| Citrus hybr. | | a | |
| Citrus spp. | | a | |
| Citrus acida Roxb. | Citrus aurantiifolia (Christm.) Swingle | | |
| Citrus alata (Tanaka) Tanaka | | a | |
| Citrus amara Link | Citrus aurantium L. | | |
| Citrus amblycarpa (Hassk.) Ochse | | a | |
| Citrus ampullacea hort. ex Tanaka | | a | |
| Citrus angulata Willd. | Merope angulata (Willd.) Swingle | | |
| Citrus articulata Willd. ex Spreng. | Citropsis articulata (Willd. ex Spreng.) Swingle & M. Kellerm. | | |
| Citrus asahikan hort. ex Tanaka | | a | |
| Citrus assamensis S. Dutta & S. C. Bhattach. | | a | |
| Citrus aurantiaca hort. ex Tanaka | | a | |
| Citrus aurantiifolia (Christm.) Swingle | | a | |
| Citrus aurantiifolia (Christm.) Swingle var. latifolia Yu. Tanaka | Citrus latifolia (Yu. Tanaka) Tanaka | | i |
| Citrus aurantium L. | | a | |
| Citrus aurantium L. subsp. bergamia (Risso & Poit.) Wight & Arn. ex Engl. | Citrus bergamia Risso & Poit. | | i |
| Citrus aurantium L. subsp. saponacea Saff. | Citrus macroptera Montrouz. | | i |
| Citrus aurantium L. var. bergamia Loisel. | Citrus bergamia Risso & Poit. | | i |
| Citrus aurantium L. var. decumana | Citrus maxima (Burm.) Merr. | | i |
| Citrus aurantium L. var. grandis L. | Citrus maxima (Burm.) Merr. | | i |
| Citrus aurantium L. var. myrtifolia Ker Gawl. | Citrus myrtifolia Raf. | | i |
| Citrus aurantium L. var. sinensis L. | Citrus sinensis (L.) Osbeck | | i |
| Citrus aurantium L. var. tachibana Makino | Citrus tachibana (Makino) Tanaka | | i |
| Citrus aurata Risso | | a | |
| Citrus aurea hort. ex Tanaka | | a | |
| Citrus australasica F. Muell. | Microcitrus australasica (F. Muell.) Swingle | | |
| Citrus australis (A. Cunn. ex Mudie) Planch. | Microcitrus australis (A. Cunn. ex Mudie) Swingle | | |
| Citrus balincolong (Tanaka) Tanaka | | a | |
| Citrus balotina Poit. & Turpin | | a | |
| Citrus benikoji hort. ex Tanaka | | a | |
| Citrus bergamia Risso & Poit. | | a | |
| Citrus bigarradia Loisel. | Citrus aurantium L. | | |
| Citrus boholensis (Wester) Tanaka | | a | |
| Citrus buxifolia Poir. | Severinia buxifolia (Poir.) Ten. | | |
| Citrus canaliculata hort. ex Yu. Tanaka | | a | |
| Citrus cavaleriei H. Lev. ex Cavalerie | | a | |
| Citrus celebica Koord. | | a | |
| Citrus celebica Koord. var. southwickii (Wester) Swingle | Citrus southwickii Wester | | i |
| Citrus chilensis Molina | Citrus spp. | | |
| Citrus clementina hort. ex Tanaka | | a | |
| Citrus combara Raf. | | a | i |
| Citrus cornuta Lauterb. | Monanthocitrus cornuta (Lauterb.) Tanaka | | |
| Citrus crenatifolia Lush. | | a | |
| Citrus crenatifolia Lush. var. lycopersiciformis Lush. | Citrus lycopersiciformis (Lush.) hort. ex Tanaka | | i |
| Citrus daoxianensis S. W. He & G. F. Liu | | a | |
| Citrus davaoensis (Wester) Tanaka | | a | |
| Citrus decumana (L.) L. | Citrus maxima (Burm.) Merr. | | |
| Citrus decumana L. var. panuban Wester | Citrus panuban (Wester) Tanaka | | i |
| Citrus deliciosa Ten. | | a | |
| Citrus depressa Hayata | | a | |
| Citrus depressa Hayata var. vangasay (Bojer) H. Perrier | Citrus reticulata Blanco | | i |
| Citrus dolichophylla Lauterb. & K. Schum. | Wenzelia dolichophylla (Lauterb. & K. Schum.) Tanaka | | |
| Citrus duttae Tanaka | Citrus spp. | | |
| Citrus erythrocarpa Hayata | Glycosmis erythrocarpa (Hayata) Hayata | | |
| Citrus erythrosa hort. ex Tanaka | | a | |
| Citrus excelsa Wester | | a | |
| Citrus excelsa Wester var. davaoensis Wester | Citrus davaoensis (Wester) Tanaka | | i |
| Citrus flavicarpa hort. ex Tanaka | | a | |
| Citrus floridana (J. W. Ingram & H. E. Moore) Mabb. | ×Citrofortunella floridana J. W. Ingram & H. E. Moore | | |
| Citrus funadoko hort. ex Yu. Tanaka | | a | |
| Citrus garrawayae F. M. Bailey | Microcitrus garrawayae (F. M. Bailey) Swingle | | |
| Citrus genshokan (Hayata) hort. ex Tanaka | | a | |
| Citrus glaberrima hort. ex Tanaka | | a | |
| Citrus glauca (Lindl.) Burkill | Eremocitrus glauca (Lindl.) Swingle | | |
| Citrus gracilis Mabb. | | a | |
| Citrus grandis Osbeck | Citrus maxima (Burm.) Merr. | | |
| Citrus hainanensis Tanaka | | a | |
| Citrus halimii B. C. Stone | | a | |
| Citrus hanaju Siebold ex Shirai | | a | |
| Citrus hassaku hort. ex Tanaka | | a | |
| Citrus hiroshimana hort. ex Yu. Tanaka | | a | |
| Citrus hongheensis Y. M. Ye et al. | | a | |
| Citrus hyalopulpa Tanaka | Citrus kerrii (Swingle) Tanaka | | |
| Citrus hystrix DC. | | a | |
| Citrus hystrix DC. subsp. acida (Roxb.) Engl. | Citrus aurantiifolia (Christm.) Swingle | | i |
| Citrus hystrix DC. var. balincolong Tanaka | Citrus balincolong (Tanaka) Tanaka | | i |
| Citrus hystrix DC. var. boholensis Wester | Citrus boholensis (Wester) Tanaka | | i |
| Citrus ichangensis Swingle | Citrus cavaleriei H. Lev. ex Cavalerie | | |
| Citrus ichangensis Swingle subsp. latipes Swingle | Citrus latipes (Swingle) Tanaka | | i |
| Citrus indica Tanaka | | a | |
| Citrus inflata hort. ex Tanaka | | a | |
| Citrus inflatorugosa hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus inodora F. M. Bailey | Microcitrus inodora (F. M. Bailey) Swingle | | |
| Citrus intermedia hort. ex Tanaka | | a | |
| Citrus iriomotensis hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus iwaikan hort. ex Yu. Tanaka | | a | |
| Citrus iyo hort. ex Tanaka | | a | |
| Citrus jambhiri Lush. | | a | |
| Citrus japonica Thunb. | Fortunella japonica (Thunb.) Swingle | | |
| Citrus junos Siebold ex Tanaka | | a | |
| Citrus karna Raf. | | a | i |
| Citrus keraji hort. ex Tanaka | | a | |
| Citrus keraji hort. ex Tanaka var. kabuchii hort. ex Tanaka, nom. nud. | Citrus keraji hort. ex Tanaka | | i |
| Citrus kerrii (Swingle) Tanaka | | a | |
| Citrus kinokuni hort. ex Tanaka | | a | |
| Citrus kotokan Hayata | | a | |
| Citrus latifolia (Yu. Tanaka) Tanaka | | a | |
| Citrus latipes (Swingle) Tanaka | | a | |
| Citrus leiocarpa hort. ex Tanaka | | a | |
| Citrus lima Lunan | Citrus aurantiifolia (Christm.) Swingle | | |
| Citrus limetta Risso | | a | |
| Citrus limetta Risso var. aromatica Wester | Citrus aurantiifolia (Christm.) Swingle | | i |
| Citrus limettioides Tanaka | | a | |
| Citrus limon (L.) Burm. f. | | a | i |
| Citrus limonellus Hassk. var. amblycarpa Hassk. | Citrus amblycarpa (Hassk.) Ochse | | i |
| Citrus limonia Osbeck | | a | |
| Citrus limonimedica Lush. | | a | |
| Citrus limonum Risso | Citrus limon (L.) Burm. f. | | |
| Citrus longilimon Tanaka | | a | |
| Citrus longispina Wester | | a | |
| Citrus luteoturgida hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus lycopersiciformis (Lush.) hort. ex Tanaka | | a | |
| Citrus macracantha Hassk. | Citrus sinensis (L.) Osbeck | | |
| Citrus macrolimon Tanaka | | a | |
| Citrus macrophylla Wester | | a | |
| Citrus macroptera Montrouz. | | a | |
| Citrus macroptera Montrouz. var. annamensis Tanaka | Citrus combara Raf. | | i |
| Citrus macroptera Montrouz. var. kerrii Swingle | Citrus kerrii (Swingle) Tanaka | | i |
| Citrus maderaspatana hort. ex Tanaka | | a | |
| Citrus madurensis auct. | ×Citrofortunella microcarpa (Bunge) Wijnands | | |
| Citrus madurensis Lour. | Fortunella japonica (Thunb.) Swingle | | |
| Citrus malaccensis Ridl. | Burkillanthus malaccensis (Ridl.) Swingle | | |
| Citrus margarita Lour. | Fortunella margarita (Lour.) Swingle | | |
| Citrus maxima (Burm.) Merr. | | a | |
| Citrus medica L. | | a | |
| Citrus medica L. var. acida (Roxb.) Hook. f. | Citrus aurantiifolia (Christm.) Swingle | | i |
| Citrus medica L. var. alata Tanaka | Citrus alata (Tanaka) Tanaka | | i |
| Citrus medica L. var. ethrog Engl. | | a | i |
| Citrus medica L. var. limon L. | Citrus limon (L.) Burm. f. | | i |
| Citrus medica L. var. medica | | a | i |
| Citrus medica L. var. nana Wester | Citrus nana (Wester) Tanaka | | i |
| Citrus medica L. var. odorata Wester | Citrus odorata (Wester) Tanaka | | i |
| Citrus medica L. var. sarcodactylis (Hoola van Nooten) Swingle | | a | i |
| Citrus medioglobosa hort. ex Tanaka | | a | |
| Citrus megaloxycarpa Lush. | | a | |
| Citrus megaloxycarpa Lush. var. pennivesiculata Lush. | Citrus pennivesiculata (Lush.) Tanaka | | i |
| Citrus meyeri Yu. Tanaka | | a | |
| Citrus miaray Wester | | a | |
| Citrus micrantha Wester | | a | |
| Citrus micrantha Wester var. microcarpa Wester | Citrus westeri Tanaka | | i |
| Citrus microcarpa Bunge | ×Citrofortunella microcarpa (Bunge) Wijnands | | |
| Citrus mitis Blanco | ×Citrofortunella microcarpa (Bunge) Wijnands | | |
| Citrus montana (Wester) Tanaka | | a | |
| Citrus myrtifolia Raf. | | a | i |
| Citrus nana (Wester) Tanaka | | a | |
| Citrus natsudaidai Hayata | | a | |
| Citrus neoaurantium Tanaka | Citrus spp. | | |
| Citrus neocaledonica Guillaumin | Oxanthera neocaledonica (Guillaumin) Tanaka | | |
| Citrus nippokoreana Tanaka | | a | |
| Citrus nobilis Andrews | Citrus reticulata Blanco | | |
| Citrus nobilis Lour. | | a | |
| Citrus nobilis Lour. var. deliciosa (Ten.) Swingle | Citrus deliciosa Ten. | | i |
| Citrus nobilis Lour. var. genshokan Hayata | Citrus genshokan (Hayata) hort. ex Tanaka | | i |
| Citrus nobilis Lour. var. papillaris (Blanco) Wester | Citrus papillaris Blanco | | i |
| Citrus nobilis Lour. var. ponki Hayata | Citrus ponki (Hayata) hort. ex Tanaka | | i |
| Citrus nobilis Lour. var. sunki Hayata | Citrus sunki (Hayata) hort. ex Tanaka | | i |
| Citrus nobilis Lour. var. unshiu Swingle | Citrus unshiu Marcow. | | i |
| Citrus oblonga hort. ex Yu. Tanaka | | a | |
| Citrus obovoidea hort. ex I. Takah. | | a | |
| Citrus odorata (Wester) Tanaka | | a | |
| Citrus oleocarpa hort. ex Tanaka | | a | |
| Citrus oligopulpa hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus otachibana hort. ex Yu. Tanaka | | a | |
| Citrus oto hort. ex Yu. Tanaka | | a | |
| Citrus paniculata Schumach. | Afraegle paniculata (Schumach.) Engl. | | |
| Citrus panuban (Wester) Tanaka | | a | |
| Citrus papaya Hassk. | | a | |
| Citrus papillaris Blanco | | a | |
| Citrus papuana F. M. Bailey | Citrus macroptera Montrouz. | | |
| Citrus paradisi Macfad. | | a | |
| Citrus paratangerina hort. ex Tanaka | | a | |
| Citrus pennivesiculata (Lush.) Tanaka | | a | |
| Citrus platymamma hort. ex Tanaka | | a | |
| Citrus polyandra Tanaka | Clymenia polyandra (Tanaka) Swingle | | |
| Citrus polytrifolia Govaerts | Poncirus polyandra S. Q. Ding et al. | | |
| Citrus ponki (Hayata) hort. ex Tanaka | | a | |
| Citrus pseudogulgul hort. ex Shirai | | a | |
| Citrus pseudolimon Tanaka | | a | |
| Citrus pseudolimonum Wester | | a | |
| Citrus pseudopapillaris Tanaka | | a | |
| Citrus pseudoparadisi hort. ex Yu. Tanaka | | a | |
| Citrus pseudosunki hort. ex Tanaka | | a | |
| Citrus pyriformis Hassk. | | a | |
| Citrus reshni hort. ex Tanaka | | a | |
| Citrus reticulata Blanco | | a | |
| Citrus reticulata Blanco subsp. unshiu (Marcow.) D. Rivera et al. | Citrus unshiu Marcow. | | i |
| Citrus reticulata Blanco var. austera Swingle | Citrus sunki (Hayata) hort. ex Tanaka | | i |
| Citrus rokugatsu hort. ex Yu. Tanaka | | a | |
| Citrus rugulosa hort. ex Tanaka | | a | |
| Citrus sarbati Tanaka | Citrus spp. | | |
| Citrus scandens Griff. | Paramignya scandens (Griff.) Craib | | i |
| Citrus semperflorens Lush. | | a | |
| Citrus shunkokan hort. ex Tanaka | | a | |
| Citrus sinensis (L.) Osbeck | | a | |
| Citrus sinograndis hort. ex Yu. Tanaka | | a | |
| Citrus southwickii Wester | | a | |
| Citrus speciosa hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus sphaerocarpa Tanaka, nom. nud. | Citrus spp. | | |
| Citrus suavissima hort. ex Tanaka | | a | |
| Citrus succosa hort. ex Tanaka | | a | |
| Citrus sudachi hort. ex Shirai | | a | |
| Citrus suhuiensis hort. ex Tanaka | | a | |
| Citrus sulcata hort. ex I. Takah. | | a | |
| Citrus sunki (Hayata) hort. ex Tanaka | | a | |
| Citrus tachibana (Makino) Tanaka | | a | |
| Citrus taitensis Risso | Citrus limonia Osbeck | | |
| Citrus taiwanica Tanaka & Y. Shimada | | a | |
| Citrus takuma-sudachi hort. ex Tanaka | | a | |
| Citrus tamurana hort. ex Tanaka | | a | |
| Citrus tangelo J. W. Ingram & H. E. Moore | | a | |
| Citrus tangerina Tanaka | | a | |
| Citrus tankan Hayata | | a | |
| Citrus tardiferax hort. ex Tanaka | | a | |
| Citrus tardiva hort. ex Shirai | | a | |
| Citrus tarogayo hort. ex Yu. Tanaka | | a | |
| Citrus temple hort. ex Yu. Tanaka | | a | |
| Citrus tengu hort. ex Tanaka | | a | |
| Citrus tenuissima hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus torosa Blanco | Citrus hystrix DC. | | |
| Citrus trifoliata L. | Poncirus trifoliata (L.) Raf. | | |
| Citrus trifoliata L. var. monstrosa T. Ito | Poncirus trifoliata (L.) Raf. | | i |
| Citrus tumida hort. ex Tanaka | | a | |
| Citrus ujukitsu Tanaka | | a | |
| Citrus undulata Guillaumin | Oxanthera undulata (Guillaumin) Swingle | | |
| Citrus unshiu Marcow. | | a | |
| Citrus vangasay Bojer | Citrus reticulata Blanco | | |
| Citrus virgata Mabb. | Microcitrus hybr. | | |
| Citrus vitiensis Tanaka | | a | |
| Citrus volkameriana V. Ten. & Pasq. | Citrus limonia Osbeck | | |
| Citrus vulgaris Risso | Citrus aurantium L. | | |
| Citrus warburgiana F. M. Bailey | Microcitrus warburgiana (F. M. Bailey) Tanaka | | |
| Citrus webberi Wester | | a | |
| Citrus webberi Wester var. montana Wester | Citrus montana (Wester) Tanaka | | i |
| Citrus westeri Tanaka | | a | |
| Citrus wilsonii Tanaka | | a | |
| Citrus wintersii Mabb. | Microcitrus papuana Winters | | |
| Citrus yamabuki hort. ex Yu. Tanaka | | a | |
| Citrus yanbaruensis hort. ex Tanaka, nom. nud. | Citrus spp. | | |
| Citrus yatsushiro hort. ex Tanaka | | a | |
| Citrus yuko hort. ex Tanaka | | a | |