Plant Encyclopedia

Scientific names: R 651 plants

• Radermachera peninsularis
• Radermachera sinica (China doll, "Sendankisasage")
• Ranunculus abortivis ("Himetagarashi")
• Ranunculus acris
• Ranunculus acris subsp. acris ("Akurisukinpoge")
• Ranunculus acris subsp. nipponicus ("Miyamakinpoge")
• Ranunculus acris subsp. nipponicus f. yuparensis ("Komiyamakinpoge")
• Ranunculus altaicus subsp. shinanoalpinus ("Takanekinpoge")
• Ranunculus arvensis ("Itokitsunenobotan")
• Ranunculus asiaticus (Persian buttercup, "Hanakinpoge")
• Ranunculus bulbosus ("Tamakinpoge")
• Ranunculus cantoniensis ("Kekitsunenobotan")
• Ranunculus chinensis ("Kokitsunenobotan")
• Ranunculus franchetii ("Ezokinpoge")
• Ranunculus gmelinii ("Karakusakinpoge")
• Ranunculus grandis
• Ranunculus grandis var. austrokurilensis ("Shikotankinpoge")
• Ranunculus grandis var. grandis ("Omanoashigata")
• Ranunculus grandis var. mirissimus ("Gunnaikinpoge")
• Ranunculus grandis var. ozensis ("Ozekinpoge")
• Ranunculus hakkodensis ("Tsurukitsunenobotan")
• Ranunculus hispidus var. nitidus ("Amerikakitsunenobotan")
• Ranunculus horieanus ("Soyakinpoge")
• Ranunculus japonicus
• Ranunculus japonicus var. akagiensis ("Akagikinpoge")
• Ranunculus japonicus var. akagiensis f. plenus ("Yaezakiakagikinpoge")
• Ranunculus japonicus var. ibukiensis ("Ibukikinpoge")
• Ranunculus japonicus var. japonicus ("Umanoashigata")
• Ranunculus japonicus var. japonicus f. coloratus ("Shiromanoashigata")
• Ranunculus japonicus var. japonicus f. pleniflorus ("Kinpoge")
• Ranunculus japonicus var. rostratus ("Shikokukinpoge")
• Ranunculus kazusensis ("Himebaikamo")
• Ranunculus kitadakeanus
• Ranunculus lanuginosus ("Hirohakinpoge")
• Ranunculus muricatus (rough-fruited buttercup, "Togeminokitsunenobotan")
• Ranunculus nipponicus
• Ranunculus nipponicus var. japonicus ("Mishimabaikamo")
• Ranunculus nipponicus var. major ("Oichobaikamo")
• Ranunculus nipponicus var. nipponicus ("Ichobaikamo")
• Ranunculus nipponicus var. submersus ("Baikamo")
• Ranunculus parviflorus ("Kogomekinpoge")
• Ranunculus polyanthemos ("Hosozakekinpoge")
• Ranunculus pygmaeus ("Kumomakinpoge")
• Ranunculus Rax Series
• Ranunculus repens (creeping buttercup, "Haikinpoge")
• Ranunculus reptans ("Itokinpoge")
• Ranunculus sardous ("Ibomikinpoge")
• Ranunculus sceleratus ("Tagarashi")
• Ranunculus sceleratus × Ranunculus silerifolius ("Kitsunenotagarashi")
• Ranunculus sieboldii ("Shimakitsunenobotan")
• Ranunculus silerifolius ("Kitsunenobotan")
• Ranunculus silerifolius var. glaber ("Kitsunenobotan")
• Ranunculus silerifolius var. glaber f. pleniflorus ("Yaekitsunenobotan")
• Ranunculus silerifolius var. glaber f. prostratus ("Haikitsunenobotan")
• Ranunculus silerifolius var. silerifolius ("Yamakitsunenobotan")
• Ranunculus tachiroei ("Otokozeri")
• Ranunculus ternatus
• Ranunculus ternatus var. lutchuensis ("Ryukyuhikinokasa")
• Ranunculus ternatus var. lutchuensis f. izumikawae ("Yaeryukyuhikinokasa")
• Ranunculus ternatus var. ternatus ("Hikinokasa")
• Ranunculus ternatus var. ternatus f. pilosulus ("Usugehikinokasa")
• Ranunculus yaegatakensis ("Himekitsunenobotan")
• Ranunculus yakushimensis ("Himeumanoashigata")
• Ranunculus yatsugatakensis
• Ranunculus yezoensis ("Chitosebaikamo")
• Ranzania japonica ("Togakushiso")
• Raphanus raphanistrum ("Seiyonodaikon")
• Raphanus sativus var. hortensis ("Daikon")
• Raphanus sativus var. hortensis f. raphanistroides ("Hamadaikon")
• Raphanus sativus var. sativus (radish, "Hatsukadaikon")
• Rapistrum rugosum ("Miyagarashi")
• Rapistrum rugosum var. microcarpum ("Himemiyagarashi")
• Rapistrum rugosum var. rugosum ("Kemiyagarashi")
• Rapistrum rugosum var. venosum ("Miyagarashi")
• Ratibida columnifera (upright prairie coneflower, "Kobarengiku")
• Rebutia (genus)
• Rehmannia elata (Chinese foxglove)
• Rehmannia japonica ("Senrigoma")
• Reineckea carnea ("Kichijoso")
• Reinwardtia indica (yellow flax, "Kibanaama")
• Reseda alba ("Shinobumokuseiso")
• Reseda lutea ("Kibanamokuseiso")
• Reseda luteola ("Hozakimokuseiso")
• Reseda odorata ("Mokuseiso")
• Rhachidosorus mesosorus ("Nuriwarabi")
• Rhamnella franguloides ("Nekonochichi")
• Rhamnella inaequilatera ("Yaeyamanekonochichi")
• Rhamnus chugokuensis ("Taishakukuromemodoki")
• Rhamnus costata ("Kurokanba")
• Rhamnus costata f. nambuana ("Nanbukurokanba")
• Rhamnus costata f. pubescens ("Yamanashikurokanba")
• Rhamnus davurica
• Rhamnus davurica var. davurica ("Chosenkurotsubara")
• Rhamnus davurica var. nipponica ("Kurotsubara")
• Rhamnus davurica var. nipponica f. pubescens ("Kekurotsubara")
• Rhamnus ishidae ("Miyamahanmodoki")
• Rhamnus japonica ("Kuromemodoki")
• Rhamnus japonica var. decipiens ("Kuromemodoki")
• Rhamnus japonica var. decipiens f. chlorocarpa ("Aominokuromemodoki")
• Rhamnus japonica var. decipiens f. senanensis ("Shinanokuromemodoki")
• Rhamnus japonica var. japonica ("Ezonokuromemodoki")
• Rhamnus japonica var. microphylla ("Kobanokuromemodoki")
• Rhamnus kanagusukui ("Himekuromemodoki")
• Rhamnus liukiuensis
• Rhamnus utilis
• Rhamnus yoshinoi ("Kibinokuromemodoki")
• Rhamnus × calcicola ("Kunigamikuromemodoki")
• Rhaphidophora korthalsii ("Sakishimahabukazura")
• Rhaphidophora liukiuensis ("Himehabukazura")
• Rhaphiolepsis indica
• Rhaphiolepsis indica var. liukiuensis ("Hosobasharinbai")
• Rhaphiolepsis indica var. umbellata (Yeddo hawthorn, "Sharinbai")
• Rhapis excelsa (bamboo palm, "Kannonchiku")
• Rhapis humilis (reed rhapis, "Shurochiku")
• Rheum rhabarbarum (garden rhubarb)
• Rhipsalis (genus, mistletoe cacti)
• Rhizophora mucronata ("Obahirugi")
• Rhodanthe anthemoides (chamomile sunray)
• Rhodanthe chlorocephala subsp. rosea (everlasting daisy, "Hanakanzashi")
• Rhodanthemum (genus)
• Rhodiola ishidae ("Hosobaiwabenkei")
• Rhodiola rosea (golden root, "Iwabenkei")
• Rhododendron (genus, "Shakunage")
• Rhododendron (genus, "Azarea")
• Rhododendron (genus, Exbury hybrids)
• Rhododendron albrechtii (Albrecht's azalea, "Murasakiyashiotsutsuji")
• Rhododendron albrechtii f. albiflorum ("Shirobanamurasakiyashiotsutsuji")
• Rhododendron albrechtii f. canescens ("Uragemurasakiyashiotsutsuji")
• Rhododendron albrechtii f. hypoleucum ("Urajiromiyamatsutsuji")
• Rhododendron amagianum
• Rhododendron amakusaense
• Rhododendron amakusaense × Rhododendron reticulatum ("Nebarikobanomitsubatsutsuji")
• Rhododendron amakusaense × Rhododendron weyrichii
• Rhododendron amanoi ("Sakishimatsutsuji")
• Rhododendron amanoi × Rhododendron simsii ("Sakishimatotsutsuji")
• Rhododendron aureum ("Kibanashakunage")
• Rhododendron aureum f. albiflorum ("Goshikishakunage")
• Rhododendron aureum f. senanense ("Yaekibanashakunage")
• Rhododendron benhallii ("Tsuriganetsutsuji")
• Rhododendron benhallii f. lasiostipes ("Aragetsuriganetsutsuji")
• Rhododendron boninense ("Munintsutsuji")
• Rhododendron brachycarpum
• Rhododendron brachycarpum var. brachycarpum ("Hakusanshakunage")
• Rhododendron brachycarpum var. brachycarpum f. brachycarpum ("Uragehakusanshakunage")
• Rhododendron brachycarpum var. brachycarpum f. fauriei ("Kenashihakusanshakunage")
• Rhododendron brachycarpum var. brachycarpum f. nemotoanum ("Nemotoshakunage")
• Rhododendron dauricum ("Ezomurasakitsutsuji")
• Rhododendron dauricum f. albiflorum ("Shirobanaezomurasakitsutsuji")
• Rhododendron degronianum
• Rhododendron degronianum var. amagianum ("Amagishakunage")
• Rhododendron degronianum var. degronianum ("Azumashakunage")
• Rhododendron degronianum var. degronianum f. leucanthum ("Shirobanaazumashakunage")
• Rhododendron degronianum var. degronianum f. nakaii ("Fuchibenishakunage")
• Rhododendron dilatatum
• Rhododendron dilatatum var. boreale ("Hidakamitsubatsutsuji")
• Rhododendron dilatatum var. decandrum ("Tosanomitsubatsutsuji")
• Rhododendron dilatatum var. decandrum f. albiflorum ("Shirobanatosanomitsubatsutsuji")
• Rhododendron dilatatum var. decandrum × Rhododendron weyrichii ("Kobaontsutsuji")
• Rhododendron dilatatum var. dilatatum ("Mitsubatsutsuji")
• Rhododendron dilatatum var. dilatatum f. hypopilosum ("Uragemitsubatsutsuji")
• Rhododendron dilatatum var. dilatatum f. leucanthum ("Shirobanamitsubatsutsuji")
• Rhododendron dilatatum var. lasiocarpum ("Awanomitsubatsutsuji")
• Rhododendron dilatatum var. satsumense ("Hayatomitsubatsutsuji")
• Rhododendron eriocarpum var. eriocarpum ("Marubasatsuki")
• Rhododendron eriocarpum var. eriocarpum f. albiflorum ("Shirobanamarubasatsuki")
• Rhododendron eriocarpum var. tawadae ("Senkakutsutsuji")
• Rhododendron goyozanense
• Rhododendron groenlandicum
• Rhododendron groenlandicum subsp. diversipilosum
• Rhododendron groenlandicum subsp. diversipilosum var. diversipilosum ("Karafutoisotsutsuji")
• Rhododendron groenlandicum subsp. diversipilosum var. nipponicum ("Isotsutsuji")
• Rhododendron hyugaense
• Rhododendron hyugaense f. albiflorum ("Shirobanahyugamitsubatsutsuji")
• Rhododendron hyugaense × Rhododendron osuzuyamense
• Rhododendron hyugaense × Rhododendron weyrichii
• Rhododendron indicum
• Rhododendron indicum f. otakumi ("Otakumitsutsuji")
• Rhododendron japonoheptamerum
• Rhododendron japonoheptamerum var. hondoense ("Honshakunage")
• Rhododendron japonoheptamerum var. hondoense f. leucanthum ("Shirobanahonshakunage")
• Rhododendron japonoheptamerum var. japonoheptamerum ("Tsukushishakunage")
• Rhododendron japonoheptamerum var. japonoheptamerum f. albiflorum ("Shirobanatsukushishakunage")
• Rhododendron japonoheptamerum var. kyomaruense ("Kyomarushakunage")
• Rhododendron japonoheptamerum var. okiense ("Okishakunage")
• Rhododendron kaempferi
• Rhododendron kaempferi var. kaempferi ("Yamatsutsuji")
• Rhododendron kaempferi var. kaempferi f. album ("Shiroyamatsutsuji")
• Rhododendron kaempferi var. kaempferi f. komatsui ("Yaezakiyamatsutsuji")
• Rhododendron kaempferi var. macrogemma ("Oshimatsutsuji")
• Rhododendron kaempferi var. mikawanum ("Mikawatsutsuji")
• Rhododendron kaempferi var. saikaiense ("Saikaitsutsuji")
• Rhododendron kaempferi var. tubiflorum ("Himeyamatsutsuji")
• Rhododendron katsumatae ("Hozakitsuriganetsutsuji")
• Rhododendron katsumatae f. duplex ("Futaetsuriganetsutsuji")
• Rhododendron keiskei
• Rhododendron keiskei var. hypoglaucum ("Urajirohikagetsutsuji")
• Rhododendron keiskei var. keiskei ("Hikagetsutsuji")
• Rhododendron keiskei var. ozawae ("Haihikagetsutsuji")
• Rhododendron kiusianum ("Miyamakirishima")
• Rhododendron kiusianum f. albiflorum ("Shirobanamiyamakirishima")
• Rhododendron kiusianum f. maedae ("Yaemiyamakirishima")
• Rhododendron kiyosumense
• Rhododendron komiyamae ("Ashitakatsutsuji")
• Rhododendron kroniae ("Yorakutsutsuji")
• Rhododendron Kurume Group ("Kurumetsutsuji")
• Rhododendron lagopus
• Rhododendron lagopus var. lagopus ("Daisenmitsubatsutsuji")
• Rhododendron lagopus var. niphophilum ("Yukigunimitsubatsutsuji")
• Rhododendron lagopus var. niphophilum f. albiflorum ("Shirobanayukigunimitsubatsutsuji")
• Rhododendron lapponicum subsp. parvifolium ("Sakaitsutsuji")
• Rhododendron lasiophyllum
• Rhododendron lasiophyllum var. glabrescens ("Fujitsuriganetsutsuji")
• Rhododendron lasiophyllum var. lasiophyllum ("Murasakitsuriganetsutsuji")
• Rhododendron lasiophyllum var. lasiophyllum f. bicolor ("Hakonetsuriganetsutsuji")
• Rhododendron latoucheae
• Rhododendron latoucheae var. amamiense ("Amamiseishika")
• Rhododendron latoucheae var. latoucheae ("Seishika")
• Rhododendron macrosepalm × Rhododendron pulchrum ("Takinokuchitsutsuji")
• Rhododendron macrosepalum ("Mochitsutsuji")
• Rhododendron macrosepalum f. albiflorum ("Shirobanamochitsutsuji")
• Rhododendron makinoi ("Hosobashakunage")
• Rhododendron makinoi f. leucanthum ("Shirobanahosobashakunage")
• Rhododendron makinoi f. plenum ("Yaehosobashakunage")
• Rhododendron mayebarae
• Rhododendron mayebarae var. mayebarae ("Nangokumitsubatsutsuji")
• Rhododendron mayebarae var. mayebarae f. leucanthum ("Shirobananangokumitsubatsutsuji")
• Rhododendron mayebarae var. ohsumiense ("Osumimitsubatsutsuji")
• Rhododendron mayebarae × Rhododendron hyugaense ("Nangokuhyugamitsubatsutsuji")
• Rhododendron mayebarae × Rhododendron osuzuyamense ("Nangokurajiromitsubatsutsuji")
• Rhododendron mayebarae × Rhododendron weyrichii ("Nangokuontsutsuji")
• Rhododendron molle subsp. japonicum (Japanese azalea, "Rengetsutsuji")
• Rhododendron molle subsp. japonicum f. canescens
• Rhododendron molle subsp. japonicum f. flavum ("Kirengetsutsuji")
• Rhododendron molle subsp. japonicum f. glaucophyllum ("Urajirorengetsutsuji")
• Rhododendron molle subsp. japonicum f. multifidum ("Rengebotan")
• Rhododendron mucronulatum var. ciliatum ("Genkaitsutsuji")
• Rhododendron mucronulatum var. ciliatum f. leucanthum ("Shirobanagenkaitsutsuji")
• Rhododendron mucronulatum var. mucronulatum ("Karamurasakitsutsuji")
• Rhododendron multiflorum
• Rhododendron multiflorum var. multiflorum ("Urajiroyoraku")
• Rhododendron multiflorum var. multiflorum f. brevicalyx ("Azumatsuriganetsutsuji")
• Rhododendron multiflorum var. tsuchiyae ("Tonetsuriganetsutsuji")
• Rhododendron nipponicum ("Obatsutsuji")
• Rhododendron nudipes
• Rhododendron nudipes var. kirishimense ("Kirishimamitsubatsutsuji")
• Rhododendron nudipes var. kirishimense × Rhododendron viscictylum ("Kimotsukimitsubatsutsuji")
• Rhododendron nudipes var. nagasakianum ("Himemitsubatsutsuji")
• Rhododendron nudipes var. nudipes ("Saigokumitsubatsutsuji")
• Rhododendron nudipes var. nudipes × Rhododendron weyrichii ("Saigokuontsutsuji")
• Rhododendron osuzuyamense ("Urajiromitsubatsutsuji")
• Rhododendron pentandrum ("Koyorakutsutsuji")
• Rhododendron pentaphyllum
• Rhododendron pentaphyllum var. nikoense ("Akayashio")
• Rhododendron pentaphyllum var. nikoense f. albiflorum ("Yukiyashio")
• Rhododendron pentaphyllum var. pentaphyllum ("Tsukushiakebonotsutsuji")
• Rhododendron pentaphyllum var. shikokianum ("Akebonotsutsuji")
• Rhododendron quinquefolium ("Shiroyashio")
• Rhododendron quinquefolium f. speciosum ("Kanokogoyotsutsuji")
• Rhododendron reticulatum ("Kobanomitsubatsutsuji")
• Rhododendron reticulatum f. albiflorum ("Shirobanakobanomitsubatsutsuji")
• Rhododendron reticulatum f. bifolium ("Mugikobanomitsubatsutsuji")
• Rhododendron reticulatum f. ciliatum ("Aragemitsubatsutsuji")
• Rhododendron reticulatum f. glabrescens ("Tsukushikobanomitsubatsutsuji")
• Rhododendron reticulatum f. parvifolium ("Nishikikobanomitsubatsutsuji")
• Rhododendron reticulatum f. versicolor ("Genpeikobanomitsubatsutsuji")
• Rhododendron ripense ("Kishitsutsuji")
• Rhododendron ripense f. leucanthum ("Shirobanakishitsutsuji")
• Rhododendron sanctum ("Jingutsutsuji")
• Rhododendron sanctum f. albiflorum ("Shirobanashibukawatsutsuji")
• Rhododendron sataense
• Rhododendron Satsuki Group
• Rhododendron scabrum ("Keramatsutsuji")
• Rhododendron scabrum f. albiflorum ("Shirokerama")
• Rhododendron scabrum f. roseum ("Momokerama")
• Rhododendron semibarbatum ("Baikatsutsuji")
• Rhododendron serpyllifolium
• Rhododendron serpyllifolium var. albiflorum ("Shirobanaunzentsutsuji")
• Rhododendron serpyllifolium var. albiflorum f. usukiunzen ("Usukiunzen")
• Rhododendron serpyllifolium var. serpyllifolium ("Unzentsutsuji")
• Rhododendron serpyllifolium var. serpyllifolium f. album ("Shironzen")
• Rhododendron serpyllifolium var. serpyllifolium f. seigaiunzen ("Seigaiunzen")
• Rhododendron simsii ("Taiwan'yamatsutsuji")
• Rhododendron tashiroi
• Rhododendron tashiroi f. leucanthum ("Shirobanasakuratsutsuji")
• Rhododendron tashiroi var. lasiophyllum ("Aragesakuratsutsuji")
• Rhododendron tashiroi var. lasiophyllum f. album ("Shirobanaaragesakuratsutsuji")
• Rhododendron tashiroi var. tashiroi ("Sakuratsutsuji")
• Rhododendron tashiroi × Rhododendron viscistylum ("Sakuratakakumamitsubatsutsuji")
• Rhododendron tomentosum
• Rhododendron tomentosum var. decumbens ("Himeisotsutsuji")
• Rhododendron tosaense ("Fujitsutsuji")
• Rhododendron tosaense f. albiflorum ("Shirobanafujitsutsuji")
• Rhododendron transiens ("Oyamatsutsuji")
• Rhododendron tschonoskii
• Rhododendron tschonoskii subsp. trinerve ("Okometsutsuji")
• Rhododendron tschonoskii subsp. tschonoskii
• Rhododendron tschonoskii subsp. tschonoskii var. tetramerum ("Chojikometsutsuji")
• Rhododendron tschonoskii subsp. tschonoskii var. tschonoskii ("Kometsutsuji")
• Rhododendron tschonoskii subsp. tschonoskii var. tschonoskii f. roseum ("Benibanakometsutsuji")
• Rhododendron tsurugisanense
• Rhododendron tsurugisanense var. nudipetiolatum ("Akaishimitsubatsutsuji")
• Rhododendron tsurugisanense var. tsurugisanense
• Rhododendron tsusiophyllum ("Hakonekometsutsuji")
• Rhododendron uwaense ("Tokiwabaikatsutsuji")
• Rhododendron viscistylum ("Takakumamitsubatsutsuji")
• Rhododendron wadanum ("Togokumitsubatsutsuji")
• Rhododendron wadanum f. kaimontanum ("Kaimitsubatsutsuji")
• Rhododendron wadanum f. leucanthum ("Shirobanatogokumitsubatsutsuji")
• Rhododendron weyrichii var. weyrichii ("Ontsutsuji")
• Rhododendron weyrichii var. weyrichii f. albiflorum ("Shirobanaontsutsuji")
• Rhododendron weyrichii var. weyrichii f. purpuriflorum ("Murasakiontsutsuji")
• Rhododendron yakuinsulare
• Rhododendron yakumontanum
• Rhododendron yakushimanun
• Rhododendron yakushimanun var. intermedium ("Oyakushimashakunage")
• Rhododendron yakushimanun var. yakushimanum
• Rhododendron yakushimense
• Rhododendron yedoense f. yedoense ("Yodogawatsutsuji")
• Rhododendron yedoense var. hallaisanense ("Tannachosen'yamatsutsuji")
• Rhododendron × ashitakayamense ("Surugatsutsuji")
• Rhododendron × enomotoi ("Uretsutsuji")
• Rhododendron × hannoense
• Rhododendron × hasegawae ("Hakonemitsubatsutsuji")
• Rhododendron × hidaense ("Aoyashakunage")
• Rhododendron × kamatae ("Urajirokoyoraku")
• Rhododendron × kisoanum
• Rhododendron × komatsui ("San'yotsutsuji")
• Rhododendron × koudzumontanum ("Kozushimayamatsutsuji")
• Rhododendron × kuratanum ("Watanabemitsubatsutsuji")
• Rhododendron × kurohimense
• Rhododendron × mizumotoi ("Sounmitsubatsutsuji")
• Rhododendron × nikomontanum ("Nikkokibanashakunage")
• Rhododendron × nikomontanum f. plenum ("Yaezakinikkokibanashakunage")
• Rhododendron × obtusum (Kirishima azalea)
• Rhododendron × pulchrum ("Hiradotsutsuji")
• Rhododendron × satsumense ("Sakuraontsutsuji")
• Rhododendron × takanashianum ("Kusenbutsutsuji")
• Rhododendron × tatuoi ("Musashimitsubatsutsuji")
• Rhododendron × tectum ("Miyakotsutsuji")
• Rhododendron ×mucronatum ("Ryukyutsutsuji")
• Rhodohypoxis baurii (red star, "Attsuzakura")
• Rhodoleia (genus)
• Rhodomyrtus tomentosa (Rose Myrtle, "Tenninka")
• Rhodotypos scandens ("Shiroyamabuki")
• Rhomboda tokioi ("Shirosujikageroran")
• Rhomboda yakusimensis
• Rhus javanica (Chinese sumac, "Nurude")
• Rhus javanica var. chinensis (Chinese sumac, "Nurude")
• Rhus javanica var. javanica ("Taiwanfushinoki")
• Rhynchosia acuminatifolia ("Tokirimame")
• Rhynchosia minima ("Himenoazuki")
• Rhynchosia minima f. nuda ("Marubahimenoazuki")
• Rhynchosia volubilis ("Tankirimame")
• Rhynchospermum verticillatum ("Shubunso")
• Rhynchospora alba (white beak-sedge, "Mikazukigusa")
• Rhynchospora boninensis ("Shimaigakusa")
• Rhynchospora brownii ("Toranohanahige")
• Rhynchospora colorata (starrush whitetop, "Shirasagikayatsuri")
• Rhynchospora corymbosa ("Yaeyamaapurasuge")
• Rhynchospora faberi ("Itoinunohanahige")
• Rhynchospora faberi f. breviseta ("Chosenhimeinunohanahige")
• Rhynchospora faberi f. exigua ("Nezuminohanahige")
• Rhynchospora faberi f. umemurae ("Himeinunohanahige")
• Rhynchospora fauriei ("Oinunohanahige")
• Rhynchospora fujiiana ("Koinunohanahige")
• Rhynchospora fujiiana f. scabriseta ("Mikawakoinunohanahige")
• Rhynchospora malasica ("Mikurigaya")
• Rhynchospora rubra ("Igakusa")
• Rhynchospora rugosa ("Inunohanahige")
• Rhynchospora yasudana ("Miyamainunohanahige")
• Rhynchospora × hakkodensis ("Mikazukigusamodoki")
• Rhynchotechum discolor var. austrokiushiuense ("Tamazakiyamabiwaso")
• Rhynchotechum discolor var. discolor ("Yamabiwaso")
• Rhynchotechum discolor var. incisum ("Kirebayamabiwaso")
• Ribes ambiguum
• Ribes ambiguum var. ambiguum ("Yashabishaku")
• Ribes ambiguum var. glabrum ("Kenashiyashabishaku")
• Ribes fasciculatum ("Yabusanzashi")
• Ribes horridum ("Kurominoharisuguri")
• Ribes japonicum ("Komagatakesuguri")
• Ribes latifolium ("Ezosuguri")
• Ribes maximowiczianum ("Zarikomi")
• Ribes rubrum (red currant, "Fusasuguri")
• Ribes sachalinense ("Togasuguri")
• Ribes sinanense ("Suguri")
• Ribes sinanense f. inerme ("Togenashisuguri")
• Ribes triste ("Tokachisuguri")
• Richardia brasiliensis (tropical Mexican clover, "Burajiruhashikagusamodoki")
• Richardia scabra ("Hashikagusamodoki")
• Ricinus communis (castor bean, "Togoma")
• Rivina humilis (pigeonberry, "Juzusango")
• Robinia pseudoacacia (false acacia, "Harienju")
• Robinia pseudoacacia f. inermis ("Togenashiharienju")
• Robinia ×margaretta
• Rodgersia podophylla ("Yagurumaso")
• Rohdea japonica
• Rohdea japonica var. japonica (Nippon lily, "Omoto")
• Rohdea japonica var. latifolia ("Satsumaomoto")
• Romulea rosea ("Afurikahimeayame")
• Rorippa amphibia ("Sakebamimiinugarashi")
• Rorippa austriaca ("Mimiinugarashi")
• Rorippa cantoniensis ("Koinugarashi")
• Rorippa curvisiliqua ("Magarimiinugarashi")
• Rorippa dubia ("Michibatagarashi")
• Rorippa globosa ("Migiwagarashi")
• Rorippa indica ("Inugarashi")
• Rorippa indica f. longicarpa ("Nagaminoinugarashi")
• Rorippa indica f. viridiflora ("Aoinugarashi")
• Rorippa palustris ("Sukashitagobo")
• Rorippa sylvestris ("Kirehainugarashi")
• Rorippa teres ("Kogomeinubagarashi")
• Rorippa × armoracioies ("Kirehamimiinugarashi")
• Rorippa × brachyceras ("Himeinugarashi")
• Rosa (genus)
• Rosa (genus)
• Rosa (genus)
• Rosa (genus)
• Rosa acicularis ("Otakanebara")
• Rosa amblyotis ("Karafutoibara")
• Rosa banksiae (lady Banks' rose, "Mokkobara")
• Rosa bracteata ("Kakayanbara")
• Rosa chinensis (China rose, "Koshinbara")
• Rosa fujisanensis
• Rosa hirtula ("Sanshobara")
• Rosa La Reine Marie-Antoinette
• Rosa laevigata (Cherokee rose, "Naniwaibara")
• Rosa luciae ("Terihanoibara")
• Rosa luciae f. glandulifera ("Ryukyuterihanoibara")
• Rosa luciae f. ohwii ("Togenashiterihanoibara")
• Rosa luciae f. plena ("Yaeterihanoibara")
• Rosa luciae × Rosa onoei var. oligantha ("Terihaazumaibara")
• Rosa luciae × Rosa rugosa ("Terihanohamanashi")
• Rosa multiflora
• Rosa multiflora var. adenochaeta ("Tsukushiibara")
• Rosa multiflora var. multiflora (multiflora rose, "Noibara")
• Rosa multiflora var. multiflora f. inermis ("Togenashinoibara")
• Rosa multiflora var. multiflora f. rosipetala ("Usuakanoibara")
• Rosa nipponensis ("Takanebara")
• Rosa onoei
• Rosa onoei var. hakonensis ("Moriibara")
• Rosa onoei var. mikawana ("Mikawaibara")
• Rosa onoei var. oligantha ("Azumaibara")
• Rosa onoei var. oligantha f. rosea ("Akebonoofujiibara")
• Rosa onoei var. onoei ("Yabuibara")
• Rosa paniculigera ("Miyakoibara")
• Rosa paniculigera f. rosiflora ("Usuakamiyakoibara")
• Rosa rugosa (rugosa rose, "Hamanasu")
• Rosa rugosa f. alba ("Shirobanahamanasu")
• Rosa sambucina ("Yamaibara")
• Rosa × iwara ("Kohamanasu")
• Rosa × makinoana ("Yabuterihanoibara")
• Rosa × mikawamontana ("Yamamiyakoibara")
• Rosa × misimensis ("Mishimanoibara")
• Rosa × momiyamae ("Miyakoterihanoibara")
• Rosa × pulcherrima
• Rosa × pulcherrima nothovar. kanaii ("Doryoibara")
• Rosa × pulcherrima nothovar. multionoei ("Yabunoibara")
• Rosa × pulcherrima nothovar. pulcherrima ("Osakurabara")
• Rosa ‘Hoh-jun’
• Rosmarinus officinalis (rosemary)
• Rostraria cristata (Mediterranean hairgrass, "Minoboromodoki")
• Rotala densiflora ("Hosobakikashigusa")
• Rotala elatinomorpha ("Himekikashigusa")
• Rotala hippuris ("Mizusugina")
• Rotala indica ("Kikashigusa")
• Rotala mexicana ("Mizumatsuba")
• Rotala ramosior (lowland rotala, "Amerikakikashigusa")
• Rotala rosea ("Mizukikashigusa")
• Rotala rotundifolia ("Hozakikikashigusa")
• Rotheca (genus)
• Rotheca myricoides (butterfly bush)
• Rothia indica ("Miyakogusamodoki")
• Rottboellia cochinchinensis ("Tsunoaiashi")
• Rubia argyi ("Akane")
• Rubia chinensis
• Rubia chinensis f. chinensis ("Mansen'okinutaso")
• Rubia chinensis f. mitis ("Okinutaso")
• Rubia cordifolia
• Rubia cordifolia var. cordifolia ("Akaminoakane")
• Rubia cordifolia var. lancifolia ("Kurumabaakane")
• Rubia hexaphylla ("Oakane")
• Rubia jesoensis ("Akanemugura")
• Rubus (genus)
• Rubus (genus, raspberry)
• Rubus allegheniensis ("Kuromikiichigo")
• Rubus amamianus
• Rubus amamianus var. amamianus
• Rubus amamianus var. minor ("Kobanoamamifuyuichigo")
• Rubus amamianus × Rubus sieboldii ("Oamamifuyuichigo")
• Rubus arcticus ("Chishimaichigo")
• Rubus armeniacus (Himalayan blackberry, "Seiyoyabuichigo")
• Rubus boninensis ("Iotokiichigo")
• Rubus buergeri ("Fuyuichigo")
• Rubus caesius ("Onawashiroichigo")
• Rubus cardotii ("Arisanbaraichigo")
• Rubus chamaemorus ("Horomuiichigo")
• Rubus chingii ("Goshoichigo")
• Rubus corchorifolius
• Rubus corchorifolius × Rubus palmatus
• Rubus coreanus ("Tokkuriichigo")
• Rubus crataegifolius ("Kumaichigo")
• Rubus crataegifolius f. inermis ("Mekumaichigo")
• Rubus crataegifolius f. xanthocarpus ("Kiminokumaichigo")
• Rubus croceacanthus ("Obaraichigo")
• Rubus exsul ("Ishikarikiichigo")
• Rubus flagellaris ("Yatsudekiichigo")
• Rubus grayanus ("Ryukyuichigo")
• Rubus hakonensis ("Miyamafuyuichigo")
• Rubus hatsushimae ("Tsukushiakitsuruichigo")
• Rubus hirsutus ("Kusaichigo")
• Rubus hirsutus f. harae ("Yaezakikusaichigo")
• Rubus hirsutus f. simplicifolius ("Marubakusaichigo")
• Rubus hirsutus f. xanthocarpus ("Kiminokusaichigo")
• Rubus idaeus
• Rubus idaeus subsp. melanolasius ("Ezoichigo")
• Rubus idaeus subsp. melanolasius f. concolor ("Kanayamaichigo")
• Rubus idaeus subsp. nipponicus
• Rubus idaeus subsp. nipponicus var. hondoensis ("Miyamaurajiroichigo")
• Rubus idaeus subsp. nipponicus var. hondoensis f. marmoratus ("Shinanokiichigo")
• Rubus idaeus subsp. nipponicus var. shikokianus ("Ishizuchiichigo")
• Rubus ikenoensis ("Goyoichigo")
• Rubus illecebrosus
• Rubus illecebrosus var. illecebrosus ("Baraichigo")
• Rubus illecebrosus var. yakusimensis ("Yakushimabaraichigo")
• Rubus kisoensis
• Rubus laciniatus ("Kirehakuromiichigo")
• Rubus lambertianus ("Shimabaraichigo")
• Rubus mesogaeus
• Rubus mesogaeus var. adenothrix ("Shimokitaichigo")
• Rubus mesogaeus var. mesogaeus ("Kuroichigo")
• Rubus mesogaeus var. mesogaeus f. roseus ("Benibananokuroichigo")
• Rubus microphyllus ("Nigaichigo")
• Rubus microphyllus f. miyakei ("Kiminonigaichigo")
• Rubus microphyllus f. plenus ("Yaezakinigaichigo")
• Rubus minusculus ("Himebaraichigo")
• Rubus nakaii ("Chichijimakiichigo")
• Rubus nesiotes ("Kuwanohaichigo")
• Rubus nishimuranus ("Hachijokusaichigo")
• Rubus norikurensis
• Rubus okinawensis
• Rubus palmatus ("Momijiichigo")
• Rubus palmatus var. coptophyllus ("Momijiichigo")
• Rubus palmatus var. coptophyllus f. coronarius ("Yaenomomijiichigo")
• Rubus palmatus var. coptophyllus f. inermis ("Togenashimomijiichigo")
• Rubus palmatus var. palmatus ("Nagabamomijiichigo")
• Rubus palmatus var. yakumontanus ("Yakushimakiichigo")
• Rubus parvifolius ("Nawashiroichigo")
• Rubus parvifolius f. concolor ("Aonawashiroichigo")
• Rubus parvifolius f. flavus ("Kiminonawashiroichigo")
• Rubus parvifolius f. leucanthus ("Shirobananawashiroichigo")
• Rubus parvifolius f. yoshinagae ("Tan'yonawashiroichigo")
• Rubus pectinellus ("Kobanofuyuichigo")
• Rubus pedatus ("Koganeichigo")
• Rubus peltatus ("Hasunohaichigo")
• Rubus phoenicolasius ("Ebigaraichigo")
• Rubus phoenicolasius f. aureiceps ("Kiminoebigaraichigo")
• Rubus pseudoacer ("Miyamamomijiichigo")
• Rubus pseudojaponicus ("Himegoyoichigo")
• Rubus pseudosieboldii ("Ofuyuichigo")
• Rubus pungens var. oldhamii ("Sanagiichigo")
• Rubus pungens var. oldhamii f. roseus ("Benibanasanagiichigo")
• Rubus ribisoideus ("Hachijoichigo")
• Rubus ribisoideus × Rubus trifidus ("Himeshimakajiichigo")
• Rubus sieboldii ("Horokuichigo")
• Rubus subcrataegifolius ("Miyamanigaichigo")
• Rubus sumatranus ("Kojikiichigo")
• Rubus swinhoei ("Taiwan'urajiroichigo")
• Rubus trifidus ("Kajiichigo")
• Rubus trifidus f. semiplenus ("Yaezakikajiichigo")
• Rubus vernus ("Benibanaichigo")
• Rubus yoshinoi ("Kibinawashiroichigo")
• Rubus × babae
• Rubus × calopalmatus ("Goshomomijiichigo")
• Rubus × hiraseanus ("Otokkuriichigo")
• Rubus × kajikumaichigo
• Rubus × kenoensis ("Kirehakumaichigo")
• Rubus × laudabilis ("Togenashikiichigo")
• Rubus × masakihisashii ("Goshokusaichigo")
• Rubus × masakii ("Kumakusaichigo")
• Rubus × medius ("Himekajiichigo")
• Rubus × nigakuma
• Rubus × nikaii ("Ainokokiichigo")
• Rubus × ohmineanus ("Omineichigo")
• Rubus × ohtakiensis ("Otakiichigo")
• Rubus × okae ("Suoichigo")
• Rubus × paxii ("Ezoebigaraichigo")
• Rubus × pseudochingii
• Rubus × pseudohakonensis ("Ainokofuyuichigo")
• Rubus × pseudoyoshinoi ("Nagabanawashiroichigo")
• Rubus × ribifolius ("Hamakiichigo")
• Rubus × tawadanus ("Mayaichigo")
• Rubus × toyorensis
• Rubus × utchinensis ("Hozakiichigo")
• Rubus × vinaceus ("Somaichigo")
• Rubus × yenosimanus ("Togenashiichigo")
• Rudbeckia (genus)
• Rudbeckia fulgida ("Togogiku")
• Rudbeckia hirta (black-eyed Susan, "Aragehangonso")
• Rudbeckia laciniata (cutleaf, "Ohangonso")
• Rudbeckia laciniata ‘Hortensis’ ("Hanagasagiku")
• Rudbeckia triloba (brown-eyed Susan, "Mitsubaohangonso")
• Ruellia (genus)
• Ruellia simplex (Britton's wild petunia, "Yanagibaruiraso")
• Ruellia squarrosa ("Kebukaruiraso")
• Ruellia tuberosa (minnieroot, "Murasakirueria")
• Rumex acetosa (common sorrel, "Suiba")
• Rumex acetosella (red sorrel, "Himesuiba")
• Rumex acetosella subsp. acetosella ("Hinasuiba")
• Rumex acetosella subsp. pyrenaicus ("Himesuiba")
• Rumex alpestris subap. lapponicus (Lapland mountain sorrel, "Takanesuiba")
• Rumex amurensis
• Rumex brownii ("Kagimigishigishi")
• Rumex conglomeratus (clustered dock, "Arechigishigishi")
• Rumex crispus (curly dock, "Nagabagishigishi")
• Rumex crispus × Rumex japonicus ("Ainokogishigishi")
• Rumex dentatus
• Rumex dentatus subsp. klotzschianus ("Kogishigishi")
• Rumex dentatus subsp. klotzschianus × Rumex obtusifolius ("Koezonogishigishi")
• Rumex dentatus subsp. nigricans ("Hamakogishigishi")
• Rumex gmelinii ("Karafutonodaio")
• Rumex hastatulus ("Hanemihimesuiba")
• Rumex japonicus ("Gishigishi")
• Rumex japonicus × Rumex longifolius ("Nogishigishi")
• Rumex japonicus × Rumex obtusifolius ("Gishigishimodoki")
• Rumex longifolius ("Nodaio")
• Rumex madaio
• Rumex maritimus ("Koganegishigishi")
• Rumex maritimus var. maritimus ("Hamagishigishi")
• Rumex maritimus var. ochotskius ("Koganegishigishi")
• Rumex nepalensis subsp. andreaeanus ("Kibunedaio")
• Rumex obtusifolius ("Ezonogishigishi")
• Rumex pulcher ("Hyotangishigishi")
• Rumex sanguineus ("Nisearechigishigishi")
• Rumex trisetifer ("Nisekoganegishigishi")
• Rumex × abortivus ("Arechiezonogishigishi")
• Rumex × autranianus ("Miyakodaio")
• Rumex × hybridus ("Togamadaio")
• Rumex × nankingensis
• Rumex × ogulinensis
• Rumex × oryzetorum ("Arechikogishigishi")
• Rumex × pratensis ("Noharadaio")
• Rumex × propinquus ("Nagabanogishigishi")
• Rumex × schulzei ("Arechinagabagishigishi")
• Ruppia cirrhosa ("Nejirikawatsurumo")
• Ruppia maritima ("Kawatsurumo")
• Ruppia occidentalis ("Yahazukawatsurumo")
• Ruscus aculeatus (butcher's broom, "Nagiikada")
• Ruscus hypophyllum (spineless butcher's broom)
• Russelia equisetiformis (fountainbush, "Hanachoji")
• Ruta graveolens (rue)
• Ryssopterys timoriensis ("Sasakikazura")