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Results of: Search in every Kingdom for Scientific Name containing 'Croton'
 
 Kingdom Animalia
  Acrotona Thomson, 1859 – valid
  Acrotona absona Casey, 1910 – valid
  Acrotona acutella Casey, 1910 – valid
  Acrotona adjuvans Casey, 1910 – invalid
  Acrotona assecla (Casey, 1910) – valid
  Acrotona austiniana (Casey, 1910) – valid
  Acrotona cupiens (Casey, 1910) – valid
  Acrotona curata (Casey, 1910) – valid
  Acrotona dilutipennis (Motschulsky, 1858) – valid
  Acrotona discreta (Casey, 1893) – valid
  Acrotona egens Casey, 1910 – valid
  Acrotona egregiella (Casey, 1910) – valid
  Acrotona fatigans (Casey, 1910) – valid
  Acrotona fontinalis (Casey, 1910) – valid
  Acrotona hebeticornis Notman, 1920 – valid
  Acrotona luteola (Erichson, 1839) – valid
  Acrotona obliquata (Casey, 1910) – valid
  Acrotona onthophila Lohse in Lohse, Klimaszewski and Smetana, 1990 – valid
  Acrotona opica (Casey, 1911) – valid
  Acrotona pasadenae (Bernhauer, 1906) – valid
  Acrotona petulans (Casey, 1910) – valid
  Acrotona picescens Notman, 1920 – valid
  Acrotona reclusa (Casey, 1910) – valid
  Acrotona recondita (Erichson, 1839) – valid
  Acrotona scopula (Casey, 1893) – valid
  Acrotona smithi (Casey, 1910) – valid
  Acrotona sonomana (Casey, 1910) – valid
  Acrotona subpygmaea (Bernhauer, 1909) – valid
  Acrotona trossula (Casey, 1910) – valid
  Acrotona turbans (Casey, 1910) – valid
  Acrotona vafra (Casey, 1910) – valid
  Acrotona zephyrina (Casey, 1910) – valid
  Archaeocroton Barker and Burger, 2018 – valid
  Archaeocroton sphenodonti (Dumbleton, 1943) – valid – tuatara tick
  Astacocrotonidae – valid
  Bothriocroton Keirans, King and Sharrad, 1994 – valid
  Bothriocroton auruginans (Schulze, 1936) – valid – wombat tick
  Bothriocroton concolor (Neumann, 1899) – valid
  Bothriocroton glebopalma (Keirans, King and Sharrad, 1994) – valid
  Bothriocroton hydrosauri (Denny, 1843) – valid – southern reptile tick
  Bothriocroton oudemansi (Neumann, 1910) – valid
  Bothriocroton tachyglossi (Roberts, 1953) – valid
  Bothriocroton undatum (Fabricius, 1775) – valid
  Ceratobaeus acrotonus Iqbal & Austin, 2000 – valid
  Cerceris crotonella Viereck and Cockerell, 1904 – valid
  Crotonia Thorell, 1876 – valid
  Crotonia aculeata Colloff, 2009 – valid
  Crotonia alluaudi (Berlese, 1916) – valid
  Crotonia alpina Colloff & Perdomo, 2009 – valid
  Crotonia americana (Berlese, 1901) – valid
  Crotonia ardala Luxton, 1987 – valid
  Crotonia blacki Colloff & Perdomo, 2009 – valid
  Crotonia blaszaki Szywilewska, Olszanowski & Norton, 2005 – valid
  Crotonia borbora Luxton, 1987 – valid
  Crotonia brassicae Wallwork, 1977 – valid
  Crotonia brevicornuta (Wallwork, 1966) – valid
  Crotonia brisbanensis Colloff, 2010 – valid
  Crotonia camelus (Berlese, 1910) – valid
  Crotonia cameroni Colloff, 2010 – valid
  Crotonia camillae Lochinska, 2008 – valid
  Crotonia capistrata Luxton, 1987 – valid
  Crotonia carioca Colloff, 2009 – valid
  Crotonia caudalis (Hammer, 1966) – valid
  Crotonia cervicorna Luxton, 1982 – valid
  Crotonia chiloensis Wallwork, 1977 – valid
  Crotonia cophinaria (Michael, 1908) – valid
  Crotonia cornuta Colloff & Perdomo, 2009 – valid
  Crotonia cupulata Luxton, 1982 – valid
  Crotonia daviesae Colloff, 2010 – valid
  Crotonia dicella Colloff, 1990 – valid
  Crotonia ecphyla Colloff, 1990 – valid
  Crotonia eungella Colloff, 2010 – valid
  Crotonia flagellata (Balogh & Csiszár, 1963) – valid
  Crotonia gadubanudi Colloff & Perdomo, 2009 – valid
  Crotonia gorgonia Colloff, 2010 – valid
  Crotonia jethurmerae Lee, 1985 – valid
  Crotonia lanceolata Wallwork, 1977 – valid
  Crotonia longibulbula Luxton, 1982 – valid
  Crotonia longisetosa Lochinska, 2008 – valid
  Crotonia lyrata Colloff, 1990 – valid
  Crotonia macfadyeni Colloff, 2009 – valid
  Crotonia maculata Colloff, 2010 – valid
  Crotonia marlenae Olszanowski, 1977 – valid
  Crotonia momitoi Colloff & Perdomo, 2009 – valid
  Crotonia monteithi Colloff, 2010 – valid
  Crotonia norfolkensis Colloff, 2010 – valid
  Crotonia nukuhivae (Jacot, 1934) – valid
  Crotonia obtecta (Cambridge, 1875) – valid
  Crotonia ovata Olszanowki, 2000 – valid
  Crotonia pauropelor Colloff, 1990 – valid
  Crotonia perforata Wallwork, 1977 – valid
  Crotonia pulchra (Beck, 1962) – valid
  Crotonia pyemaireneri Colloff, 2009 – valid
  Crotonia queenslandiae Colloff, 2010 – valid
  Crotonia ramsayi Colloff, 2015 – valid
  Crotonia raveni Colloff, 2010 – valid
  Crotonia reticulata Luxton, 1982 – valid
  Crotonia rothschildi (Berlese, 1916) – valid
  Crotonia seemani Colloff, 2010 – valid
  Crotonia sterigma Colloff, 2010 – valid
  Crotonia tasmaniana Colloff, 2009 – valid
  Crotonia tasmanica Lochinska, 2008 – valid
  Crotonia tryjanowskii Olszanowski, 2000 – valid
  Crotonia tuberculata Luxton, 1982 – valid
  Crotonia unguifera (Michael, 1908) – valid
  Crotonia utricularia Colloff, 2010 – valid
  Crotonia valdivia Colloff, 2009 – valid
  Crotonia venetiolana Lochinska, 2010 – valid
  Crotonia victoriae Colloff & Perdomo, 2009 – valid
  Crotonia wallworki Colloff, 2009 – valid
  Crotonia weiri Colloff, 2010 – valid
  Crotonia yeatesi Colloff, 2010 – valid
  Crotoniidae Thorell, 1876 – valid
  Crotonioidea Thorell, 1876 – valid
  Gargaphia crotonae Drake and Hambleton, 1938 – valid
  Parlatoria crotonis Douglas, 1887 – valid
  Parlatoria proteus crotonis Douglas, 1887 – invalid
  Perdita crotonis Cockerell, 1896 – valid
  Perdita crotonis australis Timberlake, 1960 – valid
  Perdita crotonis caerulea Timberlake, 1960 – valid
  Perdita crotonis crotonis Cockerell, 1896 – valid
  Perdita crotonis cucullata Timberlake, 1960 – valid
  Perdita crotonis decipiens Timberlake, 1960 – valid
  Perdita crotonis dilucida Timberlake, 1960 – valid
  Perdita crotonis juabensis Timberlake, 1962 – valid
  Perdita crotonis leucoptera Timberlake, 1960 – valid
  Perdita crotonis perpicta Timberlake, 1968 – valid
  Perdita crotonis subnitens Timberlake, 1960 – valid
  Perdita crotonis titusi Timberlake, 1960 – valid
  Perdita crotonis undecimalis Cockerell, 1916 – valid
  Philanthus crotoniphilus Viereck and Cockerell, 1904 – valid
  Rhinocorynura crotonis (Ducke, 1906) – valid
 
 Kingdom Chromista
  Fragilaria crotonensis Kitton – accepted
  Fragilaria crotonensis var. crotonensis – accepted
  Fragilaria crotonensis var. oregona Sovereign – accepted
  Fragilaria crotonensis var. praelonga Grunow – accepted
  Fragilaria crotonensis var. prolongata Grunow – accepted
  Melosira crotonensis (J. W. Bail.) H. L. Sm. – not accepted
  Nitzschia crotonensis – accepted
  Synedra crotonensis Grunow – not accepted
  Synedra crotonensis var. prolongata Grunow – not accepted
 
 Kingdom Bacteria
  Alkaliphilus crotonatoxidans Cao et al., 2003 – valid
 
 Kingdom Plantae
  Brasiliocroton P.E. Berry & Cordeiro – accepted
  Brasiliocroton mamoninha P.E. Berry & Cordeiro – accepted
  Brasiliocroton muricatus Riina & Cordeiro – accepted
  Croton L. – accepted
  Croton abaitensis Baill. – accepted
  Croton abeggii Urb. & Ekman – accepted
  Croton aberrans Müll. Arg. – accepted
  Croton abnormis Mart. ex Baill. – not accepted
  Croton abonari Riina & P.E. Berry – accepted
  Croton abutilifolius Croizat – accepted
  Croton abutiloides Kunth – accepted
  Croton abutilopsis G.L. Webster – accepted
  Croton acapulcensis Mart. Gord. & J. Jiménez Ram. – accepted
  Croton acerifolius A. Cunn. ex Hook. – not accepted
  Croton aceroides Radcl.-Sm. – accepted
  Croton acerrimus Reinw. ex Blume – not accepted
  Croton ackermannianus (Müll. Arg.) G.L. Webster – accepted
  Croton acradenius Pax & K. Hoffm. – accepted
  Croton acronychioides F. Muell. – accepted
  Croton aculeatus Splitg. ex Lanj. – not accepted
  Croton acuminatissimus (Pittier) G.L. Webster – accepted
  Croton acuminatus Lam. – not accepted
  Croton acuminatus Sessé & Moç. – not accepted
  Croton acuminatus R. Br. – not accepted
  Croton acuminatus A. Rich. ex Baill. – not accepted
  Croton acunae Borhidi – accepted
  Croton acutifolius Esser – accepted
  Croton acutus Thunb. ex Murray – not accepted
  Croton adabolavensis Leandri – accepted
  Croton adamantinus Müll. Arg. – accepted
  Croton adenocalyx Baill. – accepted
  Croton adenodontus (Müll. Arg.) Müll. Arg. – accepted
  Croton adenopetalus Müll. Arg. – not accepted
  Croton adenophorus Baill. – accepted
  Croton adenophorus var. genuinus Baill. – not accepted
  Croton adenophorus var. loucoubensis Baill. – not accepted
  Croton adenophyllus Spreng. – accepted
  Croton adipatus Kunth – accepted
  Croton adpressus C. Wright & Griseb. – not accepted
  Croton adspersus Benth. – accepted
  Croton adumbratus Croizat – not accepted
  Croton aequatoris Croizat – accepted
  Croton affinis Geiseler – not accepted
  Croton affinis Maiden et R.T. Baker – not accepted
  Croton agoensis Baill. – accepted
  Croton agrarius Baill. – accepted
  Croton agrarius var. algernonii Baill. – not accepted
  Croton agrarius var. augustinianus Baill. – not accepted
  Croton agrarius var. cremostachyus Baill. – not accepted
  Croton agrarius var. echinocarpus Baill. – not accepted
  Croton agrarius var. horridulus Baill. – not accepted
  Croton agrarius var. inversus Baill. – not accepted
  Croton agrarius var. laetifolius Baill. – not accepted
  Croton agrarius var. neuwiedii Baill. – not accepted
  Croton agrestis (Pax & K. Hoffm.) Radcl.-Sm. & Govaerts – accepted
  Croton agrophilus Müll. Arg. – accepted
  Croton alabamensis E.A. Sm. ex Chapm. – accepted – Alabama croton
  Croton alabamensis var. alabamensis E.A. Sm. ex Chapm. – accepted – Alabama croton
  Croton alabamensis var. texensis Ginzbarg – accepted – Texabama croton, Alabama croton
  Croton alainii B.W. van Ee & P.E. Berry – accepted
  Croton alamosanus Rose – accepted
  Croton albellus Müll. Arg. – accepted
  Croton albescens Andersson – not accepted
  Croton albicans Willd. ex Schltdl. – not accepted
  Croton albicans (Blume) Rchb. f. & Zoll. – not accepted
  Croton albidus Müll. Arg. – not accepted
  Croton albinoides (A.M. Ferguson) Croizat – not accepted
  Croton alchorneicarpus Croizat – accepted
  Croton aleuritoides P.E. Berry – accepted
  Croton algernonii Baill. – not accepted
  Croton alienus Pax – accepted
  Croton allemii G.L. Webster – accepted
  Croton alloeophyllus Urb. – accepted
  Croton alnifolius Lam. – accepted
  Croton alnifolius var. genuinus Müll. Arg. – not accepted
  Croton alnifolius var. quitensis (Spreng.) Müll. Arg. – not accepted
  Croton alnoideus Baill. – accepted
  Croton alpinus A. Chev. ex Gagnep. – accepted
  Croton alvaradonis M.E. Jones – accepted
  Croton amazonicus Müll. Arg. – accepted
  Croton ambanivoulensis Baill. – accepted
  Croton ambovombensis Radcl.-Sm. & Govaerts – accepted
  Croton ameliae Lundell – accepted
  Croton amentiformis Riina – accepted
  Croton amphileucus Briq. – accepted
  Croton amplifolius Airy Shaw – accepted
  Croton andinus Müll. Arg. – accepted
  Croton andreanus Linden – not accepted
  Croton andreeus Linden – not accepted
  Croton androiensis (Leandri) Leandri – accepted
  Croton angolensis Müll. Arg. – accepted
  Croton angularis Klotzsch ex Baill. – not accepted
  Croton angustatus Urb. – accepted
  Croton angustifolius (Müll. Arg.) Airy Shaw – accepted
  Croton angustifrons Müll. Arg. – accepted
  Croton anisatus Baill. – accepted
  Croton anisodontus Müll. Arg. – accepted
  Croton ankarensis Leandri – accepted
  Croton anomalus Pittier – accepted
  Croton anosiravensis Leandri – accepted
  Croton antae Airy Shaw – accepted
  Croton antanosiensis Leandri – accepted
  Croton antanosiensis var. basaltorum Leandri – not accepted
  Croton antisyphiliticus Mart. – accepted
  Croton antisyphiliticus var. angustifolius Müll. Arg. – not accepted
  Croton antisyphiliticus var. cordiifolius Müll. Arg. – not accepted
  Croton antisyphiliticus var. echiifolius Müll. Arg. – not accepted
  Croton antisyphiliticus var. genuinus Müll. Arg. – not accepted
  Croton antisyphiliticus var. heterotrichus Müll. Arg. – not accepted
  Croton antisyphiliticus var. hypoleucus Müll. Arg. – not accepted
  Croton antisyphiliticus var. intermedius Müll. Arg. – not accepted
  Croton antisyphiliticus var. latifolius (Baill.) Müll. Arg. – not accepted
  Croton antisyphiliticus var. minor (Baill.) Müll. Arg. – not accepted
  Croton antisyphiliticus var. minutulus Müll. Arg. – not accepted
  Croton antisyphiliticus var. mollis Müll. Arg. – not accepted
  Croton antisyphiliticus var. nitidulus Müll. Arg. – not accepted
  Croton antisyphiliticus var. perdicipes Müll. Arg. – not accepted
  Croton antisyphiliticus var. weddellianus (Baill.) Müll. Arg. – not accepted
  Croton antunesii Pax – not accepted
  Croton apetalum Blume – not accepted
  Croton apicifolius Croizat – accepted
  Croton apostolon Radcl.-Sm. & Govaerts – accepted
  Croton appendiculatus Elmer – not accepted
  Croton appertii J. Léonard – accepted
  Croton araracuarae J. Murillo, P.E. Berry & M.V. Arbelaez – accepted
  Croton araripensis Croizat – accepted
  Croton arboreus Millsp. – accepted
  Croton ardisioides Hook. f. – not accepted
  Croton arenicola Small – not accepted
  Croton arenicola Rose & Standl. – not accepted
  Croton arenicola Leandri – not accepted
  Croton arenosus Carn.-Torres & Cordeiro – accepted
  Croton argentealbidus Radcl.-Sm. & Govaerts – accepted
  Croton argenteus L. – accepted – silver July croton
  Croton argenteus Forssk. – not accepted
  Croton argentinus Müll. Arg. – accepted
  Croton argithamnoides Steud. – not accepted
  Croton argothamnoides Bertol. ex Spreng. – not accepted
  Croton argutus B. Heyne ex Wall. – not accepted
  Croton argyranthemus Michx. – accepted – silverleaf croton, silver croton, healing croton
  Croton argyratus Blume – accepted
  Croton argyratus var. brevipes Müll. Arg. – not accepted
  Croton argyratus var. genuinus Müll. Arg. – not accepted
  Croton argyratus var. gracilis Müll. Arg. – not accepted
  Croton argyratus var. hypoleucus Müll. Arg. – not accepted
  Croton argyratus var. microcarpus Gagnep. – not accepted
  Croton argyrodaphne Baill. – accepted
  Croton argyrodaphne var. boinensis Leandri – not accepted
  Croton argyrodaphne var. occidentalis Leandri – not accepted
  Croton argyrodaphne var. orientalis Leandri – not accepted
  Croton argyroglossus Baill. – not accepted
  Croton argyrophylloides Müll. Arg. – not accepted
  Croton argyrophyllus Kunth – accepted
  Croton argyrophyllus var. pubescens (Klotzsch ex Benth.) Müll. Arg. – not accepted
  Croton aridicola Urb. – not accepted
  Croton aridus P.I. Forst. – accepted
  Croton aripoensis Philcox – accepted
  Croton arirambae Huber – accepted
  Croton aristophlebius Croizat – accepted
  Croton arlineae D. Medeiros, L. Senna & R.J.V. Alves – accepted
  Croton armstrongii S. Moore – accepted
  Croton arnhemicus Müll. Arg. – accepted
  Croton arnhemicus var. urenifolius Baill. – not accepted
  Croton aromaticus L. – accepted
  Croton aromaticus Gaertn. – not accepted
  Croton aromaticus Miq. – not accepted
  Croton aromaticus var. lacciferus (L.) Trimen – not accepted
  Croton artibonitensis Urb. – accepted
  Croton ascendens Secco & N.A. Rosa – accepted
  Croton asper Desv. ex Baill. – not accepted
  Croton asper K.D. Koenig ex Roxb. – not accepted
  Croton asperifolius Pax – not accepted
  Croton asperrimus Benth. – accepted
  Croton asteroides Lundell – not accepted
  Croton astianus Croizat – accepted
  Croton astraeatus Baill. – not accepted
  Croton astrogynus Baill. – not accepted
  Croton astroites Dryand. – accepted – wild marrow
  Croton astroites Willd. – not accepted
  Croton astroites var. genuinus Müll. Arg. – not accepted
  Croton astroites var. lanceolatus Müll. Arg. – not accepted
  Croton astrophorus Urb. – accepted
  Croton ater Croizat – accepted
  Croton atrorufus Müll. Arg. – accepted
  Croton atrostellatus V.W. Steinm. – accepted
  Croton atrovirens Wall. – not accepted
  Croton attenuatus M.E. Jones – not accepted
  Croton aubrevilecta Leandri – accepted
  Croton aubrevillei J. Léonard – accepted
  Croton aucubifolius Andr. – not accepted
  Croton augustinianus Baill. – not accepted
  Croton auriculatus Müll. Arg. – not accepted
  Croton avellaneus Croizat – not accepted
  Croton avenius Vahl ex Geiseler – not accepted
  Croton avulsus Croizat – accepted
  Croton axillaris Müll. Arg. – accepted
  Croton aymoninorum Leandri – accepted
  Croton azuensis Urb. – accepted
  Croton babuyanensis Croizat – accepted
  Croton bacciferus Wall. – not accepted
  Croton bahiensis Müll. Arg. – not accepted
  Croton baillonianus Müll. Arg. – not accepted
  Croton baillonianus var. pachyphyllus Müll. Arg. – not accepted
  Croton baillonianus var. submembranaceus Müll. Arg. – not accepted
  Croton bakerianus Baill. – not accepted
  Croton baldauffii Leandri – accepted
  Croton baliospermum Span. – not accepted
  Croton balsameus Müll. Arg. – accepted
  Croton balsamifer Jacq. – not accepted
  Croton balsensis V.W. Steinm. & Mart. Gord. – accepted
  Croton bangii Rusby – accepted
  Croton barahonensis Urb. – accepted
  Croton barbatus Kunth – accepted
  Croton baronii Baill. – not accepted
  Croton barorum Leandri – accepted
  Croton barorum var. mangokyensis Leandri – not accepted
  Croton barotsensis Gibbs – not accepted
  Croton bartlettii Lanj. – not accepted
  Croton bastardii Leandri – accepted
  Croton batangasensis Croizat – accepted
  Croton bathianus Leandri – accepted
  Croton beetlei Croizat – accepted
  Croton belanseanus Urb. & Ekman – not accepted
  Croton belintae Leandri – accepted
  Croton bellulus Linden & André – not accepted
  Croton bemaranus Leandri – accepted
  Croton bemarivensis Leandri – accepted
  Croton benthamianus Müll. Arg. – not accepted
  Croton benthamianus (Müll. Arg.) Lanj. – not accepted
  Croton berberifolius Croizat – accepted
  Croton bergassae Leandri – accepted
  Croton bergmanii Chantrier ex André – not accepted
  Croton berlandieri Torr. – not accepted
  Croton berlandieri Müll. Arg. – not accepted
  Croton bernieri Baill. – accepted
  Croton bernieri var. namorokensis Baill. – not accepted
  Croton betaceus Baill. – accepted
  Croton betaceus var. genuinus Müll. Arg. – not accepted
  Croton betaceus var. lanceolatus Müll. Arg. – not accepted
  Croton betiokensis Leandri – accepted
  Croton betulaster Müll. Arg. – accepted
  Croton betulinus Vahl – accepted – beechleaf croton
  Croton bevilaniensis Leandri – accepted
  Croton biaroensis Croizat – accepted
  Croton bicolor Roxb. – not accepted
  Croton bidentatus Müll. Arg. – accepted
  Croton bifurcatus Baill. – accepted
  Croton bifurcatus var. emeliae (Baill.) Müll. Arg. – not accepted
  Croton bifurcatus var. genuinus Baill. – not accepted
  Croton billbergianus Müll. Arg. – accepted
  Croton billbergianus ssp. billbergianus Müll. Arg. – accepted
  Croton billbergianus ssp. pyramidalis (Donn. Sm.) Müll. Arg. – accepted
  Croton bilocularis J. Murillo – not accepted
  Croton birmanicus Müll. Arg. – accepted
  Croton bispinosus C. Wright ex Sauvalle – accepted
  Croton blanchetianus Baill. – accepted
  Croton blasianus M.E. Jones – not accepted
  Croton boavitanus Croizat – accepted
  Croton bocquillonii Baill. – not accepted
  Croton boinensis Leandri – accepted
  Croton boissieri Müll. Arg. – accepted
  Croton boiteaui Leandri – accepted
  Croton boivinianus (Baill.) Baill. – accepted
  Croton bojerianus Baill. – accepted
  Croton bolivarensis Croizat – accepted
  Croton bondaensis Rusby – accepted
  Croton bonianus Gagnep. – accepted
  Croton bonplandianus Baill. – accepted – Bonpland's croton
  Croton boragatch Roxb. ex Wall. – not accepted
  Croton borbensis Secco & P.E. Berry – accepted
  Croton boregensis M.E. Jones – not accepted
  Croton borhidii O. Muñiz – accepted
  Croton borhidii ssp. baracoensis Borhidi & O. Muñiz – accepted
  Croton borhidii ssp. borhidii O. Muñiz – accepted
  Croton borneensis J.J. Sm. – accepted
  Croton botryocarpus Croizat – not accepted
  Croton boutonianus Müll. Arg. – not accepted
  Croton brachiatus Mart. ex Baill. – not accepted
  Croton brachybotryus Müll. Arg. – not accepted
  Croton brachypus Airy Shaw – accepted
  Croton brachytrichus Urb. – accepted
  Croton bracteatus Lam. – accepted
  Croton bractiferus Roxb. – not accepted
  Croton brasiliensis Mart. ex Klotzsch – not accepted
  Croton brasiliensis (Spreng.) Müll. Arg. – not accepted
  Croton brassii Croizat – accepted
  Croton breedlovei B.W. van Ee & P.E. Berry – accepted
  Croton bresolinii L.B. Sm. & Downs – accepted
  Croton brevifolius Andersson – not accepted
  Croton brevipes Pax – accepted
  Croton brevispicatus Baill. – accepted
  Croton brevispicatus var. bocquillonii (Baill.) Leandri – accepted
  Croton brevispicatus var. brevispicatus Baill. – accepted
  Croton brevispicatus var. isalensis Leandri – not accepted
  Croton bridgesii Müll. Arg. – not accepted
  Croton brieyi De Wild. – accepted
  Croton brittonianus Carabia – accepted
  Croton brittonii Acev.-Rodr. – accepted
  Croton brocchianus Vis. – not accepted
  Croton bryophorus Croizat – accepted
  Croton buchii Urb. – accepted
  Croton budopensis Gagnep. – not accepted
  Croton bukobensis Pax – not accepted
  Croton burchellii Müll. Arg. – accepted
  Croton butaguensis De Wild. – not accepted
  Croton buxifolius (Baill.) Müll. Arg. – not accepted
  Croton byrnesii Airy Shaw – accepted
  Croton caboensis Croizat – accepted
  Croton cajucara Benth. – accepted
  Croton calcicola Ridl. – not accepted
  Croton caldensis Müll. Arg. – accepted
  Croton calderi Chakrab. & N.P. Balakr. – accepted
  Croton californicus Müll. Arg. – accepted – California croton
  Croton californicus var. californicus Müll. Arg. – not accepted – California croton
  Croton californicus var. longipes (M.E. Jones) A.M. Ferguson – not accepted – California croton
  Croton californicus var. major S. Watson ex Engelm. – not accepted
  Croton californicus var. mohavensis A.M. Ferguson – not accepted – Mojave croton
  Croton californicus var. tenuis (S. Watson) A.M. Ferguson – not accepted – California croton
  Croton callicarpifolius Vahl – not accepted
  Croton callicarpifolius var. genuinus Müll. Arg. – not accepted
  Croton callicarpifolius var. pubescens Müll. Arg. – not accepted
  Croton calocephalus Müll. Arg. – accepted
  Croton calococcus Kurz – accepted
  Croton calomeris Baill. – not accepted
  Croton calonervosus G.L. Webster – accepted
  Croton calvescens S. Watson – not accepted
  Croton calyciglandulosus Allem – accepted
  Croton calycireduplicatus Allem – accepted
  Croton camagueyanus Urb. – not accepted
  Croton camaza Perr. – not accepted
  Croton campanulatus Caruzo & Cordeiro – accepted
  Croton campechianus Standl. – not accepted
  Croton campenonii Baill. – accepted
  Croton campestris A. St.-Hil. – accepted
  Croton campestris var. angustifolius Müll. Arg. – not accepted
  Croton campestris var. atratus Baill. – not accepted
  Croton campestris var. dupraei Baill. – not accepted
  Croton campestris var. genuinus Müll. Arg. – not accepted
  Croton campestris var. grandivelus Baill. – not accepted
  Croton campestris var. laetifolius (Baill.) Müll. Arg. – not accepted
  Croton campestris var. nigricans Baill. – not accepted
  Croton campestris var. subacutus Baill. – not accepted
  Croton canescens Bojer – not accepted
  Croton capensis L. f. – not accepted
  Croton capitatus Michx. – accepted – doveweed, hogweed, woolly croton, capitate croton, hogwort
  Croton capitatus var. albinoides (A.M. Ferguson) Shinners – not accepted
  Croton capitatus var. capitatus Michx. – accepted – hogwort
  Croton capitatus var. genuinus Müll. Arg. – not accepted
  Croton capitatus var. lindheimeri (Engelm. & A. Gray) Müll. Arg. – not accepted – Lindheimer's hogwort
  Croton capitis-york Airy Shaw – accepted
  Croton capitis-york var. pilosus Airy Shaw – not accepted
  Croton capuronii Leandri – accepted
  Croton caracasanus Pittier – accepted
  Croton carandaitensis Croizat – accepted
  Croton cardenasii Standl. – accepted
  Croton cardonei Croizat – not accepted
  Croton carinatus Müll. Arg. – accepted
  Croton carpostellatus B.L. León & Mart. Gord. – accepted
  Croton carrieri Chantrier – not accepted
  Croton carrii Airy Shaw – accepted
  Croton caryocarpus Croizat – accepted
  Croton caryophyllus Benth. – accepted
  Croton casarettianus Vis. – not accepted
  Croton casarettoanus Müll. Arg. – not accepted
  Croton cascarilla (L.) L. – not accepted – grannybush
  Croton cascarilla Lam. – not accepted
  Croton cascarilla Benn. – not accepted
  Croton cascarilloides Raeusch. – accepted
  Croton cascarilloides Geiseler – not accepted
  Croton cascarilloides f. pilosus Y.T. Chang – not accepted
  Croton cassinoides Lam. – accepted
  Croton castaneifolius L. – not accepted
  Croton castaneifolius Kunth – not accepted
  Croton catamarcensis Ahumada – accepted
  Croton catariae Baill. – accepted
  Croton catati Baill. – accepted
  Croton catharinensis L.B. Sm. & Downs – accepted
  Croton catinganus Müll. Arg. – accepted
  Croton caudatiformis Hand.-Mazz. – not accepted
  Croton caudatus Geiseler – accepted
  Croton caudatus var. denticulatus Müll. Arg. – not accepted
  Croton caudatus var. genuinus Müll. Arg. – not accepted
  Croton caudatus var. harmandii Gagnep. – not accepted
  Croton caudatus var. klotzschianus (Wight) Müll. Arg. – not accepted
  Croton caudatus var. malaccanus Hook. f. – not accepted
  Croton caudatus var. oblongifolius Müll. Arg. – not accepted
  Croton caudatus var. obovoideus N.P. Balakr. & Chakrab. – not accepted
  Croton cavaleriei Gagnep. – not accepted
  Croton cavalliensis Beille ex Hutch. – not accepted
  Croton ceanothifolius Baill. – accepted
  Croton ceanothifolius Standl. & L.O. Williams – not accepted
  Croton ceanothifolius var. itabirensis Baill. – not accepted
  Croton cearensis Baill. – accepted
  Croton cearensis Müll. Arg. – not accepted
  Croton celtidifolius Baill. – accepted
  Croton cerinodentatus Müll. Arg. – accepted
  Croton cerinodentatus var. martii Müll. Arg. – not accepted
  Croton cerinodentatus var. warmingii Müll. Arg. – not accepted
  Croton cerinus Müll. Arg. – accepted
  Croton cerinus var. linifolius Müll. Arg. – not accepted
  Croton cerroazulensis P.E. Berry & Galdames – accepted
  Croton chaetodus Urb. – not accepted
  Croton chaetophorus Müll. Arg. – accepted
  Croton chamaedrifolius (Klotzsch) Griseb. – not accepted
  Croton chamaedrifolius Lam. – not accepted
  Croton chamaepitys Baill. – accepted
  Croton chamelensis E.J. Lott – accepted
  Croton chapelieri Baill. – accepted
  Croton charaguensis Standl. – accepted
  Croton chauvetiae Leandri – accepted
  Croton chevalieri Beille – not accepted
  Croton chiamala Wall. – not accepted
  Croton chiapensis Lundell – accepted
  Croton chilensis Müll. Arg. – accepted
  Croton chimboracensis P.E. Berry & Riina – accepted
  Croton chinensis Geiseler – not accepted
  Croton chinensis Benth. – not accepted
  Croton chiribiquetensis Cardiel – accepted
  Croton chittagongensis Chakrab. & N.P. Balakr. – accepted
  Croton chlaenacicomes Leandri – accepted
  Croton chlorocalyx Müll. Arg. – accepted
  Croton chloroleucus Müll. Arg. – accepted
  Croton chocoanus Croizat – accepted
  Croton choristadenius K. Schum. – accepted
  Croton choristolepis Müll. Arg. – not accepted
  Croton chrysocladus Müll. Arg. – accepted
  Croton chrysodaphne Baill. – accepted
  Croton chunianus Croizat – accepted
  Croton churumayensis Croizat – accepted
  Croton churutensis Riina & X. Cornejo – accepted – Sangre de drago, Chalá grande
  Croton chypreae Leandri – accepted
  Croton ciliatoglandulifer Ortega – accepted – bush croton, Mexican croton
  Croton ciliatoglandulosus Steud. – not accepted
  Croton cinerascens Radcl.-Sm. & Govaerts – accepted
  Croton cinerellus Müll. Arg. – accepted
  Croton claessensii Vermoesen ex De Wild. – accepted
  Croton claraensis Urb. – not accepted
  Croton claussenianus Baill. – accepted
  Croton claussenianus var. hirsutus Müll. Arg. – not accepted
  Croton claussenianus var. latifolius Müll. Arg. – not accepted
  Croton claussenianus var. tomentellus Müll. Arg. – not accepted
  Croton clavuliger Müll. Arg. – accepted
  Croton cliffordii Hutch. & E.A. Bruce – accepted
  Croton clutioides G. Forst. – not accepted
  Croton cneorifolius (Baill.) Müll. Arg. – not accepted
  Croton cneorifolius var. genuinus Müll. Arg. – not accepted
  Croton cneorifolius var. lanceolatus (Baill.) Müll. Arg. – not accepted
  Croton cneorifolius var. longifolius (Baill.) Müll. Arg. – not accepted
  Croton cnidophyllus Radcl.-Sm. & Govaerts – accepted
  Croton cnidophyllus var. dui (Y.T. Chang) Radcl.-Sm. & Govaerts – not accepted
  Croton coatepensis Brandegee – not accepted
  Croton coccineus Noronha – accepted
  Croton coccineus Vahl – not accepted
  Croton coccymelophyllus Radcl.-Sm. & Govaerts – accepted
  Croton codonocalyx Baill. – not accepted
  Croton coelebogyne Baill. – not accepted
  Croton collenettei Hutch. & Dalziel – not accepted
  Croton colliguaja Spreng. – not accepted
  Croton collinus Kunth – not accepted
  Croton collinus Pancher ex Baill. – not accepted
  Croton colobocarpus Airy Shaw – not accepted
  Croton colubrinoides Merr. – accepted
  Croton columnaris Airy Shaw – accepted
  Croton comayaguanus Standl. & L.O. Williams – accepted
  Croton comes Standl. & L.O. Williams – accepted
  Croton comosus Müll. Arg. – not accepted
  Croton comosus var. major Müll. Arg. – not accepted
  Croton comosus var. minor Müll. Arg. – not accepted
  Croton compressus Lam. – accepted
  Croton condorensis Riina & Cerón – accepted
  Croton conduplicatus Kunth – accepted
  Croton confertus Baker – accepted
  Croton confinis L.B. Sm. & Downs – accepted
  Croton confusus Pittier – not accepted
  Croton confusus Gage – not accepted
  Croton congensis De Wild. – accepted
  Croton congestus Lour. – accepted
  Croton consanguineus Müll. Arg. – accepted
  Croton consanguineus var. molliusculus Croizat – not accepted
  Croton conspurcatus Schltdl. – accepted
  Croton cooperianus (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton corallicola Borhidi – accepted
  Croton corchorifolius Geiseler – not accepted
  Croton corchoropsis Baill. – accepted
  Croton cordatulus Airy Shaw – accepted
  Croton cordatus Vell. – not accepted
  Croton cordeiroae G.L. Webster – accepted
  Croton cordiifolius Baill. – accepted
  Croton cordobensis Ahumada – accepted
  Croton coriaceus Kunth – accepted
  Croton coriifolius Airy Shaw – accepted
  Croton corinthius Poveda & J.A. Gonzalez – accepted
  Croton cornutus André – not accepted
  Croton corollatus Sol. ex Baill. – not accepted
  Croton coronatus Urb. – accepted
  Croton corrientesianus Baill. – not accepted
  Croton cortesianus Kunth – accepted – Cortez's croton
  Croton corumbensis S. Moore – accepted
  Croton coryi Croizat – accepted – Cory's croton
  Croton corylifolius Lam. – accepted
  Croton corylifolius Griseb. – not accepted
  Croton corymbulosoides Radcl.-Sm. & Govaerts – not accepted
  Croton corymbulosus Engelm. – not accepted
  Croton corymbulosus var. thermophilus M.C. Johnst. – not accepted
  Croton costaricensis Pax ex Durand & Pittier – not accepted
  Croton costaricensis Kuntze – not accepted
  Croton costatus Kunth – accepted
  Croton cotabatensis Croizat – accepted
  Croton cotoneaster Müll. Arg. – accepted
  Croton courteti Beille – not accepted
  Croton craspedotrichus Griseb. – accepted
  Croton crassifolius Geiseler – accepted
  Croton crassirameus Müll. Arg. – not accepted
  Croton cremostachyus Baill. – not accepted
  Croton crenulatus M.E. Jones – not accepted
  Croton crispatus Thulin – accepted
  Croton cristalensis Urb. – accepted
  Croton crocodilorum Leandri – accepted
  Croton crozophoroides Kurz – not accepted
  Croton crustulifer Croizat – accepted
  Croton cubanus Müll. Arg. – not accepted
  Croton cubiensis Gagnep. – accepted
  Croton cuchillae-nigrae Croizat – accepted
  Croton cucutensis Croizat – accepted
  Croton cueroensis Britton & P. Wilson – not accepted
  Croton culiacanensis Croizat – accepted
  Croton cumingii Müll. Arg. – not accepted
  Croton cumingii var. angustifolius Gangnep. – not accepted
  Croton cuneatus Klotzsch – accepted
  Croton cuneatus Miq. – not accepted
  Croton cupreatus Croizat – accepted
  Croton cupreus Elmer – accepted
  Croton cupulifer McVaugh – accepted
  Croton curiosus Croizat – accepted
  Croton curranii S.F. Blake – accepted
  Croton curuguatyensis Ahumada – accepted
  Croton curvipes Urb. – accepted
  Croton cuyabensis Pilg. – accepted
  Croton cyathodenus Desv. ex Lanj. – not accepted
  Croton cycloideus Borhidi & O. Muñiz – accepted
  Croton cynanchicus Baill. – not accepted
  Croton damayeshu Y.T. Chang – accepted
  Croton danguyanus Leandri – accepted
  Croton daphnargyreus St.-Lag. – not accepted
  Croton decalobus Müll. Arg. – accepted
  Croton decalvatus Esser – accepted
  Croton decaryi Leandri – accepted
  Croton decipiens Baill. – accepted
  Croton decorsei Beille – not accepted
  Croton delphinianus Baill. – not accepted
  Croton delpyi Gagnep. – accepted
  Croton denisii Leandri – accepted
  Croton densivestitus C.T. White & W.D. Francis – accepted
  Croton dentatus Sm. – not accepted
  Croton denticulatus Geiseler – not accepted
  Croton denticulatus Blume – not accepted
  Croton dentifolius Baill. – not accepted
  Croton dentosus Griseb. – not accepted
  Croton denudatus Baill. – not accepted
  Croton deppeanus Steud. – not accepted
  Croton deserticola Steyerm. – accepted
  Croton desertorum Müll. Arg. – accepted
  Croton diadenus Miq. – not accepted
  Croton diasii Pires ex R. Secco & P.E. Berry – accepted
  Croton dibindi Pellegr. – accepted
  Croton dichogamus Pax – accepted
  Croton dichotomus (Klotzsch) Müll. Arg. – not accepted
  Croton dichotomus Willd. – not accepted
  Croton dichrous Müll. Arg. – accepted
  Croton dictyophlebodes Radcl.-Sm. – accepted
  Croton didrichsenii G.L. Webster – accepted
  Croton diffusus Geiseler – not accepted
  Croton digitatus Fisch. ex Steud. – not accepted
  Croton digitatus Salzm. ex Schltdl. – not accepted
  Croton digitatus G. Don – not accepted
  Croton digitifolius Baill. – not accepted
  Croton dinklagei Pax & K. Hoffm. – not accepted
  Croton dioicus Cav. – accepted – grassland croton
  Croton dioicus Willd. – not accepted
  Croton dioicus Sessé & Moç. – not accepted
  Croton dioicus Isert ex Geiseler – not accepted
  Croton discolor Willd. – accepted – lechecillo
  Croton discolor C. Wright ex Griseb. – not accepted
  Croton disjunctiflorus Michx. – not accepted
  Croton disjunctus V.W. Steinm. – accepted
  Croton dispar N.E. Br. – accepted
  Croton dissectistipulatus Secco – accepted
  Croton dissimilis Baill. – not accepted
  Croton distans Wall. – not accepted
  Croton divaricatus Sw. – not accepted
  Croton divaricatus Leandri – not accepted
  Croton dockrillii Airy Shaw – accepted
  Croton doctoris S. Moore – accepted
  Croton dodecamerus Gagnep. – accepted
  Croton domatifer Riina & P.E. Berry – accepted
  Croton domingensis Vahl ex Geiseler – not accepted
  Croton domingensis A. Rich. – not accepted
  Croton dongnaiensis Pierre ex Gagnep. – accepted
  Croton doratophylloides (Croizat) G.L. Webster – accepted
  Croton doratophyllus Baill. – accepted
  Croton draco Schltdl. & Cham. – accepted
  Croton draco ssp. panamensis (Klotzsch) G.L. Webster – not accepted
  Croton draco var. cordatus Müll. Arg. – not accepted
  Croton draco var. genuinus Müll. Arg. – not accepted
  Croton draco var. hibisciformis Müll. Arg. – not accepted
  Croton draco var. rhombifolius Müll. Arg. – not accepted
  Croton draconoideus St.-Lag. – not accepted
  Croton draconopsis Müll. Arg. – accepted
  Croton dracunculoides Baill. – accepted
  Croton drouetii Chantrier – not accepted
  Croton drupaceus Roxb. – not accepted
  Croton drupaceus Blanco – not accepted
  Croton duclouxii Gagnep. – not accepted
  Croton dusenii Croizat – accepted
  Croton dussii Urb. – accepted
  Croton duvalii Chantrier – not accepted
  Croton dybowskii Hutch. – accepted
  Croton eberhardtii Gagnep. – accepted
  Croton echinocarpus Müll. Arg. – accepted
  Croton echinocarpus Baill. – not accepted
  Croton echinulatus (Griseb.) Croizat – accepted
  Croton echioides Baill. – accepted
  Croton eggersii Pax – not accepted
  Croton ehrenbergii Schltdl. – accepted
  Croton eichleri Müll. Arg. – accepted
  Croton ekmanii Urb. – accepted
  Croton elaeagni Baill. – accepted
  Croton elaeagni var. antsingyensis Baill. – not accepted
  Croton elaeagnifolius Vahl – not accepted
  Croton elaeagnoides S. Watson – not accepted
  Croton elaeocarpifolius Wall. – not accepted
  Croton elbertii Airy Shaw – accepted
  Croton elliotianus Baill. – accepted
  Croton elliotianus Pax – not accepted
  Croton elliottii Chapm. – accepted – pondshore croton, Elliott's croton
  Croton ellipticus Geiseler – accepted
  Croton ellipticus Nutt. – not accepted
  Croton ellipticus A. Rich. – not accepted
  Croton elskensii De Wild. – accepted
  Croton eluteria (L.) Sw. – not accepted – cascarilla
  Croton eluteria (L.) W. Wright – accepted
  Croton eluteria Benn. – not accepted
  Croton eluteria ssp. homolepidus (Müll. Arg.) Benn. – not accepted
  Croton eluterioides Lotsy – not accepted
  Croton emeliae Baill. – accepted
  Croton emirnensis Baker – not accepted
  Croton emporiorum Croizat – accepted
  Croton enantiophyllus K. Schum. – not accepted
  Croton engelmannii A.M. Ferguson – not accepted
  Croton engelmannii var. albinoides A.M. Ferguson – not accepted
  Croton ensifolius Merr. – accepted
  Croton eremophilus Müll. Arg. – accepted
  Croton eremophilus Wooton & Standl. – not accepted
  Croton erianthus Sm. – not accepted
  Croton ericius Leandri – accepted
  Croton ericoides Baill. – accepted
  Croton erioanthemus Sm. – accepted
  Croton eriocladoides Müll. Arg. – accepted
  Croton eriocladus Müll. Arg. – accepted
  Croton erythrochilus Müll. Arg. – accepted
  Croton erythrochyloides Croizat – accepted
  Croton erythrostachys Hook. f. – accepted
  Croton erythrostachys var. erythrostachys Hook. f. – accepted
  Croton erythrostachys var. muriculatus Chakrab. & N.P. Balakr. – accepted
  Croton erythroxyloides Baill. – accepted
  Croton erythroxyloides (Klotzsch) Müll. Arg. – not accepted
  Croton erythroxyloides var. buxifolius Baill. – not accepted
  Croton erythroxyloides var. cneorifolius Baill. – not accepted
  Croton erythroxyloides var. longifolius Baill. – not accepted
  Croton erythroxyloides var. sordidus Baill. – not accepted
  Croton escathos Croizat – not accepted
  Croton eskuchei Ahumada – accepted
  Croton essequiboensis Klotzsch ex Benth. – accepted
  Croton euryphyllus W.W. Sm. – accepted
  Croton eutrigynus A. Gray – not accepted
  Croton excisus Urb. – accepted
  Croton fantzianus F. Seym. – accepted
  Croton farinosus Lam. – accepted
  Croton faroensis Secco – accepted
  Croton fastuosus Baill. – accepted
  Croton fergusonii Small – not accepted
  Croton ferruginellus Müll. Arg. – accepted
  Croton ferrugineus Kunth – accepted
  Croton ferrugineus var. collinus (Kunth) Müll. Arg. – not accepted
  Croton ferrugineus var. elegans (Kunth) Müll. Arg. – not accepted
  Croton ferrugineus var. genuinus Müll. Arg. – not accepted
  Croton ferrugineus var. peltoideus (Kunth) Müll. Arg. – not accepted
  Croton fianarantsoae Leandri – accepted
  Croton fianarantsoae var. grandifolia Leandri – not accepted
  Croton fishlockii Britton – accepted – Fishlock's croton
  Croton flabellifolius Lodd. ex G. Don – not accepted
  Croton flavens L. – accepted – yellow balsam, yellow croton
  Croton flavens f. richardii Griseb. – not accepted
  Croton flavens var. balsamifer (Jacq.) Müll. Arg. – not accepted
  Croton flavens var. genuinus Müll. Arg. – not accepted
  Croton flavens var. mucronatus (Willd.) Müll. Arg. – not accepted
  Croton flavens var. pallidus Müll. Arg. – not accepted
  Croton flavens var. rigidus Müll. Arg. – not accepted
  Croton flavescens Greenm. – accepted
  Croton flavescens var. brandegeanus Croizat – not accepted
  Croton flaviglandulosus Lundell – accepted
  Croton flavispicatus Rusby – accepted
  Croton floccosus B.A. Sm. – accepted
  Croton flocculosus Kurz – not accepted
  Croton flocculosus Geiseler – not accepted
  Croton floribundus Spreng. – accepted
  Croton floribundus Lund ex Didr. – not accepted
  Croton floribundus var. piauhyensis Rizzini – not accepted
  Croton floridanus A.M. Ferguson – not accepted
  Croton fluminensis K. Schum. – accepted
  Croton foetens Anderson – not accepted
  Croton fothergillifolius Baill. – accepted
  Croton fragilis Kunth – accepted
  Croton fragilis Schltdl. – not accepted
  Croton fragilis var. genuinus Müll. Arg. – not accepted
  Croton fragrans Kunth – accepted
  Croton fragrantulus Croizat – accepted
  Croton francavillanus Müll. Arg. – not accepted
  Croton francoanus Müll. Arg. – accepted
  Croton fraseri Müll. Arg. – accepted
  Croton frieseanus Müll. Arg. – accepted
  Croton fruticosus Mill. – not accepted
  Croton fruticulosus Torr. – accepted – shrubby croton, hierba loca, encinilla, bush croton
  Croton fruticulosus var. fuscescens Müll. Arg. – not accepted
  Croton fruticulosus var. pallescens Müll. Arg. – not accepted
  Croton fuertesii Urb. – not accepted
  Croton fulvus Mart. – accepted
  Croton fulvus A. Rich. – not accepted
  Croton funckianus Müll. Arg. – not accepted
  Croton funckianus var. hibisciformis Müll. Arg. – not accepted
  Croton funckianus var. rhombifolius Müll. Arg. – not accepted
  Croton furfuraceus Pers. – not accepted
  Croton fuscescens Spreng. – accepted
  Croton fuscirameus Baill. – not accepted
  Croton fuscus (Didr.) Müll. Arg. – accepted
  Croton fuscus var. genuinus Müll. Arg. – not accepted
  Croton fuscus var. leucadenius (Baill.) Müll. Arg. – not accepted
  Croton gageanus P.T. Li – accepted
  Croton galeopsifolius Lanj. – accepted
  Croton galeottianus Baill. – not accepted
  Croton garckeanus Baill. – accepted
  Croton garckeanus var. abortivus Baill. – not accepted
  Croton garckeanus var. genuinus Baill. – not accepted
  Croton garckeanus var. major Baill. – not accepted
  Croton gardneri Müll. Arg. – not accepted
  Croton gardneri var. cordatus Müll. Arg. – not accepted
  Croton gardneri var. lanceolatus Müll. Arg. – not accepted
  Croton gardnerianus Baill. – accepted
  Croton gaudichaudii Baill. – not accepted
  Croton geayi Leandri – accepted
  Croton geayi var. androiensis Leandri – not accepted
  Croton geraesensis (Baill.) G.L. Webster – accepted
  Croton gibsonianus Nimmo – accepted
  Croton gibsonii J. Graham – not accepted
  Croton gilgianus Herter ex Arechav. – accepted
  Croton glabellus L. – accepted
  Croton glabellus ssp. glabellus L. – accepted
  Croton glabellus ssp. polytrichus (Urb.) B.W. van Ee – accepted
  Croton glabrescens Miq. – accepted
  Croton glandulifer Vahl ex Geiseler – not accepted
  Croton glandulosepalus Millsp. – accepted
  Croton glandulosobracteatus Carn.-Torres & Cordeiro – accepted
  Croton glandulosodentatus Pax & K. Hoffm. – accepted
  Croton glandulosus L. – accepted – tropic croton, tooth-leaved croton, sand croton, vente conmigo
  Croton glandulosus Blanco – not accepted
  Croton glandulosus Vell. – not accepted
  Croton glandulosus ssp. hirtus (L'Hér.) Croizat – not accepted
  Croton glandulosus var. adenodontus Müll. Arg. – not accepted
  Croton glandulosus var. angustifolius Müll. Arg. – not accepted – vente conmigo
  Croton glandulosus var. arenicola (Small) B.W. van Ee & P.E. Berry – accepted – vente conmigo
  Croton glandulosus var. crenatifolius A.M. Ferguson – not accepted
  Croton glandulosus var. divaricatus (Sw.) Müll. Arg. – not accepted
  Croton glandulosus var. floridanus (A.M. Ferguson) R.W. Long – accepted – vente conmigo
  Croton glandulosus var. gardneri Müll. Arg. – not accepted
  Croton glandulosus var. genuinus Müll. Arg. – not accepted
  Croton glandulosus var. glandulosus L. – accepted – vente conmigo
  Croton glandulosus var. hirtus (L'Hér.) Müll. Arg. – not accepted
  Croton glandulosus var. intermedius Müll. Arg. – not accepted
  Croton glandulosus var. lindheimeri Müll. Arg. – not accepted – Lindheimer's croton, tropic croton
  Croton glandulosus var. lundianus (F. Diedrichsen) L.B. Sm. & Downs – not accepted
  Croton glandulosus var. martii Müll. Arg. – not accepted
  Croton glandulosus var. occidentalis Müll. Arg. – not accepted
  Croton glandulosus var. parviseminus Croizat – not accepted
  Croton glandulosus var. pubentissimus Croizat – not accepted – vente conmigo
  Croton glandulosus var. sagotii Müll. Arg. – not accepted
  Croton glandulosus var. schomburgkianus Müll. Arg. – not accepted
  Croton glandulosus var. scordioides (Lam.) Müll. Arg. – not accepted
  Croton glandulosus var. septentrionalis Müll. Arg. – not accepted – vente conmigo
  Croton glandulosus var. shortii A.M. Ferguson – not accepted
  Croton glandulosus var. sieberi Müll. Arg. – not accepted
  Croton glandulosus var. simpsonii A.M. Ferguson – not accepted – Simpson's croton
  Croton glandulosus var. subincanus Müll. Arg. – not accepted
  Croton glandulosus var. tenellus Müll. Arg. – not accepted
  Croton glandulosus var. warmingii Müll. Arg. – not accepted
  Croton glechomifolius Müll. Arg. – accepted
  Croton globosus Sw. – not accepted
  Croton glomeratus Aug. DC. – accepted
  Croton glutinosus Müll. Arg. – accepted
  Croton glycosmeus Müll. Arg. – not accepted
  Croton glyptospermus Müll. Arg. – accepted
  Croton gnaphalii Baill. – accepted
  Croton gnaphaloides Schrad. – accepted
  Croton gnidiaceus Baill. – accepted
  Croton gomezii G.L. Webster – accepted
  Croton gonocladus Mart. – not accepted
  Croton gonzalezii Greenm. – not accepted
  Croton gossweileri Hutch. – accepted
  Croton gossypiifolius Vahl – accepted
  Croton gossypiifolius var. genuinus Müll. Arg. – not accepted
  Croton gossypiifolius var. heterophyllus (Kunth) Müll. Arg. – not accepted
  Croton gossypiifolius var. hibiscifolius (Kunth) Müll. Arg. – not accepted
  Croton gossypiifolius var. stipularis Müll. Arg. – not accepted
  Croton goudotii Baill. – accepted
  Croton goyazensis Müll. Arg. – accepted
  Croton gracilescens Müll. Arg. – accepted
  Croton gracilipes Baill. – accepted
  Croton gracilipes var. angustifolius Müll. Arg. – not accepted
  Croton gracilipes var. genuinus Müll. Arg. – not accepted
  Croton gracilipes var. macradenius Müll. Arg. – not accepted
  Croton gracilirameus M.J. Silva, Sodré & P.E. Berry – accepted
  Croton gracilis Kunth – not accepted
  Croton gracilis var. genuinus Kunth – not accepted
  Croton gracilis var. longiradiatus Kunth – not accepted
  Croton grandifolius Blanco – not accepted
  Croton grandifructus Radcl.-Sm. & Govaerts – accepted
  Croton grandivelum Baill. – accepted
  Croton grandivelus var. algernonii Müll. Arg. – not accepted
  Croton grandivelus var. augustinianus Müll. Arg. – not accepted
  Croton grandivelus var. cremostachyus Müll. Arg. – not accepted
  Croton grandivelus var. echinocarpus Müll. Arg. – not accepted
  Croton grandivelus var. genuinus Müll. Arg. – not accepted
  Croton grandivelus var. neuwiedii Müll. Arg. – not accepted
  Croton grandivelus var. pannosus Müll. Arg. – not accepted
  Croton grangerioides Bojer ex Baill. – accepted
  Croton gratissimus Burch. – accepted
  Croton gratissimus var. gratissimus Burch. – accepted
  Croton gratissimus var. subgratissimus (Prain) Burtt Davy – accepted
  Croton grazielae Secco – accepted
  Croton greveanus Baill. – accepted
  Croton greveanus var. borealis Leandri – not accepted
  Croton grewiifolius Müll. Arg. – accepted
  Croton grewioides Baill. – accepted
  Croton griffithii Hook. f. – accepted
  Croton grisebachianus Müll. Arg. – accepted
  Croton griseus Airy Shaw – accepted
  Croton grossedentatus Pittier – accepted
  Croton grosseri Pax – not accepted
  Croton guaiquinimae Steyerm. – accepted
  Croton guaraniticus Chodat & Hassl. – not accepted
  Croton guatemalensis Lotsy – accepted – copalchi
  Croton gubouga S. Moore – not accepted
  Croton guerelae Leandri – accepted
  Croton guerreroanus Mart. Gord. & Cruz Durán – accepted
  Croton guerzesiensis Beille – not accepted
  Croton guerzesiensis Beille ex A. Chev. – not accepted
  Croton guianensis Aubl. – accepted
  Croton guildingii Griseb. – accepted
  Croton guildingii ssp. guildingii Griseb. – accepted
  Croton guildingii ssp. tiarensis P.E. Berry & Riina – accepted
  Croton guildingioides Radcl.-Sm. & Govaerts – not accepted
  Croton guilleminianus Baill. – accepted
  Croton gummiferus A. Cunn. ex Planch. – not accepted
  Croton gynopetalus Croizat – accepted
  Croton habrophyllus Airy Shaw – accepted
  Croton hadrianii Baill. – accepted
  Croton hainanensis Merr. & Metcalf – not accepted
  Croton haitiensis P.T. Li – accepted
  Croton halecum Roxb. – not accepted
  Croton hancei Benth. – accepted
  Croton harleyi Carn.-Torres & Cordeiro – accepted
  Croton hasskarlianus Müll. Arg. – accepted
  Croton hastatus Burm. f. – not accepted
  Croton hastatus L. – not accepted
  Croton hastiferus Linden & André – not accepted
  Croton haumanianus J. Léonard – accepted
  Croton hauthalii (Kuntze) K. Schum. – not accepted
  Croton heliaster S.F. Blake – accepted
  Croton helichrysum Baill. – accepted
  Croton heliotropiifolius Kunth – accepted
  Croton hemiargyreus Müll. Arg. – accepted
  Croton hemiargyreus var. genuinus Müll. Arg. – not accepted
  Croton hemiargyreus var. gymnodiscus Müll. Arg. – not accepted
  Croton hentyi Airy Shaw – accepted
  Croton heptalon (Kuntze) B.W. van Ee & P.E. Berry – accepted – woolly croton
  Croton herbaceus Vell. – not accepted
  Croton herteri Arechav. – not accepted
  Croton herzogianus (Pax & K. Hoffm.) Radcl.-Sm. & Govaerts – accepted
  Croton heteranthus Aug. DC. – accepted
  Croton heterocalyx Baill. – accepted
  Croton heterocarpus Müll. Arg. – accepted
  Croton heterochrous Müll. Arg. – accepted
  Croton heterochrous Baill. – not accepted
  Croton heterodoxus Baill. – accepted
  Croton heterolepis (Urb.) Borhidi & O. Muñiz – not accepted
  Croton heterophyllus Kunth – not accepted
  Croton heteropleurus Urb. – not accepted
  Croton heterotrichus Müll. Arg. – accepted
  Croton hibiscifolius Kunth ex Spreng. – accepted
  Croton hieronymi Griseb. – accepted
  Croton hieronymoides Müll. Arg. – not accepted
  Croton hilarii Baill. – accepted
  Croton hilaris Baill. – not accepted
  Croton hildebrandtii Baill. – accepted
  Croton hillianus Veitch – not accepted
  Croton hippophaeoides A. Rich. – not accepted
  Croton hircinus Vent. – accepted
  Croton hirsutus Vell. – not accepted
  Croton hirsutus Thouars ex Baill. – not accepted
  Croton hirtus L'Her. – accepted
  Croton hispidus Kunth – not accepted
  Croton hoffmannii Müll. Arg. – accepted
  Croton hoffmannii var. viridis Müll. Arg. – not accepted
  Croton holguinensis Borhidi – accepted
  Croton holodiscus (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton holtonii Müll. Arg. – accepted
  Croton homolepidus Müll. Arg. – not accepted
  Croton hondensis (H. Karst.) G.L. Webster – accepted
  Croton hookeri André – not accepted
  Croton hookeri Croizat – not accepted
  Croton hookerianus Baill. – not accepted
  Croton horminoideus St.-Lag. – not accepted
  Croton horminum Baill. – accepted
  Croton horridulus (Baill.) Müll. Arg. – not accepted
  Croton horridulus Baill. – not accepted
  Croton hostmannii Miq. ex Schltdl. – accepted
  Croton hovarum Leandri – accepted
  Croton howii Merr. & Chun ex Y.T. Chang – accepted
  Croton huajuapanensis Mart. Gord. & Cruz Durán – accepted
  Croton huberi Steyerm. – accepted
  Croton huitotorum Croizat – accepted
  Croton humbertii Leandri – accepted
  Croton humblotii Baill. – accepted
  Croton humblotii var. anjuanensis Leandri – not accepted
  Croton humilis L. – accepted – low croton, pepperbush
  Croton humilis var. origanifolius Didr. – not accepted
  Croton hutchinsonianus Hosseus – accepted
  Croton hypochalibaeum Baill. – not accepted
  Croton hypoleucus Schltdl. – accepted
  Croton hypoleucus Dalzell – not accepted
  Croton icabarui Jabl. – accepted
  Croton icche Lundell – accepted
  Croton ichthygaster L.B. Sm. & Downs – accepted
  Croton ignifex Croizat – accepted
  Croton ihosiana Leandri – accepted
  Croton ikopae Leandri – accepted
  Croton imbricatus L.R. Lima & Pirani – accepted
  Croton imperialis T. Moore – not accepted
  Croton impetiginosus Poepp. ex Baill. – not accepted
  Croton impressus Urb. – accepted – Puerto Rico croton
  Croton inaequidens Urb. – not accepted
  Croton inaequilobus Steyerm. – accepted
  Croton incanus Kunth – accepted – vara blanca, Torrey's croton
  Croton incanus Blume – not accepted
  Croton incanus Andersson – not accepted
  Croton incanus Blume ex Baill. – not accepted
  Croton incanus var. microphyllus Andersson – not accepted
  Croton incertus Müll. Arg. – accepted
  Croton incisus Baill. – accepted
  Croton incrustatus Urb. – not accepted
  Croton indivisus Vell. – accepted
  Croton inhambanensis Radcl.-Sm. – accepted
  Croton inophyllus G. Forst. – not accepted
  Croton inops Baill. – accepted
  Croton insularis Baill. – accepted
  Croton insularis var. genuinus Müll. Arg. – not accepted
  Croton insularis var. parvifolius Müll. Arg. – not accepted
  Croton integer (Chodat) Radcl.-Sm. & Govaerts – accepted
  Croton integrifolius Pax – accepted
  Croton integrilobus Croizat – accepted
  Croton intercedens Müll. Arg. – accepted
  Croton interruptus André – not accepted
  Croton inversus Baill. – not accepted
  Croton inversus Glaz. – not accepted
  Croton irregularis André – not accepted
  Croton isabelli Baill. – accepted
  Croton isalensis (Leandri) Leandri – not accepted
  Croton isertii Griseb. – not accepted
  Croton isomonensis Leandri – accepted
  Croton itabirensis Baill. – not accepted
  Croton iteophyllus Radcl.-Sm. & Govaerts – accepted
  Croton itzaeus Lundell – accepted
  Croton ivohibensis Leandri – accepted
  Croton jacmelianus Urb. – accepted
  Croton jacobinensis Baill. – accepted
  Croton jacobinensis Müll. Arg. – not accepted
  Croton jaegerianus Müll. Arg. – not accepted
  Croton jamaicensis B.W. van Ee & P.E. Berry – accepted
  Croton jamalgota Buch.-Ham. – not accepted
  Croton jamesonii Müll. Arg. – accepted
  Croton janeirensis Radcl.-Sm. & Govaerts – accepted
  Croton jansii J. Léonard – accepted
  Croton japirensis Müll. Arg. – accepted
  Croton japonicus L. f. – not accepted
  Croton jatropha Müll. Arg. – not accepted
  Croton jatrophifolius Müll. Arg. – accepted
  Croton jatrophoides Pax – accepted
  Croton jaucoensis Borhidi – accepted
  Croton javarisensis Secco – accepted
  Croton jennyanus Griseb. ex Baill. – accepted
  Croton jimenezii Standl. & Valerio – accepted
  Croton johannis Veitch ex Regel – not accepted
  Croton jorgei J. Murillo – accepted
  Croton josephinus Müll. Arg. – accepted
  Croton joufra Roxb. – accepted
  Croton jucundus Brandegee – accepted
  Croton julopsidium Baill. – accepted
  Croton junceus Baill. – accepted
  Croton jutiapensis Croizat – accepted
  Croton kaieteuri Jabl. – not accepted
  Croton kalkmannii Müll. Arg. – accepted
  Croton kamerunicus Pax & K. Hoffm. – not accepted
  Croton katoae Croizat – accepted
  Croton kelantanicus Airy Shaw – accepted
  Croton kenskoflii Urb. – not accepted
  Croton kerrii Airy Shaw – accepted
  Croton killipianus Croizat – accepted
  Croton kilwae Radcl.-Sm. – accepted
  Croton kimosorum Leandri – accepted
  Croton klaenzei Müll. Arg. – accepted
  Croton kleinii L.B. Sm. & Downs – accepted
  Croton klotzschianus (Wight) Thwaites – accepted
  Croton klotzschii Baill. – not accepted
  Croton klotzschii Müll. Arg. – not accepted
  Croton klotzschii f. divaricatus Müll. Arg. – not accepted
  Croton klotzschii f. genuinus Müll. Arg. – not accepted
  Croton klotzschii f. major (Didr.) Baill. – not accepted
  Croton klotzschii f. minor (Didr.) Baill. – not accepted
  Croton klotzschii f. prunifolius (Didr.) Baill. – not accepted
  Croton klotzschii var. bahiensis Baill. – not accepted
  Croton klotzschii var. hilarii (Didr.) Baill. – not accepted
  Croton klotzschii var. incanus (Didr.) Baill. – not accepted
  Croton klotzschii var. intermedius (Didr.) Baill. – not accepted
  Croton klotzschii var. latifolius (Didr.) Baill. – not accepted
  Croton klotzschii var. microphyllus (Didr.) Baill. – not accepted
  Croton klotzschii var. oblongifolius (Didr.) Baill. – not accepted
  Croton koehneanus Urb. – not accepted
  Croton kongensis Gagnep. – accepted
  Croton kongkandanus Esser – accepted
  Croton korthalsii Müll. Arg. – not accepted
  Croton krabas Gagnep. – accepted
  Croton kroneanus Miq. – not accepted
  Croton krugianus Urb. – not accepted
  Croton krukoffianus Croizat – accepted
  Croton kurzii Croizat – accepted
  Croton kwangsiensis Croizat – not accepted
  Croton kwebensis N.E. Br. – not accepted
  Croton laccifer L. – accepted
  Croton lacciferus Blanco – not accepted
  Croton laceratoglandulosus Caruzo & Cordeiro – accepted
  Croton lachnocarpus Benth. – accepted
  Croton lachnocladus Mart. ex Müll. Arg. – accepted
  Croton lachnostachyus Baill. – accepted
  Croton lachnostephanus Baill. – accepted
  Croton laciniatistylus J. Léonard – accepted
  Croton lacteus Van Houtte – not accepted
  Croton laeticapsulus Croizat – accepted
  Croton laetifolius Baill. – not accepted
  Croton laetus Wall. – not accepted
  Croton laevifolius Blume – not accepted
  Croton laevifolius Hook. f. – not accepted
  Croton laevigatus Vahl – accepted
  Croton lagoensis Müll. Arg. – accepted
  Croton lagunensis M.E. Jones – not accepted
  Croton lagunillae Croizat – not accepted
  Croton lamarckianus Moldenke – not accepted
  Croton lamdongensis Thin – accepted
  Croton lamianus Leandri – accepted
  Croton lanatus Lam. – accepted
  Croton lanatus Klotzsch ex Baill. – not accepted
  Croton lanatus Lour. – not accepted
  Croton lanatus var. astrogynus (Baill.) P.E. Berry – accepted
  Croton lanatus var. lanatus Lam. – accepted
  Croton lanatus var. lorentzii (Müll. Arg.) P.E. Berry – accepted
  Croton lanceilimbus Merr. – accepted
  Croton lanceolaris G.L. Webster – accepted
  Croton lanceolatus Cav. – not accepted
  Croton lanceolatus Hornem. ex Didr. – not accepted
  Croton landoltii Ahumada – accepted
  Croton langsdorffii Müll. Arg. – accepted
  Croton langsonensis Thin – accepted
  Croton laniflorus Geiseler – accepted
  Croton lanigerus (Prain) Perr. ex Prain – not accepted
  Croton lanjouwensis Jabl. – not accepted
  Croton lanuginosus K. Schum. ex Schweinf. – not accepted
  Croton lanuginosus Baill. – not accepted
  Croton laoticus Gagnep. – accepted
  Croton lapanus Müll. Arg. – accepted
  Croton lapiazicola Leandri – accepted
  Croton lapiazicola var. lapiazicola Leandri – accepted
  Croton lapiazicola var. longibracteata Leandri – accepted
  Croton lasianthus Pers. – not accepted
  Croton lasiopetaloides Croizat – accepted
  Croton lasiopyrus Baill. – accepted
  Croton latimaculatus Chantrier – not accepted
  Croton latsonensis Gagnep. – accepted
  Croton laui Merr. & Metcalf – accepted
  Croton lauioides Radcl.-Sm. & Govaerts – accepted
  Croton laureltyanus Ahumada – accepted
  Croton laurifolius Müll. Arg. – not accepted
  Croton laurifolius Spach ex Baill. – not accepted
  Croton laurifolius Noronha – not accepted
  Croton laurinus Sw. – accepted
  Croton lawianus Nimmo – accepted
  Croton leandrii Croizat – accepted
  Croton lechleri Müll. Arg. – accepted
  Croton lehmannii Pax – accepted
  Croton lehmbachii Hutch. – not accepted
  Croton leiocarpus Bartl. – not accepted
  Croton leiophyllus Müll. Arg. – accepted
  Croton lenheirensis D. Medeiros, L. Senna & R.J.V. Alves – accepted
  Croton leonensis Hutch. – accepted
  Croton leonis (Croizat) B.W. van Ee & P.E. Berry – accepted
  Croton lepidotus Aug. DC. – accepted
  Croton lepidus (S. Moore) Radcl.-Sm. & Govaerts – accepted
  Croton leprosus Spreng. ex Griseb. – not accepted
  Croton leptanthus Airy Shaw – accepted
  Croton leptobotryus Müll. Arg. – accepted
  Croton leptophyllus Müll. Arg. – accepted
  Croton leptopus Müll. Arg. – accepted
  Croton leptostachyus Kunth – accepted
  Croton leptostachyus var. genuinus Müll. Arg. – not accepted
  Croton leptostachyus var. malacophyllus (Benth.) Müll. Arg. – not accepted
  Croton leptostachyus var. spathulatus Müll. Arg. – not accepted
  Croton leucadenius Baill. – not accepted
  Croton leucocephalus Müll. Arg. – not accepted
  Croton leuconeurus Pax – accepted
  Croton leuconeurus ssp. leuconeurus Pax – accepted
  Croton leuconeurus ssp. mossambicensis Radcl.-Sm. – accepted
  Croton leucophlebius C. Wright ex Griseb. – accepted
  Croton leucophyllus Müll. Arg. – accepted – twocolor croton
  Croton leucophyllus var. leucophyllus Müll. Arg. – accepted – twocolor croton
  Croton leucophyllus var. trisepalis A.M. Ferguson – accepted
  Croton levatii Guillaumin – accepted
  Croton leytensis Croizat – accepted
  Croton lichenisilvae Leandri – accepted
  Croton liebmannii Müll. Arg. – accepted
  Croton limae A.P.S. Gomes, M.F. Sales & P.E. Berry – accepted
  Croton limitincola Croizat – not accepted
  Croton limnocharis Croizat – accepted
  Croton lindenianus A. Rich. – not accepted
  Croton lindheimeranus Scheele – not accepted
  Croton lindheimeri (Engelm. & A. Gray) Alph. Wood – accepted – Lindheimer's hogwort
  Croton lindheimerianus Scheele – accepted – three-seed croton, threeseed croton
  Croton lindheimerianus var. lindheimerianus Scheele – accepted – threeseed croton, three-seed croton, Lindheimer's threeseed croton
  Croton lindheimerianus var. tharpii M.C. Johnst. – accepted – Tharp's croton, Tharp's threeseed croton
  Croton lindmanii Urb. – accepted
  Croton lindquistii V.W. Steinm. – accepted
  Croton linearifolius Müll. Arg. – accepted
  Croton linearis Jacq. – accepted – pineland croton, grannybush
  Croton linifolius Urb. – not accepted
  Croton lissophyllus Radcl.-Sm. & Govaerts ex Esser – accepted
  Croton lithrifolius (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton litoralis Urb. – not accepted
  Croton litoralis var. rugelianus (Urb.) Borhidi & O. Muñiz – not accepted
  Croton lobatus L. – not accepted – lobed croton
  Croton lobatus f. crispus Müll. Arg. – not accepted
  Croton lobatus f. gracilis Müll. Arg. – not accepted
  Croton lobatus var. digitatus (Salzm. ex Schltdl.) Müll. Arg. – not accepted
  Croton lobatus var. genuinus Müll. Arg. – not accepted
  Croton lobatus var. gracilis (Müll. Arg.) Müll. Arg. – not accepted
  Croton lobatus var. intermedius Müll. Arg. – not accepted
  Croton lobatus var. manihot (Baill.) Müll. Arg. – not accepted
  Croton lobatus var. palmatus Müll. Arg. – not accepted
  Croton lobatus var. paulinus (Didr.) Müll. Arg. – not accepted
  Croton lobatus var. riparius (Kunth) Müll. Arg. – not accepted
  Croton lobatus var. seemannii L. – not accepted
  Croton lobatus var. sericeus L. – not accepted
  Croton lombardianus Croizat – accepted
  Croton longibracteatus Mart. Gord. & de Luna – accepted
  Croton longicolumellus B.W. van Ee & P.E. Berry – accepted
  Croton longifolius Müll. Arg. – accepted
  Croton longinervius Müll. Arg. – accepted
  Croton longinervius var. major Müll. Arg. – not accepted
  Croton longinervius var. minor Müll. Arg. – not accepted
  Croton longipedicellatus J. Léonard – accepted
  Croton longipedicellatus ssp. austrotanzanicus Radcl.-Sm. – accepted
  Croton longipedicellatus ssp. longipedicellatus J. Léonard – accepted
  Croton longipedicellatus var. brevipedicellatus Radcl.-Sm. – accepted
  Croton longipedicellatus var. glabrescens Radcl.-Sm. – accepted
  Croton longipedunculatus Elmer – not accepted
  Croton longipes M.E. Jones – not accepted
  Croton longipes Gagnep. – not accepted
  Croton longiracemosus Hutch. – accepted
  Croton longiradiatus Lanj. – accepted
  Croton longissimus Airy Shaw – accepted
  Croton lotorius Croizat – accepted
  Croton loucoubensis Baill. – not accepted
  Croton loukandensis Pellegr. – accepted
  Croton louvelii Leandri – accepted
  Croton luciae Croizat – accepted
  Croton lucidus L. – accepted – firebush
  Croton lucidus Gage – not accepted
  Croton luetzelburgii Pax & K. Hoffm. – accepted
  Croton lundellii Standl. – accepted
  Croton lundianus (Didr.) Müll. Arg. – accepted
  Croton lundianus var. bahiensis (Baill.) Müll. Arg. – not accepted
  Croton lundianus var. genuinus Müll. Arg. – not accepted
  Croton lundianus var. glabrescens Müll. Arg. – not accepted
  Croton lundianus var. gracilentus Müll. Arg. – not accepted
  Croton lundianus var. hilarii (Baill.) Müll. Arg. – not accepted
  Croton lundianus var. hirtus Müll. Arg. – not accepted
  Croton lundianus var. intercedens Müll. Arg. – not accepted
  Croton lundianus var. latifolius (Baill.) Müll. Arg. – not accepted
  Croton lundianus var. leptophyllus Müll. Arg. – not accepted
  Croton lundianus var. major Müll. Arg. – not accepted
  Croton lundianus var. microphyllus (Baill.) Müll. Arg. – not accepted
  Croton lundianus var. mollis Müll. Arg. – not accepted
  Croton lundianus var. psilophyllus Müll. Arg. – not accepted
  Croton lundianus var. pubescens Müll. Arg. – not accepted
  Croton lundianus var. rufidulus Müll. Arg. – not accepted
  Croton lundianus var. serratus Müll. Arg. – not accepted
  Croton lundianus var. similis Müll. Arg. – not accepted
  Croton lundianus var. subfloccosus (Didr.) Müll. Arg. – not accepted
  Croton luteobrunneus Baker – not accepted
  Croton luzianus Müll. Arg. – accepted
  Croton luzoniensis Müll. Arg. – accepted
  Croton luzoniensis var. bataanensis Croizat – accepted
  Croton luzoniensis var. luzoniensis Müll. Arg. – accepted
  Croton maasii Riina & P.E. Berry – accepted
  Croton macbridei Croizat – not accepted
  Croton macradenis Görts & Punt – accepted
  Croton macraei Hook. f. – not accepted
  Croton macrobothrys Baill. – accepted
  Croton macrobothrys ssp. macrobothrys Baill. – accepted
  Croton macrobothrys ssp. septentrionalis Caruzo & R.F. Santos – accepted
  Croton macrobuxus Baill. – accepted
  Croton macrocalyx Mart. ex Baill. – not accepted
  Croton macrocalyx Ehrenb. ex Schweinf. – not accepted
  Croton macrocarpus Ridl. – not accepted
  Croton macrocarpus Rchb. ex Müll. Arg. – not accepted
  Croton macrochlamys Baill. – not accepted
  Croton macrodontus Müll. Arg. – accepted
  Croton macrolepis Radcl.-Sm. & Govaerts – accepted
  Croton macrostachyus Hochst. ex Delile – accepted
  Croton macrostachyus var. mollissimus Chiov. – not accepted
  Croton maculatus Vahl – accepted
  Croton maestrensis (Alain) B.W. van Ee & P.E. Berry – accepted
  Croton maevaranensis Leandri – accepted
  Croton magdalenae Millsp. – accepted
  Croton magdalenensis Müll. Arg. – not accepted
  Croton magdalenensis var. glabratus Müll. Arg. – not accepted
  Croton magdalenensis var. leucoxanthus Müll. Arg. – not accepted
  Croton magneticus Airy Shaw – accepted
  Croton mahafaliensis Leandri – not accepted
  Croton maidenii R.T. Baker – not accepted
  Croton maieuticus Gagnep. – not accepted
  Croton malabaricus Bedd. – accepted
  Croton malacophyllus Benth. – not accepted
  Croton malacotrichus Müll. Arg. – not accepted
  Croton malambo H. Karst. – accepted
  Croton mallotophyllus Croizat – accepted
  Croton malpighipilus Hicken – not accepted
  Croton malvaviscifolius Millsp. – accepted
  Croton malvifolius Griff. – not accepted
  Croton malvoides (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton mamillatus P.I. Forst. – accepted
  Croton manampetsae Leandri – accepted
  Croton mangelong Y.T. Chang – not accepted
  Croton manihot Baill. – not accepted
  Croton mansfeldii Urb. – accepted
  Croton marcuzzianus Croizat – not accepted
  Croton margaritensis J.R. Johnst. – not accepted
  Croton marginatus A. Cunn. ex Benth. – not accepted
  Croton maritimus Walter – not accepted
  Croton martii Müll. Arg. – not accepted
  Croton martii var. latifolius Müll. Arg. – not accepted
  Croton martii var. longifolius Müll. Arg. – not accepted
  Croton martinianus V.W. Steinm. – accepted
  Croton masonii I.M. Johnst. – accepted
  Croton massangeanum Linden ex André – not accepted
  Croton matourensis Aubl. – accepted
  Croton matourensis var. benthamianus Müll. Arg. – not accepted
  Croton matourensis var. genuinus Müll. Arg. – not accepted
  Croton matourensis var. poeppigianus Müll. Arg. – not accepted
  Croton matourensis var. sericeus Müll. Arg. – not accepted
  Croton matronalis Baill. – not accepted
  Croton mauralis E.H.L. Krause – not accepted
  Croton mauritianus Lam. – accepted
  Croton mauritianus Stadtm. ex Willemet – not accepted
  Croton mauritianus Thouars ex Baill. – not accepted
  Croton mavoravina Leandri – accepted
  Croton mayanus B.L. León & H.F.M. Vester – accepted
  Croton mayumbensis J. Léonard – accepted
  Croton mazapensis Lundell – accepted
  Croton mazapensis var. mazapensis Lundell – accepted
  Croton mazapensis var. obtusifolius (Müll. Arg.) G.L. Webster – accepted
  Croton mazapensis var. pacificus G.L. Webster – accepted
  Croton mcvaughii G.L. Webster – accepted
  Croton mearnsii De Wild. – not accepted
  Croton medians Müll. Arg. – accepted
  Croton medusae Müll. Arg. – accepted
  Croton meeboldianus Chakrab. & N.P. Balakr. – accepted
  Croton meeusei Leandri – accepted
  Croton megaladenus Urb. – accepted
  Croton megalobotryoides De Wild. – accepted
  Croton megalobotrys Müll. Arg. – accepted – large fever berry
  Croton megalocalyx Müll. Arg. – accepted
  Croton megalocarpoides Friis & M.G. Gilbert – accepted
  Croton megalocarpus Hutch. – accepted
  Croton megalodendron Müll. Arg. – accepted
  Croton megistocarpus J.A. Gonzalez & Poveda – accepted
  Croton mekongensis Gagnep. – accepted
  Croton melanoleucus Müll. Arg. – accepted
  Croton membranaceus Müll. Arg. – accepted
  Croton menabeensis Leandri – accepted
  Croton menarandrae Leandri – accepted
  Croton menthodorus Benth. – accepted
  Croton mentiens (S. Moore) Pax – accepted
  Croton menyhartii Pax – accepted
  Croton meridionalis Leandri – accepted
  Croton merrillianus Croizat – accepted
  Croton metallicus Müll. Arg. – accepted
  Croton mexicanus Müll. Arg. – accepted
  Croton mexicanus var. glabrescens Müll. Arg. – not accepted
  Croton mexicanus var. glandulosus Müll. Arg. – not accepted
  Croton mexicanus var. subintegrifolius Müll. Arg. – not accepted
  Croton miarensis Leandri – accepted
  Croton micans Sw. – accepted
  Croton micans var. argyroglossus (Baill.) Müll. Arg. – not accepted
  Croton micans var. argyrophyllus (Kunth) Müll. Arg. – not accepted
  Croton micans var. genuinus Müll. Arg. – not accepted
  Croton micans var. pubescens (Klotzsch) Müll. Arg. – not accepted
  Croton michaelii V.W. Steinm. – accepted
  Croton michauxii G.L. Webster – accepted – Michaux's croton, narrowleaf rushfoil
  Croton michauxii var. elliptica (Willd.) B.W. van Ee & P.E. Berry – accepted – elliptic-leaf rushfoil, Willdenow's croton
  Croton michauxii var. michauxii G.L. Webster – accepted – Michaux's croton, narrowleaf rushfoil
  Croton micradenus Urb. – accepted
  Croton micranthus Müll. Arg. – not accepted
  Croton microbotryus Pax – not accepted
  Croton microcalyx (Müll. Arg.) G.L. Webster – accepted
  Croton microcarpus auct. non Müll. Arg. – not accepted – money croton
  Croton microcarpus Ham. – accepted – money croton
  Croton microdon Urb. – not accepted
  Croton microgyne Croizat – accepted
  Croton microphyllinus Radcl.-Sm. & Govaerts – accepted
  Croton microphyllus Lam. – not accepted
  Croton microprunus Baill. – not accepted
  Croton microtiglium Burkill – accepted
  Croton migrans Casar. – not accepted
  Croton milanjensis Leandri – accepted
  Croton milleri J.R. Johnst. – accepted
  Croton mimeticus S. Moore – not accepted
  Croton minarum Müll. Arg. – not accepted
  Croton minimus P.I. Forst. – accepted
  Croton minutiflorus Müll. Arg. – not accepted
  Croton miquelensis A.M. Ferguson – not accepted
  Croton miradorensis Müll. Arg. – accepted
  Croton miraflorensis Borhidi – accepted
  Croton mirus Domin – not accepted
  Croton missionum Croizat – accepted
  Croton moanus Urb. – not accepted
  Croton mocinoi Radcl.-Sm. & Govaerts – not accepted
  Croton mocquerysii Aug. DC. – accepted
  Croton mohavensis (A.M. Ferguson) Tidestr. – not accepted
  Croton mollis Benth. – accepted
  Croton mollissimus Geiseler – not accepted
  Croton mollissimus Vahl ex Geiseler – not accepted
  Croton mollivelus Baill. – not accepted
  Croton moluccanus L. – not accepted
  Croton moluccanus Willd. – not accepted
  Croton monachinoensis Jabl. – not accepted
  Croton monanthogynus Michx. – accepted – prairie-tea, oneseeded croton, prairie tea
  Croton mongue Baill. – accepted
  Croton mongue var. vatambensis Leandri – not accepted
  Croton monogynus Urb. – accepted
  Croton montanus Geiseler – not accepted
  Croton montanus Willd. – not accepted
  Croton montevidensis Spreng. – accepted
  Croton monticola Steud. – not accepted
  Croton montis-silam Airy Shaw – accepted
  Croton moonii Thwaites – accepted
  Croton mooriae Greenway ex Burtt Davy & Hoyle – not accepted
  Croton moraharivensis Leandri – accepted
  Croton morifolius Willd. – accepted
  Croton morifolius var. brandegeanus (Croizat) G.L. Webster – accepted
  Croton morifolius var. genuinus Willd. – not accepted
  Croton morifolius var. lanatus Willd. – not accepted
  Croton morifolius var. morifolius Willd. – accepted
  Croton morifolius var. obtusifolius Willd. – not accepted
  Croton morifolius var. sphaerocarpus (Kunth) Müll. Arg. – accepted
  Croton moritibensis Baill. – accepted
  Croton morobensis Croizat – accepted
  Croton morobensis var. multinervis Airy Shaw – not accepted
  Croton morotaeus Airy Shaw – accepted
  Croton moustiquensis Urb. – accepted
  Croton mubango Müll. Arg. – accepted
  Croton mucronatus Willd. – not accepted
  Croton mucronifolius Müll. Arg. – accepted
  Croton muelleri J.M. Coult. – not accepted
  Croton multicaulis P.I. Forst. – accepted
  Croton multicaulis ssp. multicaulis P.I. Forst. – accepted
  Croton multicaulis ssp. velutinus P.I. Forst. – accepted
  Croton multicolor Veitch ex Andre – not accepted
  Croton multicostatus Müll. Arg. – accepted
  Croton multicostatus Pittier – not accepted
  Croton multiglandulosus Reinw. ex Blume – not accepted
  Croton multispicatus Vell. – not accepted
  Croton munizii Borhidi – accepted
  Croton murex Croizat – accepted
  Croton muricatus Vahl – accepted
  Croton muricatus Nutt. – not accepted
  Croton muricatus Bojer – not accepted
  Croton muricatus Blanco – not accepted
  Croton muriculatus Airy Shaw – accepted
  Croton musaicus André – not accepted
  Croton muscicapa Müll. Arg. – accepted
  Croton mutabilis P.I. Forst. – accepted
  Croton mutisianus Kunth – accepted
  Croton myriadenus Müll. Arg. – not accepted
  Croton myriadenus f. abortivus Müll. Arg. – not accepted
  Croton myriadenus var. normalis Müll. Arg. – not accepted
  Croton myriadenus var. parvifolius Müll. Arg. – not accepted
  Croton myrianthus Müll. Arg. – accepted
  Croton myriaster Baker – accepted
  Croton myriaster var. austromadecassa Leandri – not accepted
  Croton myricifolius Griseb. – accepted
  Croton myrsinites Baill. – accepted
  Croton nanus Gagnep. – accepted
  Croton nanus Urb. & Ekman – not accepted
  Croton neblinae Jabl. – accepted
  Croton nepalensis T. Kuros. – accepted
  Croton nepetifolius Baill. – accepted
  Croton nephrophyllus Urb. & Ekman – accepted
  Croton nervosus Klotzsch – not accepted
  Croton nervosus Rich. ex A. Rich. – not accepted
  Croton nervosus Rottler – not accepted
  Croton nervosus var. pubescens Klotzsch – not accepted
  Croton nervosus var. villosus Klotzsch – not accepted
  Croton nicaraguensis Radcl.-Sm. & Govaerts – not accepted
  Croton nigricans (Mart. ex Schltdl.) Radcl.-Sm. & Govaerts – accepted
  Croton nigritanus Scott-Elliot – accepted
  Croton nigroviridis Thwaites – accepted
  Croton niloticus Müll. Arg. – not accepted
  Croton nipensis Urb. – not accepted
  Croton nitens Sw. – accepted
  Croton nitidulifolius Croizat – accepted
  Croton nitidulus Baker – accepted
  Croton nitidulus var. grandifolia Leandri – not accepted
  Croton nitidulus var. meridionalis Leandri – not accepted
  Croton nitidulus var. parvifolia Leandri – not accepted
  Croton nitidulus var. spatulata Leandri – not accepted
  Croton nitidulus var. tandrokensis Leandri – not accepted
  Croton nitrariifolius Baill. – accepted
  Croton nitrariifolius var. divaricatus Müll. Arg. – not accepted
  Croton nitrariifolius var. genuinus Müll. Arg. – not accepted
  Croton nitrariifolius var. polymorphus (Müll. Arg.) Müll. Arg. – not accepted
  Croton nitrariifolius var. velleriflorus (Baill.) Müll. Arg. – not accepted
  Croton niveus Jacq. – accepted
  Croton niveus Billb. ex Beurl. – not accepted
  Croton niveus Griseb. – not accepted
  Croton nivifer S. Moore – accepted
  Croton nobilis Baill. – accepted
  Croton nobilis var. delphinensis Leandri – not accepted
  Croton noronhae Baill. – accepted
  Croton novae-astigis Croizat – accepted
  Croton nubigenus G.L. Webster – accepted
  Croton nudatus Baill. – accepted
  Croton nudifolius Baker & Hutch. – not accepted
  Croton nudulus Croizat – accepted
  Croton nudus Willd. ex Schltdl. – not accepted
  Croton nummulariifolius A. Rich. – accepted – money croton
  Croton nummularius Baill. – accepted
  Croton nuntians Croizat – accepted
  Croton nutans G. Forst. – not accepted
  Croton obliquifolius Vis. – not accepted
  Croton obliquus Vahl – not accepted
  Croton oblongifolius Roxb. – not accepted
  Croton oblongifolius Delile – not accepted
  Croton oblongifolius Sieber ex Spreng. – not accepted
  Croton oblongus Burm. f. – accepted
  Croton obtusus Rusby – not accepted
  Croton ochromifolius Rusby – not accepted
  Croton odontadenius Müll. Arg. – accepted
  Croton odontopetalus Müll. Arg. – not accepted
  Croton odoratus Ridl. – not accepted
  Croton oerstedianus Müll. Arg. – accepted
  Croton officinalis (Klotzsch) Alston – not accepted
  Croton olanchanus Standl. & L.O. Williams – accepted
  Croton oligandrus Pierre ex Hutch. – accepted
  Croton oliganthus Müll. Arg. – accepted
  Croton olivaceus Müll. Arg. – accepted
  Croton olivaceus Y.T. Chang & P.T. Li – not accepted
  Croton ophiticola Borhidi – accepted
  Croton opponens F. Muell. ex Benth. – not accepted
  Croton oppositifolius Geiseler – not accepted
  Croton orbicularis Thunb. – accepted
  Croton orbignyanus Müll. Arg. – accepted
  Croton oreades Leandri – accepted
  Croton oreades var. occidentalis Leandri – not accepted
  Croton oreoborneicus Croizat – not accepted
  Croton oreophilus Müll. Arg. – not accepted
  Croton organensis Baill. – accepted
  Croton orientensis Borhidi – accepted
  Croton origanifolius Lam. – accepted
  Croton origanifolius var. discolor Müll. Arg. – not accepted
  Croton origanifolius var. genuinus Müll. Arg. – not accepted
  Croton origanifolius var. gracilis Müll. Arg. – not accepted
  Croton origanifolius var. heterophyllus Müll. Arg. – not accepted
  Croton orinocensis Müll. Arg. – accepted
  Croton ortegae Standl. – accepted
  Croton ortholobus Müll. Arg. – accepted
  Croton ovalifolius Vahl – accepted – yerba
  Croton ovalifolius var. genuinus Müll. Arg. – not accepted
  Croton ovalifolius var. nummularius (Baill.) Müll. Arg. – not accepted
  Croton ovatus Noronha – not accepted
  Croton oxypetalus Müll. Arg. – not accepted
  Croton pachecensis S. Moore – accepted
  Croton pachycalyx Müll. Arg. – not accepted
  Croton pachyclados Radcl.-Sm. – not accepted
  Croton pachypodus G.L. Webster – accepted
  Croton pachyrachis Alain – accepted
  Croton pachysepalus Griseb. – accepted
  Croton padifolius Geiseler – not accepted
  Croton pagiveteris Croizat – accepted
  Croton pakaraimae Jabl. – not accepted
  Croton palanostigma Klotzsch – accepted
  Croton palawanensis Merr. ex Croizat – accepted
  Croton pallens Sw. – not accepted
  Croton pallidulus Baill. – accepted
  Croton pallidulus var. myrianthus (Müll. Arg.) L.B. Sm. & S.F. Sm. – not accepted
  Croton pallidus Müll. Arg. – accepted
  Croton palmeri S. Watson – accepted
  Croton paludosus Müll. Arg. – accepted
  Croton palustris L. – not accepted
  Croton palustris Vell. – not accepted
  Croton palustris Kunth – not accepted
  Croton pampangensis Croizat – accepted
  Croton panamensis (Klotzsch) Müll. Arg. – not accepted
  Croton panduriformis Müll. Arg. – accepted
  Croton paniculatus Müll. Arg. – not accepted
  Croton paniculatus Lam. – not accepted
  Croton pannosus Thunb. – accepted
  Croton paraensis Müll. Arg. – accepted
  Croton paraguayensis Chodat – accepted
  Croton pardinus Müll. Arg. – accepted
  Croton parhamii Croizat – accepted
  Croton parksii Croizat – accepted – Parks' croton
  Croton parodianus Croizat – accepted
  Croton parvifolius Müll. Arg. – accepted
  Croton pascualii E.J. Lott & M. Martinez-G. – accepted
  Croton patrum L.B. Sm. & Downs – accepted
  Croton patulus Lag. – not accepted
  Croton paucistamineus Müll. Arg. – accepted
  Croton pauperulus Müll. Arg. – not accepted
  Croton pavana Buch.-Ham. – not accepted
  Croton pavonianus Radcl.-Sm. & Govaerts – not accepted
  Croton pavonis Müll. Arg. – accepted
  Croton payaquensis Standl. – accepted
  Croton payerianus Baill. – not accepted
  Croton pedersenii Ahumada – accepted
  Croton pedicellatus Kunth – accepted
  Croton peekelii Lauterb. – accepted
  Croton pellitus Kunth – accepted
  Croton peltatus Thunb. – accepted
  Croton peltieri Leandri – accepted
  Croton peltoideus Kunth – not accepted
  Croton peltophorus Müll. Arg. – accepted
  Croton penaeaceus Baill. – not accepted
  Croton pendens Lundell – accepted
  Croton penduliflorus Hutch. – accepted
  Croton penicillatus Vent. – not accepted
  Croton penninervis Scheele – accepted
  Croton pentandrus Müll. Arg. – not accepted
  Croton peraeruginosus Croizat – accepted
  Croton peraffinis Müll. Arg. – accepted
  Croton perdicipes A. St.-Hil. – not accepted
  Croton perdicipes var. genuinus Baill. – not accepted
  Croton perdicipes var. latifolius Baill. – not accepted
  Croton perdicipes var. minor Baill. – not accepted
  Croton perdicipes var. weddellianus Baill. – not accepted
  Croton perimetralensis Secco – accepted
  Croton perintricatus Croizat – accepted
  Croton perlongiflorus Croizat – accepted
  Croton perobtusus Lundell – not accepted
  Croton perrieri Leandri – accepted
  Croton perrottetianus Baill. – not accepted
  Croton persicaria Baill. – accepted
  Croton persimilis Müll. Arg. – not accepted
  Croton persimilis var. genuinus Müll. Arg. – not accepted
  Croton persimilis var. glabratus Müll. Arg. – not accepted
  Croton perspeciosus Croizat – accepted
  Croton peruvianus Briq. – accepted
  Croton pervestitus C. Wright ex Griseb. – accepted
  Croton perviscosus Croizat – accepted
  Croton petraeus Müll. Arg. – accepted
  Croton petraeus var. oblongifolius Müll. Arg. – not accepted
  Croton petraeus var. ovatus Müll. Arg. – not accepted
  Croton phaenodon Airy Shaw – accepted
  Croton phebalioides F. Muell. ex Müll. Arg. – accepted
  Croton phebalioides A. Cunn. ex Benth. – not accepted
  Croton phebalioides var. acuminatus Domin – not accepted
  Croton phebalioides var. hirsuta F.M. Bailey – not accepted
  Croton phebalioides var. stigmatosus (F. Muell.) Domin – not accepted
  Croton philippensis Lam. – not accepted
  Croton philippsii B.S. Williams – not accepted
  Croton philombros Croizat – not accepted
  Croton phlomoides Pers. – not accepted
  Croton phlomoides Salzm. ex Baill. – not accepted
  Croton phourinii H. Toyama & Tagane – accepted
  Croton phuquocensis Croizat – accepted
  Croton phyllanthus (Chodat & Hassl.) G.L. Webster – accepted
  Croton piauhiensis Müll. Arg. – accepted
  Croton picardae Urb. – not accepted
  Croton picturatum André – not accepted
  Croton pictus Lodd. – not accepted
  Croton pierrei Gagnep. – not accepted
  Croton pigmentarius Noronha – not accepted
  Croton pilargyros Croizat – not accepted
  Croton pilophorus Airy Shaw – accepted
  Croton pilosus Spreng. – accepted
  Croton pilulifer Rusby – accepted
  Croton piptocalyx Müll. Arg. – accepted
  Croton pittieri Pax – not accepted
  Croton plagiograptus Müll. Arg. – accepted
  Croton planaltoanus M.J. Silva & Sodré – accepted
  Croton platanifolius Baker – not accepted
  Croton platycladus Müll. Arg. – not accepted
  Croton pleytei Airy Shaw – accepted
  Croton plicatus Vahl – not accepted
  Croton plukenetii Geiseler – not accepted
  Croton plumieri Urb. – not accepted
  Croton poecilanthus Urb. – accepted – sabinon
  Croton poggei Pax – accepted
  Croton pohlianus Müll. Arg. – accepted
  Croton pohlianus var. semiglabratus Müll. Arg. – not accepted
  Croton poilanei Gagnep. – accepted
  Croton poitaei Urb. – accepted
  Croton polot Burm. f. – accepted
  Croton polyandrus Spreng. – accepted
  Croton polycarpus Benth. – not accepted
  Croton polygamus Jacq. – not accepted
  Croton polygonoides L.B. Sm. & Downs – accepted
  Croton polymorphus Müll. Arg. – not accepted
  Croton polymorphus var. glabrescens Müll. Arg. – not accepted
  Croton polymorphus var. velleriflorus (Baill.) Müll. Arg. – not accepted
  Croton polypleurus Croizat – accepted
  Croton polystachyus Hook. & Arn. – not accepted
  Croton polystachyus Spreng. – not accepted
  Croton polytomus Urb. – accepted
  Croton polytrichus Pax – accepted
  Croton polytrichus ssp. brachystachyus Radcl.-Sm. – accepted
  Croton polytrichus ssp. polytrichus Pax – accepted
  Croton pomaderris Baill. – accepted
  Croton pontis Croizat – accepted
  Croton populifolius Mill. – not accepted
  Croton populifolius var. essequiboensis (Klotzsch ex Benth.) Müll. Arg. – not accepted
  Croton populifolius var. genuinus Müll. Arg. – not accepted
  Croton portoricensis P.T. Li – not accepted
  Croton potabilis Croizat – accepted
  Croton potaroensis Lanj. – accepted
  Croton pottsii (Klotzsch) Müll. Arg. – accepted – leatherweed croton, leatherweed
  Croton pottsii var. pottsii (Klotzsch) Müll. Arg. – accepted – leatherweed, encinilla, leather croton, Potts' leatherweed, leatherweed croton
  Croton pottsii var. thermophilus (M.C. Johnst.) M.C. Johnst. – accepted – leatherweed
  Croton pradensis D. Medeiros, L. Senna & R.J.V. Alves – accepted
  Croton pringlei S. Watson – not accepted
  Croton priorianus Urb. – accepted
  Croton priscus Croizat – accepted
  Croton procumbens Jacq. – accepted
  Croton procumbens C. Wright ex Griseb. – not accepted
  Croton promunturii Leandri – accepted
  Croton prostratus Urb. – accepted
  Croton prunifolius Airy Shaw – not accepted
  Croton prunifolius Vahl – not accepted
  Croton psammophilus Lillo – not accepted
  Croton pseudoadipatus Croizat – accepted
  Croton pseudochina Schltdl. – not accepted
  Croton pseudofragrans Croizat – accepted
  Croton pseudogracilipes Pax & K. Hoffm. – not accepted
  Croton pseudoniloticus De Wild. – accepted
  Croton pseudoniveus Lundell – accepted
  Croton pseudopopulus Baill. – accepted
  Croton pseudopulchellus Pax – accepted
  Croton pseudoxalapensis Croizat – not accepted
  Croton pseudoxalapensis var. cobanensis Croizat – not accepted
  Croton pubens Domin – not accepted
  Croton pubescens Geiseler – accepted
  Croton pulchellus Baill. – not accepted
  Croton pulcher Müll. Arg. – accepted
  Croton pulcherrimus Willd. ex Schltdl. – not accepted
  Croton pulegiodorus Baill. – accepted
  Croton pullei Lanj. – accepted
  Croton pullei var. glabrior Lanj. – accepted
  Croton pullei var. pullei Lanj. – accepted
  Croton punctatus Jacq. – accepted – gulf croton
  Croton punctatus Moon – not accepted
  Croton punctatus Retz. – not accepted
  Croton punctatus A. Rich. ex Baill. – not accepted
  Croton punctatus Lour. – not accepted
  Croton punctatus Anderson – not accepted
  Croton pungens Jacq. – accepted
  Croton pungens var. genuinus Müll. Arg. – not accepted
  Croton pungens var. rhomboidalis Müll. Arg. – not accepted
  Croton purdiaei Müll. Arg. – accepted
  Croton purpurascens Y.T. Chang – accepted
  Croton purpusii Brandegee – accepted
  Croton pusilliflorus Croizat – not accepted
  Croton pycnadenius Müll. Arg. – accepted
  Croton pycnanthus Benth. – accepted
  Croton pycnocarpus Müll. Arg. – not accepted
  Croton pycnocephalus Baill. – accepted
  Croton pycnocephalus var. chamaepitys (Baill.) Müll. Arg. – not accepted
  Croton pycnocephalus var. echinulatus Griseb. – not accepted
  Croton pycnocephalus var. genuinus Müll. Arg. – not accepted
  Croton pycnocephalus var. intermedius Müll. Arg. – not accepted
  Croton pycnocephalus var. lachnostephanus (Baill.) Müll. Arg. – not accepted
  Croton pycnophyllus Salzm. ex Schltdl. – accepted
  Croton pycnotrichus Müll. Arg. – not accepted
  Croton pycnotrichus var. angustifolius Müll. Arg. – not accepted
  Croton pycnotrichus var. lanceolatus Müll. Arg. – not accepted
  Croton pygmaeus L.R. Lima – accepted
  Croton pynaertii De Wild. – accepted
  Croton pyramidalis Donn. Sm. – not accepted
  Croton pyrifolius Müll. Arg. – accepted
  Croton pyriticus Croizat – not accepted
  Croton pyrosoma (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton quadripartitus Labill. – not accepted
  Croton quadrisetosus Lam. – accepted
  Croton quercetorum Croizat – accepted
  Croton quinquecuspidatus A. Juss. – not accepted
  Croton quintasii Allem – accepted
  Croton quisumbingianus Croizat – accepted
  Croton quitensis Spreng. – not accepted
  Croton racemosus Burm. f. – accepted
  Croton radlkoferi Pax & K. Hoffm. – accepted
  Croton rakotoniainii Leandri – accepted
  Croton ramboi Allem – accepted
  Croton ramellae Ahumada – accepted
  Croton ramiflorus J. Graham – not accepted
  Croton ramillatus Croizat – accepted
  Croton ramillatus var. insignilobus Croizat – not accepted
  Croton ranohirae Leandri – accepted
  Croton rarus P.I. Forst. – accepted
  Croton rectangularis Urb. – not accepted
  Croton rectipilis Croizat – accepted
  Croton redolens Pittier – accepted
  Croton reflexifolius Kunth – accepted
  Croton refractus Müll. Arg. – accepted
  Croton regeneratrix Leandri – accepted
  Croton regeneratrix var. perrieriensis Leandri – not accepted
  Croton rehderianus Croizat – accepted
  Croton reitzii L.B. Sm. & Downs – accepted
  Croton repandus Rottler – not accepted
  Croton repens Schltdl. – accepted
  Croton reticulatus Willd. – not accepted
  Croton revolutus (Alain) B.W. van Ee & P.E. Berry – accepted
  Croton rhamnifolioides Pax & K. Hoffm. – accepted
  Croton rhamnifolius Kunth – not accepted
  Croton rhamnifolius Willd. – not accepted
  Croton rhamnifolius var. alagoensis Müll. Arg. – not accepted
  Croton rhamnifolius var. antillanus Müll. Arg. – not accepted
  Croton rhamnifolius var. casarettoanus Müll. Arg. – not accepted
  Croton rhamnifolius var. caudatus Pax – not accepted
  Croton rhamnifolius var. conduplicatus (Kunth) Müll. Arg. – not accepted
  Croton rhamnifolius var. genuinus Müll. Arg. – not accepted
  Croton rhamnifolius var. heliotropiifolius (Kunth) Müll. Arg. – not accepted
  Croton rhamnifolius var. moritibensis (Baill.) Müll. Arg. – not accepted
  Croton rhamnifolius var. salviifolius (Kunth) Müll. Arg. – not accepted
  Croton rheedei J. Graham – accepted
  Croton rheophyticus Airy Shaw – accepted
  Croton rhexiifolius Baill. – accepted
  Croton rhodostachyus Müll. Arg. – accepted
  Croton rhombifolius Willd. – not accepted
  Croton richardii Willd. – not accepted
  Croton ricinocarpus L. – not accepted
  Croton ricinoides Pers. – not accepted
  Croton ricinokarpos Houtt. – not accepted
  Croton riedelianus Müll. Arg. – not accepted
  Croton rigidus Britton – not accepted – yellow balsam
  Croton rimbachii Croizat – accepted
  Croton riparius Kunth – not accepted
  Croton ripensis Kaneh. & Hatus. – accepted
  Croton rivinifolius Kunth – accepted
  Croton rivinoides Chodat – not accepted
  Croton rivularis Müll. Arg. – accepted
  Croton robustior (L.B. Sm. & Downs) Radcl.-Sm. & Govaerts – accepted
  Croton robustus Kurz – accepted
  Croton robustus var. serratus Chakrab., N.P. Balakr. & D. Gupta – not accepted
  Croton roraimensis Croizat – accepted
  Croton roraimensis var. subinteger Steyerm. – not accepted
  Croton rosarianus Mart. Gord. & Cruz Durán – accepted
  Croton rosmarinifolius Griseb. – not accepted
  Croton rosmarinifolius A. Cunn. – not accepted
  Croton rosmarinifolius Drumm. ex Müll. Arg. – not accepted
  Croton rosmarinifolius Salisb. – not accepted
  Croton rosmarinifolius A. Cunn. ex Benth. – not accepted
  Croton rosmarinoides Millsp. – accepted
  Croton rottleri Geiseler – not accepted
  Croton rottlerifolium Baill. – not accepted
  Croton rottlerifolius Baill. – accepted
  Croton roxanae Croizat – accepted
  Croton roxburghii N.P. Balakr. – accepted
  Croton rubiginosus Croizat – accepted
  Croton rubinoensis Aubrév. – not accepted
  Croton rubricapitirupis Leandri – accepted
  Croton rudolphianus Müll. Arg. – accepted
  Croton rufescens Müll. Arg. – not accepted
  Croton rufidulus Baill. – not accepted
  Croton rufolepidotus Caruzo & Riina – accepted
  Croton rugelianus (Urb.) Urb. – not accepted
  Croton ruizianus Müll. Arg. – accepted
  Croton ruizianus var. cordatus Müll. Arg. – not accepted
  Croton ruizianus var. ovatus Müll. Arg. – not accepted
  Croton ruizianus var. podadenius Müll. Arg. – not accepted
  Croton rupestris (Chodat & Hassl.) G.L. Webster – accepted
  Croton rusbyi Britton ex Rusby – accepted
  Croton russulus Croizat – accepted
  Croton rutilus (Chodat & Hassl.) G.L. Webster – accepted
  Croton sabanensis Urb. – not accepted
  Croton sacaquinha Croizat – accepted
  Croton sagraeanus Müll. Arg. – accepted
  Croton saipanense Hosok. – not accepted
  Croton saipanensis Hosok. – accepted
  Croton sakamaliensis Leandri – accepted
  Croton sakamaliensis var. microphylla Leandri – not accepted
  Croton salicifolius Gagnep. – not accepted
  Croton salicifolius Geiseler – not accepted
  Croton saltensis Griseb. – accepted
  Croton saltensis var. discolor Griseb. – not accepted
  Croton salutaris Casar. – accepted
  Croton salvifolius Mill. – not accepted
  Croton salviformis Baill. – accepted
  Croton salviformis var. rufopunctata Leandri – not accepted
  Croton salviifolius Kunth – not accepted
  Croton salzmannii (Baill.) G.L. Webster – accepted
  Croton samarensis Airy Shaw – accepted
  Croton sambiranensis Leandri – not accepted
  Croton sampatik Müll. Arg. – accepted
  Croton sanctae-crucis S. Moore – accepted
  Croton sancti-lazari Croizat – accepted – Trans-Pecos croton
  Croton sancti-paulii Croizat – accepted
  Croton sanguifluus Kunth – not accepted
  Croton sanguis-draconis Mart. ex Baill. – not accepted
  Croton santaritensis Huft – accepted
  Croton santisukii Airy Shaw – accepted
  Croton santolinus Baill. – accepted
  Croton sapiiflorus Croizat – accepted
  Croton sapiifolius Müll. Arg. – accepted
  Croton sarcopetaloides S. Moore – accepted
  Croton sarcopetalus Müll. Arg. – not accepted
  Croton sarocarpus Balf. f. – accepted
  Croton saxosus Müll. Arg. – not accepted
  Croton scaber Willd. – accepted
  Croton scaber var. genuinus Müll. Arg. – not accepted
  Croton scaber var. lanceolatus Müll. Arg. – not accepted
  Croton scaber var. latifolius Müll. Arg. – not accepted
  Croton scaber var. obscurus Müll. Arg. – not accepted
  Croton scaber var. viridis Müll. Arg. – not accepted
  Croton scaberrimus Müll. Arg. – not accepted
  Croton scabiosus Bedd. – accepted
  Croton scandens Vell. – not accepted
  Croton scandens Sieber ex C. Presl – not accepted
  Croton scarciesii Scott Elliot – not accepted
  Croton scheffleri Pax – accepted
  Croton schiedeanus Schltdl. – accepted
  Croton schimperianus Müll. Arg. – accepted
  Croton schimperianus var. acutissimus Chiov. – not accepted
  Croton schomburgkianus A.P.S. Gomes & M.F. Sales – accepted
  Croton schultesii Müll. Arg. – accepted
  Croton schultzii Benth. – accepted
  Croton sclerocalyx (Didr.) Müll. Arg. – accepted
  Croton sclerocalyx f. luxurians Müll. Arg. – not accepted
  Croton sclerocalyx var. genuinus Müll. Arg. – not accepted
  Croton sclerocalyx var. hirsutissimus Müll. Arg. – not accepted
  Croton sclerocalyx var. hispidus Müll. Arg. – not accepted
  Croton sclerocalyx var. intermedius Müll. Arg. – not accepted
  Croton sclerocalyx var. lanceolatus Müll. Arg. – not accepted
  Croton sclerocalyx var. pubescens Müll. Arg. – not accepted
  Croton sclerocalyx var. rufidulus (Baill.) Müll. Arg. – not accepted
  Croton sclerodorus Baill. – not accepted
  Croton scopuligenus Croizat – accepted
  Croton scordioides Lam. – not accepted
  Croton scoriarum Leandri – accepted
  Croton scottii Baill. – accepted
  Croton scouleri Hook. f. – accepted
  Croton scouleri f. incanus (Andersson) Müll. Arg. – not accepted
  Croton scouleri f. microphyllus (Andersson) Müll. Arg. – not accepted
  Croton scouleri f. verus Müll. Arg. – not accepted
  Croton scouleri var. albescens (Andersson) Müll. Arg. – not accepted
  Croton scouleri var. brevifolius (Andersson) Müll. Arg. – accepted
  Croton scouleri var. darwinii G.L. Webster – accepted
  Croton scouleri var. genuinus Müll. Arg. – not accepted
  Croton scouleri var. grandifolius Müll. Arg. – accepted
  Croton scouleri var. macraei (Hook. f.) Müll. Arg. – not accepted
  Croton scouleri var. scouleri Hook. f. – accepted
  Croton scutatus P.E. Berry – accepted
  Croton sebiferum L. – not accepted
  Croton segoviarus Standl. & L.O. Williams – accepted
  Croton seineri Pax – not accepted
  Croton sellowianus (Klotzsch) Baill. – not accepted
  Croton sellowianus f. angustifolius Müll. Arg. – not accepted
  Croton sellowianus f. brevifolius Müll. Arg. – not accepted
  Croton sellowianus var. tomentosus Müll. Arg. – not accepted
  Croton sellowii Baill. – accepted
  Croton seminudus Müll. Arg. – accepted
  Croton semivestitus Müll. Arg. – accepted
  Croton semunculus Croizat – not accepted
  Croton senegalensis Lam. – not accepted
  Croton senescens Croizat – accepted
  Croton sepalinus Airy Shaw – accepted
  Croton seretii Vermoesen ex De Wild. – accepted
  Croton sericeus Schltdl. & Cham. – not accepted
  Croton sericeus Lam. – not accepted
  Croton serpyllifolius Baill. – accepted
  Croton serpyllifolius Müll. Arg. – not accepted
  Croton serpylloides Griseb. – not accepted
  Croton serratifolius Baill. – accepted
  Croton serratoideus Radcl.-Sm. & Govaerts – accepted
  Croton serratus (Klotzsch) Müll. Arg. – accepted
  Croton serratus var. dichotomus Müll. Arg. – not accepted
  Croton serratus var. genuinus Müll. Arg. – not accepted
  Croton sesseianus P.T. Li – not accepted
  Croton setiger Hook. – accepted – turkey mullein, dove weed
  Croton setigerus Hook. – not accepted – dove weed
  Croton sexmetralis Croizat – accepted
  Croton shepherdiifolius S. Schauer – not accepted
  Croton shreveanus Croizat – accepted
  Croton siamensis Craib – not accepted
  Croton sibundoyensis Croizat – accepted
  Croton siderophyllus Baill. – accepted
  Croton siderophyllus var. genuinus Müll. Arg. – not accepted
  Croton siderophyllus var. hirsutus Müll. Arg. – not accepted
  Croton siderophyllus var. velutinus (Baill.) Müll. Arg. – not accepted
  Croton sidifolius Lam. – accepted
  Croton sidifolius var. domingensis (Vahl) Müll. Arg. – not accepted
  Croton sidifolius var. genuinus Müll. Arg. – not accepted
  Croton sidifolius var. parvifolius Müll. Arg. – not accepted
  Croton siguaneanus Urb. & Ekman – not accepted
  Croton siltepecensis Lundell – accepted
  Croton similis Müll. Arg. – not accepted
  Croton simulans P.I. Forst. – accepted
  Croton sincorensis Mart. ex Müll. Arg. – accepted
  Croton singularis Airy Shaw – accepted
  Croton sipaliwinensis Lanj. – accepted
  Croton sirakii Siebold & Zucc. – not accepted
  Croton sitiens Brandegee – not accepted
  Croton skutchii Standl. – accepted
  Croton sloanei Benn. – not accepted
  Croton smithianus Croizat – accepted
  Croton socotranus Balf. f. – accepted
  Croton socotranus var. pachyclados (Radcl.-Sm.) Radcl.-Sm. – accepted
  Croton socotranus var. socotranus Balf. f. – accepted
  Croton solanaceus (Müll. Arg.) G.L. Webster – accepted
  Croton solanifolius Burm. – not accepted
  Croton soliman Cham. & Schltdl. – accepted – Soliman's croton
  Croton somalensis Pax – accepted
  Croton sonorae Torr. – accepted – Sonoran croton
  Croton soratensis Müll. Arg. – accepted
  Croton soratensis var. intermedius Müll. Arg. – not accepted
  Croton soratensis var. leptobotryus Müll. Arg. – not accepted
  Croton soratensis var. pycnanthus Müll. Arg. – not accepted
  Croton sordidus Benth. – not accepted
  Croton sousae Mart. Gord. & Cruz Durán – accepted
  Croton sparsiflorus Morong – not accepted
  Croton speciosus Müll. Arg. – accepted
  Croton speciosus ssp. tacarcunensis G.L. Webster – not accepted
  Croton sphaerocarpus Kunth – accepted
  Croton sphaerogynus Baill. – accepted
  Croton spica Baill. – accepted
  Croton spicatus St.-Lag. – not accepted
  Croton spicatus P.J. Bergius – not accepted
  Croton spiciflorus Thunb. – accepted
  Croton spinosus C. Wright ex Sauvalle – not accepted
  Croton spinosus Forssk. – not accepted
  Croton spinosus L. – not accepted
  Croton spinosus var. heterolepis Urb. – not accepted
  Croton spiraeifolius Jabl. – accepted
  Croton spiralis Müll. Arg. – accepted
  Croton spissirameus Radcl.-Sm. & Govaerts – accepted
  Croton splendidus Mart. ex Colla – accepted
  Croton splendidus Baill. – not accepted
  Croton spruceanus Benth. – accepted
  Croton spurcus Croizat – accepted
  Croton squamigerus Baill. – not accepted
  Croton squamigerus var. acutifolius Müll. Arg. – not accepted
  Croton squamigerus var. obtusifolius Müll. Arg. – not accepted
  Croton squamulosus Müll. Arg. – not accepted
  Croton squamulosus Vahl – not accepted
  Croton staechadis Baill. – accepted
  Croton stahelianus Lanj. – accepted
  Croton staminosus Müll. Arg. – accepted
  Croton standleyi Steyerm. – not accepted
  Croton stanneum Baill. – accepted
  Croton steenkampianus Gerstner – accepted
  Croton stellatoferrugineus Caruzo & Cordeiro – accepted
  Croton stellatopilosus H. Ohba – accepted
  Croton stelluliferus Hutch. – accepted
  Croton stenandrus Müll. Arg. – not accepted
  Croton stenopetalus G.L. Webster – accepted
  Croton stenophyllus Griseb. – accepted – West Indian croton
  Croton stenophyllus var. acutifolius Müll. Arg. – not accepted
  Croton stenophyllus var. brevifolius Müll. Arg. – not accepted
  Croton stenophyllus var. longifolius Müll. Arg. – not accepted
  Croton stenophyllus var. rosmarinifolius Müll. Arg. – not accepted
  Croton stenosepalus Müll. Arg. – accepted
  Croton stenotrichus Müll. Arg. – accepted
  Croton steyermarkianus Croizat – not accepted
  Croton stigmatosus F. Muell. – accepted
  Croton stigmatosus var. eurybioides Baill. – not accepted
  Croton stipulaceus Kunth – accepted
  Croton stipularis (Müll. Arg.) G.L. Webster – accepted
  Croton stipuliformis J. Murillo – not accepted
  Croton stockeri (Airy Shaw) Airy Shaw – accepted
  Croton storckii (Müll. Arg.) A.C. Sm. – accepted
  Croton storckii Seem. – not accepted
  Croton striatus Ruiz ex Pax – not accepted
  Croton strigosus Spreng. – not accepted
  Croton strobiliformis Secco – accepted
  Croton stuhlmannii Pax – not accepted
  Croton stylosus Müll. Arg. – accepted
  Croton suaveolens Torr. – accepted – scented croton
  Croton suaveolens var. oblongifolius Torr. – not accepted
  Croton suavis Kunth – accepted
  Croton subacutus (Baill.) Müll. Arg. – accepted
  Croton subaemulans Baill. – accepted
  Croton subaemulans var. minor Leandri – not accepted
  Croton subasperrimus Secco, P.E. Berry & Rosário – accepted
  Croton subcapitatus Müll. Arg. – not accepted
  Croton subcinerellus Croizat – accepted
  Croton subcomosus Müll. Arg. – not accepted
  Croton subcompressus Müll. Arg. – accepted
  Croton subcoriaceus Jabl. – not accepted
  Croton subdecumbens Borhidi & O. Muñiz – accepted
  Croton subdioecus K. Schum. – accepted
  Croton suberosus Kunth – accepted
  Croton subferrugineus Müll. Arg. – accepted
  Croton subfragilis Müll. Arg. – accepted
  Croton subglaber K. Schum. – accepted
  Croton subglaber Urb. – not accepted
  Croton subgratissimus Prain – not accepted
  Croton subincanus Müll. Arg. – accepted
  Croton subjucundus Croizat – accepted
  Croton sublepidotus Müll. Arg. – accepted
  Croton sublinearis Leandri – accepted
  Croton subluteus Lam. – not accepted
  Croton sublyratus Kurz – accepted
  Croton submetallicus Baill. – accepted
  Croton subpannosus Müll. Arg. ex Griseb. – accepted
  Croton subserratus Jabl. – accepted
  Croton subsuavis Croizat – accepted
  Croton subtomentosus L. – not accepted
  Croton subvillosus Müll. Arg. – accepted
  Croton sucrensis Steyerm. – accepted
  Croton sulcifructus Balf. f. – accepted
  Croton sumatranus Miq. – accepted
  Croton surinamensis Müll. Arg. – not accepted
  Croton sutup Lundell – accepted
  Croton suyapensis Ant. Molina – not accepted
  Croton swynnertonii S. Moore – not accepted
  Croton sylvaticus Hochst. – accepted
  Croton sylvaticus Schltdl. – not accepted
  Croton sylvestris Poepp. ex Griseb. – not accepted
  Croton syringifolius Kunth – not accepted
  Croton tabacifolius Geiseler – not accepted
  Croton tabascensis Lundell – accepted
  Croton tafelbergicus Croizat – not accepted
  Croton talaeporos Radcl.-Sm. – accepted
  Croton tamberlikii Müll. Arg. – accepted
  Croton tanalorum Leandri – accepted
  Croton tarapotensis Müll. Arg. – accepted
  Croton tardiflorens Leandri – accepted
  Croton tartonraira Müll. Arg. – accepted
  Croton tartonrairoides Pax & K. Hoffm. – accepted
  Croton tawaoensis Croizat – not accepted
  Croton tchibangensis Pellegr. – accepted
  Croton tejucensis Müll. Arg. – accepted
  Croton tenellus Müll. Arg. – accepted
  Croton tenuicaudatus Lundell – accepted
  Croton tenuicaulis B.W. van Ee & P.E. Berry – accepted
  Croton tenuicuspis Baill. – not accepted
  Croton tenuifolius Pax & K. Hoffm. – accepted
  Croton tenuilobus S. Watson – accepted
  Croton tenuiramis Urb. – not accepted
  Croton tenuis S. Watson – not accepted
  Croton terminalis Vell. – accepted
  Croton tessmannii Mansf. – accepted
  Croton tetradenius Baill. – accepted
  Croton teucridium Baill. – accepted
  Croton texensis (Klotzsch) Müll. Arg. – accepted – doveweed, goatweed, skunkweed, Texas croton
  Croton texensis var. texensis (Klotzsch) Müll. Arg. – not accepted – Texas croton
  Croton texensis var. utahensis Cronquist – not accepted – Utah croton
  Croton thellungianus (Herter ex Arechav.) Radcl.-Sm. & Govaerts – accepted
  Croton thoii Thin – accepted
  Croton thomasii Riina & P.E. Berry – accepted
  Croton thorelii Gagnep. – accepted
  Croton thouarsianus Baill. – accepted
  Croton thurifer Kunth – accepted
  Croton thwaitesianus Müll. Arg. – not accepted
  Croton thymelinus Baill. – accepted
  Croton tiglioides Blume – not accepted
  Croton tiglium L. – accepted – purging croton
  Croton tiliifolius Lam. – accepted
  Croton tiliifolius Thouars ex Baill. – not accepted
  Croton tiliifolius Pers. – not accepted
  Croton tiliifolius var. aromaticus (L.) Lam. – not accepted
  Croton timandra Baill. – not accepted
  Croton timandroides (Didr.) Müll. Arg. – accepted
  Croton tinctoria L. – not accepted
  Croton tinctorius Burm. f. – not accepted
  Croton tinctorius L. – not accepted
  Croton tocantinsensis Radcl.-Sm. & Govaerts – accepted
  Croton tomentellus F. Muell. – accepted
  Croton tomentosa Lour. – not accepted
  Croton tomentosus (Lour.) Müll. Arg. – not accepted
  Croton tomentosus Pav. ex Baill. – not accepted
  Croton tomentosus Sessé & Moç. – not accepted
  Croton tonantinensis Jabl. – accepted
  Croton tonduzii Pax – accepted
  Croton tonkinensis Gagnep. – not accepted
  Croton torreyanus auct. non Müll. Arg. – not accepted
  Croton touranensis Gagnep. – accepted
  Croton trachycaulis Airy Shaw – accepted
  Croton tragifolius Baill. – not accepted
  Croton tragioides S.F. Blake – not accepted
  Croton tranomarensis Leandri – accepted
  Croton tranomarensis var. isomonii Leandri – not accepted
  Croton tranomarensis var. minor Leandri – not accepted
  Croton tremulifolius Croizat – accepted
  Croton triacros F. Muell. – accepted
  Croton triangularis Müll. Arg. – accepted
  Croton trichocarpus Torr. – not accepted
  Croton trichocephalus Müll. Arg. – not accepted
  Croton trichocephalus var. brevifolius Müll. Arg. – not accepted
  Croton trichocephalus var. intermedius Müll. Arg. – not accepted
  Croton trichocephalus var. leptophyllus Müll. Arg. – not accepted
  Croton trichocephalus var. rigidus Müll. Arg. – not accepted
  Croton trichophilus (Pax & K. Hoffm.) Radcl.-Sm. & Govaerts – accepted
  Croton trichophorus Müll. Arg. – not accepted
  Croton trichotomus Geiseler – accepted
  Croton trichotomus var. pulchellus (Baill.) Leandri – not accepted
  Croton tricolor Klotzsch ex Baill. – accepted
  Croton tricolor Müll. Arg. – not accepted
  Croton tricuspidatus Lam. – not accepted
  Croton tridentatus Mart. ex Müll. Arg. – accepted
  Croton tridesma Leandro ex Baill. – not accepted
  Croton triglandulatus Vell. – accepted
  Croton trigonocarpus C. Wright ex Griseb. – accepted
  Croton trilobatus Forssk. – not accepted
  Croton trilobatus Sessé & Moç. – not accepted
  Croton trilobatus Willd. – not accepted
  Croton trinitatis Millsp. – accepted – roadside croton
  Croton triqueter Lam. – accepted
  Croton tristis Müll. Arg. – not accepted
  Croton triumfettoides Croizat – not accepted
  Croton trombetensis Secco, P.E. Berry & N.A. Rosa – accepted
  Croton tropidophyllus Urb. – not accepted
  Croton truffautii Chantrier – not accepted
  Croton tsaratananae Leandri – accepted
  Croton tsiampiensis Leandri – accepted
  Croton tuberculatus Bunge – not accepted
  Croton tucumanensis Griseb. – not accepted
  Croton tucumanensis var. oblongatus Griseb. – not accepted
  Croton tulasnei Baill. – accepted
  Croton turnerifolius S. Moore – accepted
  Croton turumiquirensis Steyerm. – accepted
  Croton tyndaridum Croizat – accepted
  Croton umbellatus Willd. – not accepted
  Croton umbratilis Kunth – accepted
  Croton umbrinus Müll. Arg. – not accepted
  Croton undulatus André – not accepted
  Croton urceolatus Desv. ex Baill. – not accepted
  Croton urens L. – not accepted
  Croton uribei Croizat – accepted
  Croton urticifolius Lam. – accepted
  Croton urticifolius Y.T. Chang & Q.H. Chen – not accepted
  Croton urticifolius var. accedens Müll. Arg. – not accepted
  Croton urticifolius var. bahiensis Müll. Arg. – not accepted
  Croton urticifolius var. dui Y.T. Chang – not accepted
  Croton urticifolius var. genuinus Müll. Arg. – not accepted
  Croton urticifolius var. intermedius Müll. Arg. – not accepted
  Croton urticifolius var. stipularis Müll. Arg. – not accepted
  Croton urticioides A. Cunn. – accepted
  Croton urticoides A. Cunn. ex Steud. – not accepted
  Croton urucurana Baill. – accepted
  Croton urucuranus var. albidus Baill. – not accepted
  Croton urucuranus var. draconoideus Baill. – not accepted
  Croton urucuranus var. genuinus Baill. – not accepted
  Croton uruguayensis Baill. – accepted
  Croton vaccinioides A. Rich. – accepted
  Croton vaillantii Geiseler – accepted
  Croton varelae V.W. Steinm. – accepted
  Croton variegatus L. – not accepted
  Croton vatomandrensis Leandri – accepted
  Croton vaughanii Croizat – accepted
  Croton vauthieri Müll. Arg. – not accepted
  Croton vauthierianus Baill. – accepted
  Croton veitchianus André – not accepted
  Croton velame Müll. Arg. – accepted
  Croton velleriflorus Baill. – not accepted
  Croton vellozianus Müll. Arg. – accepted
  Croton velutinus Baill. – accepted
  Croton venezuelensis Radcl.-Sm. & Govaerts – not accepted
  Croton venosus Spreng. – not accepted
  Croton ventanicolus Speg. – not accepted
  Croton vepretorum Müll. Arg. – accepted
  Croton verapazensis Donn. Sm. – accepted
  Croton verbascifolius Willd. – not accepted
  Croton verbascoides G.L. Webster – accepted
  Croton verbenifolius Müll. Arg. – accepted
  Croton verdickii De Wild. – not accepted
  Croton vergarenae (Jabl.) Gillespie – accepted
  Croton vermoesenii De Wild. – accepted
  Croton vernicosus Baker – not accepted
  Croton verreauxii Baill. – accepted
  Croton verreauxii var. angustifolius Müll. Arg. – not accepted
  Croton verreauxii var. genuinus Müll. Arg. – not accepted
  Croton verreauxii var. longifolius Müll. Arg. – not accepted
  Croton verreauxii var. storckii Müll. Arg. – not accepted
  Croton verrucosus Radcl.-Sm. & Govaerts – not accepted
  Croton versicolor Müll. Arg. – accepted
  Croton vervaetii Linden – not accepted
  Croton vestitus Spreng. – accepted
  Croton vidalii Airy Shaw – accepted
  Croton vietnamensis Radcl.-Sm. & Govaerts – accepted
  Croton villosissimus (Chodat & Hassl.) Radcl.-Sm. & Govaerts – accepted
  Croton villosus Müll. Arg. – not accepted
  Croton villosus Forssk. – not accepted
  Croton villosus var. cinerascens Müll. Arg. – not accepted
  Croton villosus var. rufescens Müll. Arg. – not accepted
  Croton viminalis Griseb. – accepted
  Croton virens Müll. Arg. – not accepted
  Croton virgultosus Müll. Arg. – accepted
  Croton viridulus (Croizat) Radcl.-Sm. & Govaerts – accepted
  Croton virletianus Müll. Arg. – accepted
  Croton viscosus Labill. – not accepted
  Croton vitifolius Lundell – not accepted
  Croton vogelianus Airy Shaw – accepted
  Croton vohibariensis Leandri – accepted
  Croton volubilis Llanos – not accepted
  Croton vulnerarius Baill. – accepted
  Croton vulpinus Sessé & Moç. – accepted
  Croton wagneri Müll. Arg. – accepted
  Croton wallichii Müll. Arg. – accepted
  Croton waltherioides Urb. – accepted
  Croton warmingii Müll. Arg. – not accepted
  Croton wassi-kussae Croizat – accepted
  Croton wassi-kussae var. stockeri Airy Shaw – not accepted
  Croton waterhouseae P.I. Forst. – accepted
  Croton watsonii Standl. – accepted
  Croton websteri Mart. Gord. & J. Jiménez Ram. – accepted
  Croton weismannii Cogn. & Marchand – not accepted
  Croton wellensii De Wild. – accepted
  Croton welwitschianus Müll. Arg. – not accepted
  Croton wigginsii L.C. Wheeler – accepted – Wiggins' croton
  Croton wigmannii B.S. Williams – not accepted
  Croton willdenowii G.L. Webster – not accepted – two-fruit rushfoil, Willdenow's croton
  Croton williamsii Rusby – accepted
  Croton wissmannii O. Schwartz – accepted
  Croton wittianus Ule – accepted
  Croton womersleyi Airy Shaw – accepted
  Croton wullschlaegelianus Müll. Arg. – not accepted
  Croton xalapensis Kunth – accepted
  Croton xalapensis Hook. f. – not accepted
  Croton xanthochloros Croizat – not accepted
  Croton xanthochylus Croizat – accepted
  Croton yacaensis Croizat – accepted
  Croton yanhuii Y.T. Chang – accepted
  Croton yavitensis Croizat – accepted
  Croton yecorensis V.W. Steinm. & Felger – accepted
  Croton yerbalium Chodat & Hassl. – accepted
  Croton ynesae Croizat – accepted
  Croton ypanemensis Müll. Arg. – accepted
  Croton ysabelae Croizat – accepted
  Croton yucatanensis Lundell – accepted
  Croton yungensis Croizat – accepted
  Croton yunnanensis W.W. Sm. – accepted
  Croton yunnanensis var. megadontus W.T. Wang – not accepted
  Croton yunquensis Griseb. – not accepted
  Croton zambalensis Merr. – accepted
  Croton zambesicus Müll. Arg. – not accepted
  Croton zavaletae Conz. ex Rzed. & al. – accepted
  Croton zeylanicus Müll. Arg. – accepted
  Croton zollingeri Miq. – not accepted
  Crotonopsis Michx. – not accepted
  Crotonopsis abnormis Baill. – not accepted
  Crotonopsis argentea Pursh – not accepted
  Crotonopsis argentea f. abnormis (Baill.) Müll. Arg. – not accepted
  Crotonopsis argentea var. elliptica (Willd.) Pursh – not accepted
  Crotonopsis argentea var. linearis (Michx.) Pursh – not accepted
  Crotonopsis elliptica Willd. – not accepted
  Crotonopsis linearis Michx. – not accepted
  Crotonopsis spinosa Nash – not accepted
  Euphorbia crotonoides Boiss. – accepted
  Euphorbia crotonoides ssp. crotonoides Boiss. – accepted
  Euphorbia crotonoides ssp. narokensis S. Carter – accepted
  Heterocroton mentiens S. Moore – not accepted
  Julocroton Mart. – not accepted
  Julocroton abutiloides S. Moore – not accepted
  Julocroton ackermannianus Müll. Arg. – not accepted
  Julocroton acuminatissimus Pittier – not accepted
  Julocroton agrestis Pax & K. Hoffm. – not accepted
  Julocroton argenteus (L.) Didr. – not accepted
  Julocroton brittonianum Morong – not accepted
  Julocroton camporum Chodat & Hassl. – not accepted
  Julocroton chodatii Croizat – not accepted
  Julocroton conspurcatus (Schltdl.) Klotzsch – not accepted
  Julocroton cooperianus Croizat – not accepted
  Julocroton crassirameus Croizat – not accepted
  Julocroton doratophylloides Croizat – not accepted
  Julocroton doratophyllus (Baill.) Müll. Arg. – not accepted
  Julocroton elaeagnoides S. Moore – not accepted
  Julocroton fuscescens (Spreng.) Baill. – not accepted
  Julocroton gardneri Müll. Arg. – not accepted
  Julocroton geraesensis Baill. – not accepted
  Julocroton glazioui Croizat – not accepted
  Julocroton herzogianus Pax & K. Hoffm. – not accepted
  Julocroton holodiscus Croizat – not accepted
  Julocroton hondensis (H. Karst.) Müll. Arg. – not accepted
  Julocroton humilis Didr. – not accepted
  Julocroton humilis var. robustior L.B. Sm. & Downs – not accepted
  Julocroton humilis var. solanaceus Müll. Arg. – not accepted
  Julocroton integer Chodat – not accepted
  Julocroton lanatus Klotzsch ex Baill. – not accepted
  Julocroton lanceolatus Klotzsch ex Müll. Arg. – not accepted
  Julocroton lepidus S. Moore – not accepted
  Julocroton linearifolius (Chodat & Hassl.) Croizat – not accepted
  Julocroton lithrifolius Croizat – not accepted
  Julocroton malvoides Croizat – not accepted
  Julocroton microcalyx Müll. Arg. – not accepted
  Julocroton montevidensis Klotzsch ex Baill. – not accepted
  Julocroton montevidensis var. linearifolius Chodat & Hassl. – not accepted
  Julocroton montevidensis var. pilosus Müll. Arg. – not accepted
  Julocroton montevidensis var. stipularis Müll. Arg. – not accepted
  Julocroton nervosus Baill. – not accepted
  Julocroton nigricans Mart. ex Schltdl. – not accepted
  Julocroton paniculatus Pax & K. Hoffm. – not accepted
  Julocroton paulensis Usteri – not accepted
  Julocroton peruvianus Müll. Arg. – not accepted
  Julocroton peruvianus var. flavispicatus (Rusby) Croizat – not accepted
  Julocroton phagedaenicus Mart. – not accepted
  Julocroton phyllanthus Chodat & Hassl. – not accepted
  Julocroton pilosus (Müll. Arg.) Herter – not accepted
  Julocroton pulcher Croizat – not accepted
  Julocroton pycnophyllus Schltdl. ex Müll. Arg. – not accepted
  Julocroton pycnophyllus f. latifolius Chodat & Hassl. – not accepted
  Julocroton pyrosoma Croizat – not accepted
  Julocroton quinquenervius Baill. – not accepted
  Julocroton ramboi L.B. Sm. & Downs – not accepted
  Julocroton riedelianus Müll. Arg. – not accepted
  Julocroton rupestris Chodat & Hassl. – not accepted
  Julocroton rupestris var. velutinus Chodat & Hassl. – not accepted
  Julocroton rutilus Chodat & Hassl. – not accepted
  Julocroton salzmannii Baill. – not accepted
  Julocroton serratus Müll. Arg. – not accepted
  Julocroton solanaceus (Müll. Arg.) Müll. Arg. – not accepted
  Julocroton stipularis (Müll. Arg.) Müll. Arg. – not accepted
  Julocroton subpannosus (Müll. Arg. ex Griseb.) Müll. Arg. – not accepted
  Julocroton thellungianus Herter ex Arechav. – not accepted
  Julocroton trichophilus Pax & K. Hoffm. – not accepted
  Julocroton triqueter (Lam.) Didr. – not accepted
  Julocroton triqueter var. conspurcatus (Schltdl.) Müll. Arg. – not accepted
  Julocroton typhicephalus Croizat – not accepted
  Julocroton velutinus (Chodat & Hassl.) Croizat – not accepted
  Julocroton verbascifolius Müll. Arg. – not accepted
  Julocroton vergarenae Jabl. – not accepted
  Julocroton villosissimus Chodat & Hassl. – not accepted
  Julocroton viridulus Croizat – not accepted
  Julocroton vulpinus Croizat – not accepted
  Lasiocroton Griseb. – accepted
  Lasiocroton prunifolius Griseb. – not accepted
  Leucocroton Griseb. – accepted
  Leucocroton wrightii Griseb. – accepted
  Moacroton trigonocarpus (C. Wright ex Griseb.) Croizat – not accepted
  Solanum crotonifolium Dunal – accepted
  Solanum crotonoides Lam. – accepted
  Solanum julocrotonoides Hassl. – accepted
  Solanum macrotonum Bitter – accepted
  Tetrazygia crotonifolia (Desr.) DC. – accepted – hillside clover ash
   

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