Plant Encyclopedia

Flowers of May 656 plants

Plants found in Japan that flower in May, in order of scientific name.

Abelia serrata var. serrata ("Kotsukubaneutsugi")Abelia spathulata var. spathulata ("Tsukubaneutsugi")Abelia tetrasepala ("Otsukubaneutsugi")Abies firma (Japanese fir)Abies homolepis (Nikko fir, "Urajiromomi")Acer amoenum var. amoenum ("Omomiji")Acer amoenum var. matsumurae ("Yamamomiji")Acer carpinifolium ("Chidorinoki")Acer cissifolium ("Mitsudekaede")Acer crataegifolium ("Urikaede")Acer diabolicum ("Kajikaede")Acer japonicum ("Hauchiwakaede")Acer maximowiczianum ("Megusurinoki")Acer palmatum (palmate maple, "Irohamomiji")Acer pictum ("Itayakaede")Acer pictum subsp. mayrii ("Akaitaya")Acer pictum subsp. mono (painted maple, "Ezoitaya")Acer rufinerve ("Urihadakaede")Acer shirasawanum ("Oitayameigetsu")Acer sieboldianum ("Kohauchiwakaede")Acorus gramineus (grass-leaf sweet flag, "Sekisho")Actaea asiatica (Asian baneberry, "Ruiyoshoma")Actinidia arguta var. arguta ("Sarunashi")Adonis multiflora ("Michinokufukujuso")Adonis ramosa (Amur adonis, "Fukujuso")Adoxa moschatellina var. moschatellina (moschatel, "Renpukuso")Aesculus turbinata (Japanese horse-chestnut, "Tochinoki")Ajuga decumbens var. decumbens ("Kiranso")Ajuga japonica ("Ogikazura")Ajuga makinoi ("Tachikiranso")Ajuga nipponensis ("Junihitoe")Ajuga yesoensis var. tsukubana ("Tsukubakinmonso")Ajuga yesoensis var. yesoensis ("Nishikigoromo")Ajuga × mixta ("Junikiranso")Akebia quinataAkebia trifoliata ("Mitsubaakebi")Akebia ×pentaphylla var. pentaphylla ("Goyoakebi")Aletris spicata ("Sokushinran")Allium macrostemon ("Nobiru")Alnus matsumurae ("Yahazuhannoki")Alnus pendula ("Himeyashabushi")Alnus viridis subsp. maximowiczii var. maximowiczii ("Miyamahannoki")Alocasia odora (night-scented lily, "Kuwazuimo")Alopecurus aequalis ("Suzumenoteppo")Alpinia japonica ("Hanamyoga")Alpinia zerumbet (shell ginger, "Getto")Amana edulisAmana erythronioides ("Hirohanoamana")Amelanchier asiatica (Korean juneberry, "Zaifuriboku")Amorphophallus kiusianus ("Yamakonnyaku")Amsonia elliptica ("Chojiso")Ancistrocarya japonica ("Sawaruriso")Anemone debilis ("Himeichige")Anemone flaccida var. flaccida ("Nirinso")Anemone pseudoaltaica var. pseudoaltaica ("Kikuzakiichige")Anemone raddeana ("Azumaichige")Anthriscus sylvestris subsp. sylvestris (wild chervil, "Shaku")Aphananthe aspera (scabrous aphananthe)Arabidopsis kamchatica subsp. kamchatica ("Miyamahatazao")Arabidopsis thaliana ("Shiroinunazuna")Arabis stelleri var. japonica ("Hamahatazao")Ardisia quinquegona ("Shishiakuchi")Arenaria serpyllifolia var. serpyllifolia ("Nominotsuzuri")Aria alnifolia (alder-leafed whitebeam, "Azukinashi")Aria japonica ("Urajironoki")Arisaema angustatum ("Hosobatennansho")Arisaema heterophyllum ("Maizurutennansho")Arisaema limbatum ("Mimigatatennansho")Arisaema monophyllum ("Hitotsubatennansho")Arisaema ringens ("Musashiabumi")Arisaema sikokianum (Japanese Jack-in-the-Pulpit, "Yukimochiso")Arisaema thunbergii subsp. urashima ("Urashimaso")Asarum blumei ("Ran'yoaoi")Asarum caulescens ("Futabaaoi")Asarum megacalyx ("Koshinokan'aoi")Asarum tohokuense ("Togokusaishin")Asparagus cochinchinensis (Chinese asparagus, "Kusasugikazura")Aspidistra elatior (aspidistra, "Haran")Aster savatieri var. savatieri ("Miyamayomena")Astilbe japonica ("Awamorishoma")Astilbe thunbergii var. kiusiana ("Terihaakashoma")Astilbe thunbergii var. thunbergii ("Akashoma")Aucuba japonica var. borealis ("Himeaoki")Aucuba japonica var. japonica (Japanese aucuba, "Aoki")Berberis sieboldii ("Hebinoborazu")Berberis thunbergii (Japanese barberry, "Megi")Betula ermanii var. ermanii ("Dakekanba")Betula grossa ("Mizume")Betula platyphylla var. japonica (Japanese white birch, "Shirakanba")Bistorta officinalis subsp. japonica ("Ibukitorano")Bistorta suffulta ("Kurin'yukifude")Bletilla striata var. striata (hyacinth orchid, "Shiran")Bletilla striata var. striata f. gebina ("Shirobanashiran")Bolboschoenus fluviatilis subsp. yagara ("Ukiyagara")Bromus japonicus (Japanese brome, "Suzumenochahiki")Broussonetia kazinoki ("Himekozo")Buckleya lanceolata ("Tsukubane")Caesalpinia decapetala var. japonica ("Jaketsuibara")Calanthe discolor var. discolor ("Ebine")Calanthe striata ("Kiebine")Callicarpa formosana ("Horaimurasaki")Callitriche japonica ("Awagoke")Caltha palustris var. nipponica ("Ryukinka")Calystegia hederacea ("Kohirugao")Calystegia soldanella ("Hamahirugao")Campanula glomerata (clustered bellflower, "Rindozakikanpanyura")Cardamine anemonoides ("Mitsubakonronso")Cardamine appendiculata ("Hirohakonronso")Cardamine arakiana ("Omarubakonronso")Cardamine dentipetala var. dentipetala ("Oketanetsukebana")Cardamine leucantha var. leucantha ("Konronso")Cardamine regeliana ("Obatanetsukebana")Cardamine scutata var. latifolia ("Mizutanetsukebana")Cardamine scutata var. scutata ("Tanetsukebana")Cardamine tanakae ("Marubakonronso")Cardamine torrentis ("Okuyamagarashi")Carduus crispus (curly plumeless thistle, "Hireazami")Carex conica var. conica ("Himekansuge")Carex kobomugi (Japanese sedge)Carex neurocarpa ("Mikoshigaya")Carex nubigena subsp. albata var. franchetiana ("Tsukushiminoborosuge")Carex omiana var. omiana ("Yachikawazusuge")Carex pachygyna ("Sasanohasuge")Carex podogyna ("Tanukiran")Carex pumila (strand sedge, "Koboshiba")Carpinus cordata var. cordata ("Sawashiba")Carpinus japonica var. japonica ("Kumashide")Carpinus laxiflora ("Akashide")Carpinus tschonoskii ("Inushide")Castanopsis sieboldii subsp. sieboldii (Itajii Chinkapin, "Sudajii")Caulophyllum robustum ("Ruiyobotan")Celastrus orbiculatus var. orbiculatus ("Tsurumemodoki")Celastrus punctatus ("Terihatsurumemodoki")Celtis jessoensis (Japanese hackberry, "Ezoenoki")Celtis sinensis (Chinese hackberry, "Enoki")Cephalanthera erecta var. erecta (erect cephalanthera, "Ginran")Cephalanthera falcata ("Kinran")Cephalanthera longibracteata ("Sasabaginran")Cephalanthera longifolia (narrow-leaved helleborine, "Kugenumaran")Cerastium fontanum subsp. vulgare var. angustifolium ("Miminagusa")Cerastium pauciflorum var. amurense ("Tagasodeso")Cerasus apetala var. pilosa ("Okuchojizakura")Cerasus incisa var. incisa ("Mamezakura")Cerasus incisa var. kinkiensis ("Kinkimamezakura")Cerasus nipponica var. nipponica (Japanese alpine cherry, "Takanezakura")Cerasus sargentii var. sargentii (Sargent's cherry, "Oyamazakura")Cercidiphyllum japonicum (katsura)Chaenomeles japonica ("Kusaboke")Chelidonium majus subsp. asiaticum (greater celandine, "Kusano")Chenopodium acuminatum var. acuminatum ("Marubaakaza")Chenopodium ficifolium (fig-leaved goosefoot, "Koakaza")Chionanthus retusus ("Hitotsubatago")Chloranthus japonicus ("Hitorishizuka")Chloranthus serratus ("Futarishizuka")Chrysosplenium album var. album ("Shirobananekonomeso")Chrysosplenium echinus ("Iwanekonomeso")Chrysosplenium fauriei ("Hokurikunekonome")Chrysosplenium grayanum ("Nekonomeso")Chrysosplenium kiotoense ("Botannekonomeso")Chrysosplenium pilosum var. sphaerospermum ("Koganenekonomeso")Cinnamomum camphora (camphor, "Kusunoki")Cinnamomum sieboldii ("Nikkei")Cirsium japonicum subsp. japonicum var. japonicum ("Noazami")Citrus tachibana (tachibana orange)Clematis japonica var. japonica ("Hanshozuru")Clinopodium chinense subsp. chinense ("Okinawakurumabana")Clinopodium gracile ("Tobana")Clintonia udensis ("Tsubameomoto")Convallaria majalis var. manshurica (lily of the valley, "Suzuran")Coptis ramosa ("Ogokayoren")Cornus controversa var. controversa (wedding cake tree, "Mizuki")Cornus kousa subsp. kousa (kousa dogwood, "Yamaboshi")Corydalis decumbens ("Jiroboengosaku")Corydalis fumariifolia subsp. azurea ("Ezoengosaku")Corydalis heterocarpa var. japonica ("Kikeman")Corydalis incisa ("Murasakikeman")Corydalis lineariloba var. lineariloba ("Yamaengosaku")Corydalis pallida var. pallida ("Furokeman")Corydalis pallida var. tenuis ("Miyamakikeman")Corydalis papilligera ("Kinkiengosaku")Corylus sieboldiana var. sieboldiana (Asian beaked hazel, "Tsunohashibami")Cremastra appendiculata var. variabilis ("Saihairan")Cremastra unguiculata ("Tokenran")Croomia japonica ("Himenabewari")Cryptotaenia canadensis subsp. japonica (mitsuba)Cypripedium japonicum var. japonicum (Japanese cypripedium, "Kumagaiso")Damnacanthus indicus var. indicus ("Aridoshi")Damnacanthus indicus var. major ("Oaridoshi")Daphne koreana ("Chosennaniwazu")Daphniphyllum macropodum subsp. macropodum ("Yuzuriha")Dasiphora fruticosa var. fruticosa (shrubby cinquefoil, "Kinrobai")Dasiphora fruticosa var. mandshurica ("Hakurobai")Dendrobium moniliforme ("Sekkoku")Deutzia crenata ("Utsugi")Deutzia gracilis var. gracilis ("Himeutsugi")Deutzia scabra var. scabra ("Marubautsugi")Dianella ensifolia ("Kikyoran")Dichocarpum hakonenseDichocarpum stoloniferum ("Tsurushirokaneso")Dichocarpum trachyspermum ("Togokusabano")Dichondra micrantha (kidney weed, "Aoigoke")Diospyros japonica ("Ryukyumamegaki")Diphylleia grayi ("Sankayo")Diplocyclos palmatus (native Bryony, "Okinawasuzumeuri")Diplomorpha sikokiana ("Ganpi")Disporum sessile var. sessile ("Hochakuso")Disporum smilacinum ("Chigoyuri")Distylium racemosum ("Isunoki")Draba nemorosa (woodland draba, "Inunazuna")Ehretia dicksonii ("Marubachishanoki")Elaeagnus multiflora var. hortensis ("Togumi")Elaeagnus multiflora var. multiflora ("Natsugumi")Elaeagnus umbellata var. rotundifolia ("Marubaakigumi")Elaeagnus umbellata var. umbellata ("Akigumi")Elatostema involucratum ("Uwabamiso")Eleutherococcus spinosus var. spinosus ("Yamaukogi")Elymus racemifer var. racemifer ("Aokamojigusa")Elymus tsukushiensis var. transiens ("Kamojigusa")Empetrum nigrum var. japonicum ("Gankoran")Enkianthus campanulatus var. campanulatus (redvein enkianthus, "Sarasadodan")Enkianthus campanulatus var. longilobus ("Tsukushidodan")Enkianthus campanulatus var. palibinii ("Benisarasadodan")Enkianthus cernuus f. rubens ("Benidodan")Enkianthus perulatus (dodan-tsutsuji)Epigaea asiatica ("Iwanashi")Epimedium diphyllum subsp. diphyllum ("Baikaikariso")Epimedium grandiflorum (large flowered barrenwort)Epimedium sempervirens var. sempervirens ("Tokiwaikariso")Epipactis papillosa var. papillosa ("Ezosuzuran")Epipogium roseum (ghost orchid, "Tashiroran")Erythronium japonicum (Asian fawnlily, "Katakuri")Erythronium japonicum f. leucanthum ("Shirobanakatakuri")Euchiton japonicus ("Chichikogusa")Euonymus alatus var. alatus f. alatus (winged spindle, "Nishikigi")Euonymus alatus var. alatus f. striatus ("Komayumi")Euonymus hamiltonianus subsp. sieboldianus var. sanguineus ("Kantomayumi")Euonymus hamiltonianus subsp. sieboldianus var. sieboldianus ("Mayumi")Euonymus oxyphyllus var. oxyphyllus ("Tsuribana")Euphorbia adenochlora ("Norushi")Euphorbia helioscopia (sun spurge, "Todaigusa")Euphorbia jolkinii ("Iwataigeki")Euphorbia sieboldiana var. sieboldiana ("Natsutodai")Euptelea polyandra ("Fusazakura")Euscaphis japonica ("Gonzui")Eutrema okinosimense ("Oyuriwasabi")Eutrema tenue ("Yuriwasabi")Fagus crenata (Japanese beech, "Buna")Ficus erecta var. erecta ("Inubiwa")Ficus erecta var. erecta f. sieboldii ("Hosobainubiwa")Ficus pumila (creeping fig, "Oitabi")Ficus septica ("Obainubiwa")Ficus subpisocarpa (sea fig, "Ako")Firmiana simplex (Chinese parasol tree, "Aogiri")Frangula crenata ("Isonoki")Fraxinus griffithii ("Shimatoneriko")Fraxinus lanuginosa ("Aodamo")Fraxinus platypoda ("Shioji")Fraxinus sieboldiana ("Marubaaodamo")Galium odoratum (sweet woodruff, "Kurumabaso")Galium spurium var. echinospermon ("Yaemugura")Galium tokyoense ("Hanamugura")Galium trachyspermum var. trachyspermum ("Yotsubamugura")Gamblea innovans ("Takanotsume")Gaultheria adenothrix ("Akamono")Gentiana thunbergii var. thunbergii ("Harurindo")Gentiana zollingeri ("Fuderindo")Geranium robertianum ("Himefuro")Glaucidium palmatum (Japanese wood poppy, "Shiraneaoi")Glechoma hederacea subsp. grandis (ground-ivy, "Kakidoshi")Heliotropium foertherianum (velvetleaf soldierbush, "Monpanoki")Helonias orientalis ("Shojobakama")Helwingia japonica subsp. japonica var. japonica ("Hanaikada")Hemisteptia lyrata ("Kitsuneazami")Hepatica nobilis var. japonica f. japonica ("Misumiso")Heracleum sphondylium var. nipponicum ("Hanaudo")Hydrangea scandens ("Gakutsugi")Hydrangea serrata var. angustata ("Amagiamacha")Hydrocotyle sibthorpioides (lawn marshpennywort, "Chidomegusa")Hylomecon japonica ("Yamabukiso")Hypoxis aurea ("Kokinbaizasa")Idesia polycarpa ("Iigiri")Ilex chinensis ("Nanaminoki")Ilex dimorphophylla ("Amamihiiragimochi")Ilex integra var. integra (mochi tree)Ilex latifolia (tarajo holly)Ilex pedunculosa var. pedunculosa (longstalk holly, "Soyogo")Ilex rotunda (Kurogane holly)Ilex serrata ("Umemodoki")Illicium anisatum var. anisatum (Japanese star anise, "Shikimi")Imperata cylindrica (lalang, "Chigaya")Indigofera decora ("Niwafuji")Iris gracilipes (slender iris, "Himeshaga")Iris japonica (fringed iris, "Shaga")Iris laevigata (Japanese water iris, "Kakitsubata")Iris sanguinea var. sanguinea ("Ayame")Iris sanguinea var. sanguinea f. albiflora ("Shiroayame")Itea japonica ("Zuina")Ixeridium dentatum subsp. dentatum ("Nigana")Ixeridium dentatum subsp. nipponicum var. albiflorum f. amplifolium ("Hananigana")Ixeridium dentatum subsp. nipponicum var. albiflorum f. leucanthum ("Shirobananigana")Ixeris japonica ("Ojishibari")Ixeris repens ("Hamanigana")Ixeris stolonifera var. stolonifera ("Iwanigana")Juglans mandshurica var. sachalinensis (Japanese walnut, "Onigurumi")Juniperus conferta (shore juniper, "Hainezu")Kerria japonica ("Yamabuki")Korthalsella japonica ("Hinokibayadorigi")Lamium album var. barbatum ("Odorikoso")Lamium amplexicaule (henbit dead-nettle, "Hotokenoza")Lapsanastrum humile ("Yabutabirako")Larix kaempferi (Japanese larch, "Karamatsu")Lathyrus japonicus subsp. japonicus ("Hamaendo")Leibnitzia anandria ("Senbon'yari")Lespedeza maximowiczii ("Chosenkihagi")Ligustrum obtusifolium subsp. obtusifolium (border privet, "Ibotanoki")Lilium longiflorum (Easter lily, "Teppoyuri")Lindera praecox var. praecox ("Aburachan")Lindera umbellata var. umbellata ("Kuromoji")Liparis fujisanensis ("Fugakusuzumushiso")Lithospermum zollingeri ("Hotarukazura")Lloydia triflora ("Hosobanoamana")Lonicera demissa var. demissa ("Ibotahyotanboku")Lonicera gracilipes var. glabra ("Uguisukagura")Lonicera gracilipes var. glabra f. albiflora ("Shirobanauguisukagura")Lonicera japonica var. japonica (Japanese honeysuckle, "Suikazura")Lonicera morrowii (Morrow's honeysuckle, "Kinginboku")Lonicera praeflorens var. japonica ("Hayazakihyotanboku")Loropetalum chinense (Chinese fringe flower, "Tokiwamansaku")Lotus corniculatus var. japonicus ("Miyakogusa")Luzula capitata ("Suzumenoyari")Lyonia ovalifolia var. elliptica ("Nejiki")Lysichiton camtschatcense (Asian skunk-cabbage, "Mizubasho")Lysimachia japonica var. japonica ("Konasubi")Lysimachia mauritiana var. mauritiana ("Hamabossu")Machilus thunbergii ("Tabunoki")Maclura cochinchinensis var. gerontogea ("Kakatsugayu")Maesa japonica ("Izusenryo")Magnolia obovata (Japanese bigleaf magnolia, "Honoki")Magnolia salicifolia (willow-leafed magnolia, "Tamushiba")Maianthemum dilatatum (snakeberry, "Maizuruso")Maianthemum japonicum ("Yukizasa")Malus baccata var. mandshurica ("Ezonokoringo")Malus toringo var. toringo (toringo crabapple, "Zumi")Mazus miquelii ("Sagigoke")Mazus pumilus ("Tokiwahaze")Meehania montis-koyae ("Ochifuji")Meehania urticifolia ("Rashomonkazura")Melia azedarach (Chinaberry, "Sendan")Melica nutans subsp. nutans (mountain melick, "Komegaya")Menyanthes trifoliata (bogbean, "Mitsugashiwa")Mercurialis leiocarpa ("Yamaai")Microtis unifolia ("Nirabaran")Mitella furusei var. subramosa ("Charumeruso")Mitella koshiensisMonochasma sheareri ("Kuchinashigusa")Monotropastrum humile ("Ginryoso")Morus australis (Korean mulberry, "Yamaguwa")Murraya paniculata var. exotica (orange jasmine, "Gekkitsu")Mussaenda parviflora var. parviflora ("Konronka")Nageia nagi (Asian bayberry)Nandina domestica (nandina, "Nanten")Nanocnide japonica ("Katenso")Neillia incisa var. incisa ("Kogomeutsugi")Nemosenecio nikoensis ("Sawagiku")Neolindleya camtschatica ("Nobinechidori")Neoshirakia japonicaNeottia furusei ("Kaisakaneran")Omphalodes japonica var. japonica ("Yamaruriso")Ophiorrhiza japonica var. japonica ("Satsumainamori")Opithandra primuloides ("Iwagiriso")Oreorchis patens (common oreorchis, "Kokeiran")Orixa japonica ("Kokusagi")Osmorhiza aristata var. aristata ("Yabuninjin")Ostrya japonica ("Asada")Pachysandra terminalis (Japanese pachysandra, "Fukkiso")Padus avium var. avium ("Ezonowamizuzakura")Padus buergeriana ("Inuzakura")Padus grayana (Japanese bird cherry, "Uwamizuzakura")Paeonia japonica ("Yamashakuyaku")Paeonia obovata ("Benibanayamashakuyaku")Paris tetraphylla var. tetraphylla ("Tsukubaneso")Pellionia minima ("Sanshoso")Peracarpa carnosa var. carnosa ("Tanigikyo")Persicaria maculosa subsp. hirticaulis var. pubescens ("Harutade")Persicaria sagittata ("Unagitsukami")Persicaria senticosa ("Mamakonoshirinugui")Petasites japonicus subsp. japonicus ("Fuki")Phalaris arundinacea var. arundinacea (reed canary grass, "Kusayoshi")Phedimus aizoon var. floribundus ("Kirinso")Photinia glabra (Japanese photinia, "Kanamemochi")Photinia serratifolia ("Okanamemochi")Phyllanthus flexuosus ("Kobannoki")Picris hieracioides subsp. japonica var. japonica ("Kozorina")Pieris japonica subsp. japonica var. japonica ("Asebi")Pinellia ternata (crow-dipper, "Karasubishaku")Pinus densiflora (Japanese red pine, "Akamatsu")Pinus parviflora var. parviflora (five-needle pine, "Himekomatsu")Pinus thunbergii (Japanese black pine, "Kuromatsu")Pittosporum tobira (Japanese pittosporum)Plantago asiatica (Chinese plantain, "Obako")Platanthera mandarinorum subsp. mandarinorum var. oreades ("Yamasagiso")Podocarpus macrophyllus (yew plum pine, "Inumaki")Polygala japonica ("Himehagi")Polygonatum falcatum var. falcatum ("Narukoyuri")Polygonatum humile ("Himeizui")Polygonatum lasianthum var. lasianthum ("Miyamanarukoyuri")Polygonatum macranthum ("Onarukoyuri")Polygonatum odoratum var. pluriflorum ("Amadokoro")Polygonum aviculare subsp. aviculare (common knotgrass, "Michiyanagi")Potentilla anemonifolia ("Ohebiichigo")Potentilla centigrana ("Himehebiichigo")Potentilla fragarioides var. major ("Kijimushiro")Potentilla freyniana ("Mitsubatsuchiguri")Potentilla hebiichigoPotentilla indica ("Yabuhebiichigo")Potentilla rosulifera ("Tsurukinbai")Potentilla togasii ("Echigokijimushiro")Pourthiaea villosa var. villosa ("Kamatsuka")Primula japonica (Japanese primrose, "Kurinso")Primula reinii var. reinii ("Koiwazakura")Primula sieboldii (Japanese primrose, "Sakuraso")Pseudognaphalium affine ("Hahakogusa")Pseudopyxis depressa f. angustiloba ("Hoshizakiinamoriso")Pseudostellaria heterantha var. heterantha ("Wachigaiso")Pseudostellaria heterophylla ("Wadaso")Pseudostellaria palibiniana ("Higenewachigaiso")Pterocarya rhoifolia (Japanese wingnut, "Sawagurumi")Pterostyrax corymbosa ("Asagara")Quercus acuta (Japanese evergreen oak, "Akagashi")Quercus acutissima (sawtooth oak, "Kunugi")Quercus crispula var. crispula (mizunara)Quercus crispula var. horikawae ("Miyamanara")Quercus dentata (Japanese emperor oak, "Kashiwa")Quercus glauca var. glauca (ring-cupped oak, "Arakashi")Quercus myrsinifolia ("Shirakashi")Quercus phillyreoides ("Ubamegashi")Quercus serrata subsp. serrata var. serrata ("Konara")Quercus sessilifolia ("Tsukubanegashi")Ranunculus cantoniensis ("Kekitsunenobotan")Ranunculus grandis var. austrokurilensis ("Shikotankinpoge")Ranunculus japonicus var. japonicus ("Umanoashigata")Ranunculus sceleratus ("Tagarashi")Ranunculus silerifolius ("Kitsunenobotan")Raphanus sativus var. hortensis f. raphanistroides ("Hamadaikon")Rhaphiolepsis indica var. umbellata (Yeddo hawthorn, "Sharinbai")Rhododendron albrechtii (Albrecht's azalea, "Murasakiyashiotsutsuji")Rhododendron dilatatum var. dilatatum ("Mitsubatsutsuji")Rhododendron kaempferi var. kaempferi ("Yamatsutsuji")Rhododendron keiskei var. keiskei ("Hikagetsutsuji")Rhododendron lagopus var. lagopus ("Daisenmitsubatsutsuji")Rhododendron lagopus var. niphophilum ("Yukigunimitsubatsutsuji")Rhododendron macrosepalum ("Mochitsutsuji")Rhododendron molle subsp. japonicum f. flavum ("Kirengetsutsuji")Rhododendron multiflorum var. multiflorum ("Urajiroyoraku")Rhododendron nudipes var. nudipes ("Saigokumitsubatsutsuji")Rhododendron pentandrum ("Koyorakutsutsuji")Rhododendron pentaphyllum var. shikokianum ("Akebonotsutsuji")Rhododendron quinquefolium ("Shiroyashio")Rhododendron weyrichii var. weyrichii ("Ontsutsuji")Rhodotypos scandens ("Shiroyamabuki")Ribes ambiguum var. ambiguum ("Yashabishaku")Ribes fasciculatum ("Yabusanzashi")Rohdea japonica var. japonica (Nippon lily, "Omoto")Rorippa cantoniensis ("Koinugarashi")Rorippa dubia ("Michibatagarashi")Rorippa indica ("Inugarashi")Rorippa palustris ("Sukashitagobo")Rosa multiflora var. multiflora (multiflora rose, "Noibara")Rosa onoei var. hakonensis ("Moriibara")Rosa onoei var. oligantha ("Azumaibara")Rosa rugosa (rugosa rose, "Hamanasu")Rosa rugosa f. alba ("Shirobanahamanasu")Rosa sambucina ("Yamaibara")Rubus corchorifoliusRubus crataegifolius ("Kumaichigo")Rubus hirsutus ("Kusaichigo")Rubus hirsutus f. harae ("Yaezakikusaichigo")Rubus microphyllus ("Nigaichigo")Rubus minusculus ("Himebaraichigo")Rubus palmatus ("Momijiichigo")Rubus palmatus var. palmatus ("Nagabamomijiichigo")Rubus parvifolius ("Nawashiroichigo")Rubus pectinellus ("Kobanofuyuichigo")Rubus peltatus ("Hasunohaichigo")Rubus pungens var. oldhamii ("Sanagiichigo")Rubus subcrataegifolius ("Miyamanigaichigo")Rubus sumatranus ("Kojikiichigo")Rubus trifidus ("Kajiichigo")Rumex acetosa (common sorrel, "Suiba")Rumex japonicus ("Gishigishi")Sagina japonica ("Tsumekusa")Salix caprea (goat willow, "Bakkoyanagi")Salix chaenomeloides ("Marubayanagi")Salix integra ("Inukoriyanagi")Salix reinii f. eriocarpa ("Kinugemiyamayanagi")Salvia plebeia ("Mizokoju")Sambucus racemosa subsp. kamtschatica ("Ezoniwatoko")Sambucus racemosa subsp. sieboldiana (Japanese red elder, "Niwatoko")Saxifraga stolonifera (creeping saxifrage, "Yukinoshita")Scaevola taccada ("Kusatobera")Schima wallichii subsp. noronhae ("Iju")Schizocodon soldanelloides var. magnus ("Oiwakagami")Schizocodon soldanelloides var. soldanelloides ("Iwakagami")Schizophragma hydrangeoides var. hydrangeoides ("Iwagarami")Scopolia japonica ("Hashiridokoro")Scutellaria amabilis ("Yamajinotatsunamiso")Scutellaria brachyspica ("Okatatsunamiso")Scutellaria indica var. indica ("Tatsunamiso")Scutellaria indica var. parvifolia ("Kobanotatsunami")Scutellaria kiusiana ("Tsukushitatsunamiso")Scutellaria laeteviolacea var. laeteviolacea ("Shisobatatsunami")Scutellaria pekinensis var. transitra ("Yamatatsunamiso")Sedum bulbiferum ("Komochimannengusa")Sedum formosanum ("Hamamannengusa")Sedum japonicum subsp. japonicum var. japonicum ("Menomannengusa")Sedum japonicum subsp. oryzifolium var. oryzifolium ("Taitogome")Sedum subtile ("Himerenge")Semiaquilegia adoxoides ("Himeuzu")Skimmia japonica var. intermedia ("Tsurushikimi")Skimmia japonica var. japonica (Japanese skimmia, "Miyamashikimi")Smilax biflora var. trinervula ("Sarumame")Smilax china var. china ("Sarutoriibara")Smilax nipponica ("Tachishiode")Sorbus commixta var. commixta (Japanese rowan, "Nanakamado")Spathoglottis plicata (Philippine ground orchid, "Kotoshiran")Spiraea blumei var. blumei ("Iwagasa")Spiraea dasyantha ("Ibukishimotsuke")Spiraea japonica var. japonica (Japanese meadowsweet, "Shimotsuke")Spiraea japonica var. japonica f. albiflora ("Shirobanashimotsuke")Spiraea thunbergii (Thunberg's meadowsweet, "Yukiyanagi")Spiranthes sinensis var. amoena (Chinese spiranthes, "Nejibana")Stachyurus praecox var. praecox ("Kibushi")Staphylea bumalda (Bumald bladdernut, "Mitsubautsugi")Stauntonia hexaphylla ("Mube")Stellaria aquatica ("Ushihakobe")Stellaria diversiflora var. diversiflora ("Sawahakobe")Stellaria media (common chickweed, "Kohakobe")Stellaria neglecta (greater chickweed, "Midorihakobe")Stellaria sessiliflora ("Miyamahakobe")Stellaria uliginosa var. undulata ("Nominofusuma")Stewartia pseudocamellia (Japanese stewartia, "Natsutsubaki")Streptopus amplexifolius var. papillatus ("Obatakeshimaran")Streptopus streptopoides subsp. japonicus ("Takeshimaran")Styrax japonica var. japonica ("Egonoki")Styrax obassia (fragrant snowbell, "Hakunboku")Styrax shiraiana ("Kohakunboku")Symplocarpus renifolius (skunk cabbage, "Zazenso")Symplocos myrtacea var. myrtacea ("Hainoki")Symplocos prunifolia var. prunifolia ("Kurobai")Symplocos sawafutagiSyzygium buxifolium ("Adeku")Taraxacum albidum ("Shirobanatanpopo")Taraxacum japonicum ("Kansaitanpopo")Tephroseris pierotii ("Sawaoguruma")Terminalia catappa ("Momotamana")Tetragonia tetragonoides (New Zealand spinach, "Tsuruna")Theligonum japonicum ("Yamatogusa")Thermopsis lupinoides ("Sendaihagi")Thesium chinense ("Kanabikiso")Thrixspermum japonicum ("Kayaran")Thuja standishii (Japanese thuja, "Nezuko")Tipularia japonica var. japonica ("Hitotsubokuro")Torenia concolor ("Tsururikusa")Torilis japonica ("Yabujirami")Torilis scabra ("Oyabujirami")Torreya nucifera var. nucifera (kaya nut)Toxicodendron succedaneum (wax tree, "Hazenoki")Trachelospermum asiaticum var. asiaticum (Asiatic jasmine, "Teikakazura")Trachelospermum jasminoides var. pubescens ("Keteikakazura")Trachycarpus fortunei (Chinese windmill palm, "Shuro")Trigonotis brevipes var. brevipes ("Mizutabirako")Trigonotis brevipes var. coronata ("Koshijitabirako")Trigonotis guilielmii ("Tachikamebaso")Trigonotis peduncularis ("Kyurigusa")Trillium apetalon ("Enreiso")Trillium camschatcense ("Obananoenreiso")Trillium tschonoskii ("Miyamaenreiso")Trisetum bifidum ("Kanitsurigusa")Trochodendron aralioides ("Yamaguruma")Tsuga sieboldii (southern Japanese hemlock)Typhonium blumei ("Ryukyuhange")Vaccinium bracteatum ("Shashanbo")Vaccinium hirtum ("Usunoki")Vaccinium oldhamii ("Natsuhaze")Vaccinium smallii ("Sunoki")Vaccinium yatabei ("Himeusunoki")Valeriana fauriei ("Kanokoso")Valeriana flaccidissima ("Tsurukanokoso")Vernicia cordata (Japanese wood-oil tree, "Aburagiri")Veronica miqueliana ("Kuwagataso")Veronica peregrina (neckweed, "Mushikusa")Viburnum carlesii var. carlesii ("Ochojigamazumi")Viburnum dilatatum (linden viburnum, "Gamazumi")Viburnum dilatatum f. heterophyllum ("Hen'yogamazumi")Viburnum erosum ("Kobanogamazumi")Viburnum furcatum (forked viburnum, "Okamenoki")Viburnum japonicum var. japonicum ("Hakusanboku")Viburnum opulus var. sargentii ("Kanboku")Viburnum phlebotrichum ("Otokoyozome")Viburnum plicatum var. plicatum f. glabrum ("Kenashiyabudemari")Viburnum plicatum var. tomentosum ("Yabudemari")Viburnum wrightii var. wrightii ("Miyamagamazumi")Vicia cracca (tufted vetch, "Kusafuji")Vicia cracca f. albida ("Shirobanakusafuji")Vicia hirsuta (hairy tare, "Suzumenoendo")Vicia tetrasperma (smooth tare, "Kasumagusa")Vincetoxicum katoi f. albescense ("Shirobanakusanagiogoke")Viola betonicifolia var. albescens ("Ariakesumire")Viola bissetii var. bissetii ("Nagabanosumiresaishin")Viola bissetii var. bissetii f. albiflora ("Shirobananagabanosumiresaishin")Viola brevistipulata subsp. brevistipulata var. brevistipulata ("Obakisumire")Viola chaerophylloides var. sieboldiana ("Higosumire")Viola diffusa ("Tsukushisumire")Viola eizanensis var. eizanensisViola grypoceras var. grypoceras ("Tachitsubosumire")Viola grypoceras var. grypoceras f. albiflora ("Shirobanatachitsubosumire")Viola grypoceras var. grypoceras f. purpurellocalcarata ("Otomesumire")Viola inconspicua subsp. nagasakiensis ("Himesumire")Viola inconspicua subsp. nagasakiensis × Viola mandshurica ("Heirinjisumire")Viola japonica (Japanese violet, "Kosumire")Viola keiskei ("Marubasumire")Viola kusanoana ("Otachitsubosumire")Viola mandshurica var. mandshurica ("Sumire")Viola maximowicziana ("Komiyamasumire")Viola obtusa (blunt violet, "Nioitachitsubosumire")Viola ovato-oblonga ("Nagabatachitsubosumire")Viola phalacrocarpa ("Akanesumire")Viola raddeana ("Tachisumire")Viola rostrata ("Nagahashisumire")Viola selkirkii (Selkirk's violet, "Miyamasumire")Viola sieboldii ("Fumotosumire")Viola tokubuchiana var. takedana ("Hinasumire")Viola tokubuchiana var. takedana f. variegata ("Fuirihinasumire")Viola tokubuchiana var. tokubuchiana ("Fujisumire")Viola vaginata var. variegata f. albiflora ("Shirobanasumiresaishin")Viola verecunda var. semilunaris ("Agisumire")Viola verecunda var. verecunda (hidden violet, "Tsubosumire")Viola violacea var. violacea ("Shihaisumire")Viola violacea var. violacea f. versicolor ("Fuirishihaisumire")Viola yedoensis var. yedoensis ("Nojisumire")Viola yedoensis var. yedoensis f. albescens ("Shironojisumire")Vitex trifolia (simpleleaf chastetree, "Mitsubahamago")Vitis saccharifera var. saccharifera ("Amazuru")Wahlenbergia marginata (Southern rockbell, "Hinagikyo")Weigela coraeensis var. coraeensis ("Hakoneutsugi")Weigela floribunda ("Yabutsugi")Weigela florida ("Obeniutsugi")Weigela hortensis ("Taniutsugi")Weigela × fujisanensis var. fujisanensisWisteria brachybotrys (silky wisteria, "Yamafuji")Wisteria floribunda (Japanese wisteria, "Fuji")Youngia japonica ("Onitabirako")Zanthoxylum beecheyanum var. alatum ("Hirezansho")Zanthoxylum piperitum (Japanese pepper, "Sansho")Zelkova serrata (Japanese zelkova)Zoysia japonica (Korean lawngrass, "Shiba")