ricinus communis var. glaucus Popova & Moshkin

- Ricinus communis var. griseofolius Moshkin

- Ricinus communis var. hybridus (Besser) Müll.Arg.

- Ricinus communis var. indehiscens Moshkin

- Ricinus communis var. inermis (Mill.) Pax & K.Hoffm.

- Ricinus communis var. japonicus Popova & Moshkin

- Ricinus communis var. krappa Steud.

- Ricinus communis var. leucocarpus (Bertol.) Müll.Arg.

- Ricinus communis var. lividus (Jacq.) Müll.Arg.

- Ricinus communis var. macrocarpus T.Carvalho

- Ricinus communis var. macrophyllus Müll.Arg.

- Ricinus communis var. megalospermus (Delile) Müll.Arg.

- Ricinus communis var. mexicanus (Popova) Moshkin

- Ricinus communis var. microcarpus Müll.Arg.

- Ricinus communis var. microspermus Moshkin

- Ricinus communis var. minor (Mill.) Steud.

- Ricinus communis var. nanus Moshkin

- Ricinus communis var. purpurascens (Bertol.) Müll.Arg.

- Ricinus communis var. reichenbachianus Müll.Arg.

- Ricinus communis var. rheedianus Müll.Arg.

- Ricinus communis var. roseus Popova & Moshkin

- Ricinus communis var. rubescens Herder

- Ricinus communis var. rugosus Müll.Arg.

- Ricinus communis var. sanguineus Baill.

- Ricinus communis var. spontaneus Popova & Moshkin

- Ricinus communis var. subpurpurascens Müll.Arg.

- Ricinus communis var. typicus Fiori

- Ricinus communis var. undulatus (Besser) Müll.Arg.

- Ricinus communis var. undulatus (Besser) Steud.

- Ricinus communis var. vasconcellosii T.Carvalho

- Ricinus communis var. violaceocaulis Moshkin

- Ricinus communis var. virens Popova

- Ricinus communis var. viridis (Willd.) Müll.Arg., 1866

- Ricinus communis var. viridis Popova & Moshkin

- Ricinus compactus Huber

- Ricinus digitatus Noronha

- Ricinus europaeus T.Nees

- Ricinus gibsonii H.J.Veitch

- Ricinus giganteus Pax & K.Hoffm.

- Ricinus glaucus Hoffmanns.

- Ricinus hybridus Besser

- Ricinus inermis Mill.

- Ricinus japonicus Thunb.

- Ricinus krappa Steud.

- Ricinus laevis DC.

- Ricinus leucocarpus Bertol.

- Ricinus lividus Jacq.

- Ricinus macrocarpus Popova

- Ricinus macrocarpus subsp. nudus Popova

- Ricinus macrocarpus var. nudus Popova

- Ricinus macrophyllus Bertol.

- Ricinus medicus Forssk.

- Ricinus medius J.F.Gmel.

- Ricinus megalosperma Delile

- Ricinus messeniacus Heldr.

- Ricinus metallicus Pax & K.Hoffm.

- Ricinus microcarpus Popova

- Ricinus microcarpus subsp. atrovirens Popova

- Ricinus microcarpus subsp. spontaneus Popova

- Ricinus microcarpus var. atrovirens Popova

- Ricinus microcarpus var. spontaneus Popova

- Ricinus minor Mill.

- Ricinus nanus Balb.

- Ricinus nanus Bald.

- Ricinus obermannii Groenland

- Ricinus peltatus Noronha

- Ricinus perennis Steud.

- Ricinus persicus Popova

- Ricinus purpurascens Bertol.

- Ricinus ruber Miq.

- Ricinus rugosus Mill.

- Ricinus rutilans Müll.Arg.

- Ricinus sanguineus Groenland

- Ricinus scaber Bertol.

- Ricinus scaber Bertol. ex Moris

- Ricinus speciosus Burm.f.

- Ricinus spectabilis Blume

- Ricinus tunisensis Desf.

- Ricinus undulatus Besser

- Ricinus urens Mill.

- Ricinus viridis Willd.

- Ricinus vulgaris Garsault

- Ricinus vulgaris Mill.

- Ricinus zanzibarensis Anon.

- Ricinus zanzibarensis Hort.

- Ricinus zanzibarinus Popova

- Rininus communis f. purpurascens (Bertol.) Pax