R

太字は『パイプの煙』に学名で出てくる植物です。

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Rabdosia japonica=Isodon japonicus)

Racomitrim japonicum

Radermachera ignea(=Mayodendron iguneum)

Radermachera sinica(=Stereospermum sinica)

Rafflesia arnoldii

Ramaria formosa

Ramariopsis kunzei

Randia sinensis

Ranunculus acris var. nipponics

Ranunculus asiaticus

Ranunculus calandrinioides

Ranunculus cantoniensis

Ranunculus colonorum

Ranunculus ficaria

Ranunculus ficaria 'Aurantiacus'

Ranunculus ficaria ’Coppernob'

Ranunculus japonicus Thunb.

Ranunculus nipponicus Nakai var.submersus Hara

Ranunculus nipponicus var. japonicus

Ranunculus peltatus

Ranunculus repens

Ranunculus reptans

Ranunculus sardous

Ranunculus sceleratus

Ranzania japonica T. Ito

Raoulia australis

Rapanaea neriifolia(=Myrsine seguinii)

Raphanus raphanistrum

Raphanus sativas 'Aokubi-daikon'

Raphanus sativus L

Raphanus sativus L. var.hotensisBacker f. raphanistroides Makino

Raphanus sativus 'Sakurajima daikon'

Raphanus sativus 'shougoin daikon'

Raphanus sativus var. longipinnatus

Raphanus sativus var. niger

Raphanus sativus var. radicula

Raphia spp.

Ratibida columunifera

Rauwolfia perakensis

Rauwolfia serpentina Benth.

Rauvolfia tetraphylla

Rauvolfia verticillata

Ravenala madagasucariensis Gmel.

Rebutia arenacea(=Sulcorebutia arenacea)

Rebutia mentosa(=Sulcorebutia mentosa)

Rebutia minuscula

Reevesia thyrsoidea

Rehmannia elata (=R.angulata)

Rehmannia glutinosa

Rehmannia glutinosa var. huichingensis

Reineckea carnea Kunth

Reinwardtia indica

Renanthera matutina(=Renanthera angustifolia)

Renanthera monachica

Reseda lutea

Reseda luteola

Retama monosperma(=Genista monosperma)

Rhacomitrium canescens

Rhamnella fraguloides

Rhamnus crenata

Rhamnus davurica var. nipponica

Rhamnus japonica var. decipiens

Rhaphidophora cryptantha

Rhaphiolepis × delacourii

Rhaphiolepis umbellata

Rhaphiolepis indica var. liukiuensis

Rhaphiolepis indica var. umbellata

Rhaphiolepis indica var. umbellata f. minor

Rhaphiolepis umbellata var. integerrima

Rhaphiolepis wrightiana

Rhapis excelsa

Rhapis humilis Blume

Rhipsalis cassutha

Rhipsalis cereuscula(=Rhipsalis penduliflora)

Rhipsalis ramulosa

Rhipsalis teres f. heteroclada

Rhizophora mangle

Rhizophora stylosa

Rhodanthe anthemoides 'Paper Cascade'(=Helipterum anthemoides 'Paper Cascade')

Rhodanthe chlorocephala

Rhodanthe manglesii(=Helipterum manglesii)

Rhodanthe roseum(=Helipterum roseum)

Rhodanthemum catananche(=Chrysanthemum catananche)

Rhodanthemum hosmariense ‘African Eyes'

Rhodanthemum hosmariense ‘Sunny Side Up'

Rhodanthemum gayanum

Rhodanthemum hosmariense

Rhodiola ishidae(=Sedum ishidae)

Rhodiola rosea(=Sedum var.tachiroe) 

Rhodocollybia maculata(=Collybia maculata)

Rhodohypoxis baurii

Rhododendron albrechtii

Rhododendron amagianum

Rhododendron amanoi

Rhododendron arborescens cv. Soir deParis

Rhododendron arboreum

Rhododendron aureum

Rhododendron boninense

Rhododendron brachycarpum

Rhododendron brachycarpum G.Don forma nemotnam

Rhododendron brachycarpum"Erimosyakunage"

Rhododendron brachycarpum var. roseum

Rhododendron breviperulatum

Rhododendron camtschaticum Pall

Rhododendron cv.

Rhododendron cv.Exbury

Rhododendron dauricum

Rhododendron davidsonianum

Rhododendron decandrum

Rhododendron decandrum f. lasiocarpum

Rhododendron decorum

Rhododendron degronianum

Rhododendron dilatatum Miq.

Rhododendron dilatatum var. boreale

Rhododendron dilatatum var. satsumense

Rhododendron fortunei

Rhododendron gardenia

Rhododendron × hannouense

Rhododendron 'Haruichiban'

Rhododendron hibridum

Rhododendron hyperythrum

Rhododendron indicum 'Aikoku'

Rhododendron indicum 'Ainotsuki'

Rhododendron indicum 'Aka-nagi'

Rhododendron indicum 'Aozora'

Rhododendron indicum 'Asuka' 

Rhododendron indicum 'Asukanohomare' 

Rhododendron indicum 'Asukayama' 

Rhododendron indicum 'Baihō'

Rhododendron indicum 'banrinokirameki'

Rhododendron indicum ’Bunka’

Rhododendron indicum ’Chiyo-no-Hikari’ 

Rhododendron indicum 'Eiganohomare'

Rhododendron indicum 'Eikan'

Rhododendron indicum 'Hakurei'

Rhododendron indicum 'Hakurin'

Rhododendron indicum 'Harunosono'

Rhododendron indicum 'Hinomaru'

Rhododendron indicum 'Hotaru'

Rhododendron indicum 'Isshounoharu'

Rhododendron indicum 'Iwainokagayaki'

Rhododendron indicum 'Izayoi'

Rhododendron indicum 'Izu-no-odoriko'

Rhododendron indicum ’Jukō’

Rhododendron indicum ’Jukoukan’

Rhododendron indicum 'Kahō'

Rhododendron indicum 'Kami-no-Yama-Kirin'

Rhododendron indicum 'Kinzai'

Rhododendron indicum 'Kirameki'

Rhododendron indicum 'Kōbai'

Rhododendron indicum 'Kōgetsu'

Rhododendron indicum 'Kōrin'

Rhododendron indicum 'Kouman-e'

Rhododendron indicum 'Koumei'

Rhododendron indicum 'Kouzan'

Rhododendron indicum 'Kouzan-nishiki'

Rhododendron indicum 'Meichō’

Rhododendron indicum 'Momoka’

Rhododendron indicum 'Nasuno'

Rhododendron indicum 'Nikkō'

Rhododendron indicum 'Nisshounohikari'

Rhododendron indicum 'Nyo-hō-zan'

Rhododendron indicum 'Ōsakazuki'

Rhododendron indicum ’Sakurakagami’

Rhododendron indicum ’Sangosai’

Rhododendron indicum ’Seidai’

Rhododendron indicum ’Shien’

Rhododendron indicum ’Shinkyō’

Rhododendron indicum ’Shin-nikkō’

Rhododendron indicum ’Shi-ryu-no-mai’

Rhododendron indicum 'Sōun-noHikari'

Rhododendron indicum ’Suzu-no-Homare’

Rhododendron indicum Sweet

Rhododendron indicum ’Yama-no-hikari’

Rhododendron indicum ’Yata-no-kagami’

Rhododendron indicum 'Yomonoharu'

Rhododendron indicum 'Wakaebisu'

Rhododendron japonicum

Rhododendron japonicum Suring forma flavum Nakai

 Rhododendron japonoheptamerum var. kyoumaruense 

Rhododendron jasminiflorum

Rhododendron kaempferi

Rhododendron kaempferi 'Amagimisome'

Rhododendron kaempferi cv. Utsusemi

Rhododendron kaempferi f. komatsui 

Rhododendron kaempferi macrogemma 

Rhododendron kaempferi var. mikawanum

Rhododendron kanehirai

Rhododendron keiskei Miq.

Rhododendron keiskei var. cordifolia

Rhododendron 'Kiko Smile'

Rhododendron kiusianum Makino

Rhododendron kiyosumense

Rhododendron komiyamae Makino

Rhododendron ’Kosinohonoo'

Rhododendron kurume Azarea hybrid

Rhododendron Kurume cv. Kirin

Rhododendron Kurume cv. Kochounomai

Rhododendron Kurume cv. Tokonatu

Rhododendron kurume 'Kurenoyuki'

Rhododendron kurume 'Miyagino'

Rhododendron Kurume 'Wakakaede'

Rhododendron laetum

Rhododendron lagopus

Rhododendron lagopus var. lagopus

Rhododendron latoucheae

Rhododendron latoucheae var. amamiense

Rhododendron lochiae(=Rhododendron viriosum)

Rhododendron loranthiflorum

Rhododendron macronatum cv. Minenomatsukaze

Rhododendron mucronatum form. shironishiki Nakai 

Rhododendoron ×mucronatum G. Don

Rhododendron mucronatum 'Kyoukanoko'

Rhododendron macronulatum×tashiroi

Rhododendron macrosepalum

Rhododendron macrosepalum 'Gin-no-zai'

Rhododendron macrosepalum cv. Hanaguruma

Rhododendron macrosepalum f. leucathum

Rhododendron macrosepalum 'Kochouzoroi'

Rhododendron macrosepalum cv. Saigyou

Rhododendron macrosepalum ’Seigaiha’

Rhododendron macrosepalum 'Sirobana-Yukiguruma'

Rhododendron macrosepalum cv.Surugamanyou

Rhododendron macrosepalum var. decandrum

Rhododendron macrosepalum 'Yukiguruma'

Rhododendron maebarae

Rhododendron maebarae f. leucanthum

Rhododendron makinoi

Rhododendron metternichii

Rhododendron metternicchii var. hondoense

Rhododendron microgynum

Rhododendron 'Motonosuke'

Rhododendron mucronulatum

Rhododendoron ×mucronatum G. Don

Rhododendron × mucronatum 'Fujimanyou'

Rhododendron mucronatum cv. Murasakiryuukyuu

Rhododendron mucronatum cv. Obikisibori

Rhododendron mucronatum cv. Sekidera

Rhododendron mucronatum cv. Sekideramurasaki

Rhododendron mucronatum G.Don form. shiromanyo Nakai 

Rhododendron × mucronatum 'Ohryuukyuu'

Rhododendron × mucronatum Shirayui'

Rhododendron macrosepalum 'Shideguruma'

Rhododendron mucronulatum Turcz. Var.ciliatum Nakai

Rhododendoron ×mucronatum 'Usuyou' 

Rhododendron × obtusum

Rhododendron obtusum cv. Benikirisima

Rhododendron obtusum cv. Beninotukasa

Rhododendron obtusum cv. Hanayamahime

Rhododendron obtusum cv. Harumurasaki

Rhododendron obtusum cv. Hinodekirisima

Rhododendron obtusum cv. Honkirisima

Rhododendron obtusum cv. Kikyouzakikirisima

Rhododendron obtusum cv. Minokirisima

Rhododendron obtusum cv. momoiroyamatutuji

Rhododendron obtusum cv. Sirokirisima

Rhododendron obtusum cv. Takitutuji

Rhododendron obtusum cv. Yaekirisima

Rhododendron obtusum var. kaempferi

Rhododendron obtusum var. kaempferi cv. Hutaebijin

Rhododendron obtusum var. kaempferi cv. Nidogokoro

Rhododendron obtusum var. kaempferi f. latisepalum

Rhododendron oldhamii

Rhododendron austrinum

Rhododendron osuzuyamaense

Rhododendron ovatum

Rhododendron ovatum var. lamprophyllum

Rhododendron pentaphyllum var. nikoense 

Rhododendron penthaphyllam var. shikokianum

Rhododendron prunifolium

Rhododendron poukhanense Lév.

Rhododendron 'President Roosevelt'

Rhododendron ×pulchrum

Rhododendron pulchrum 'Akebono' 

Rhododendron pulchrum 'Oomurasaki'

Rhododendron pulchrum cv. Sen-e-ohmurasaki

Rhododendron × pulchrum 'Shunsetsu'

Rhododendron pulchrum 'Taihou' 

Rhododendron pulchrum 'Yukidouji' 

Rhododendron quinquefolium Biss et Moore

Rhododendron reticulatum D. Don

Rhododendron reticulatum f.albiflorum

Rhododendron ripense Makino

Rhododendron ripense cv. Wakasagi

Rhododendron 'Robert Withers'

Rhododendron 'Saffron Queen'

Rhododendron ’Sakuragari'

Rhododendron sanctum

Rhododendron sataense

Rhododendron scabrum G. don

Rhododendron schlippenbachii Maxim.

Rhododendron semibarbatum Maxim.

Rhododendron serpyllifolium

Rhododendron serpyllifolium var. albiflorum

Rhododendron sikayotaizanensis(=Rhododendron noriakinum T.Suzuki)

Rhododendron simsii

Rhododendron simsii cv.

Rhododendron spp.(シャクナゲ)

Rhododendron spp.(ツツジ)

Rhododendron 'Tiyou'

Rhododendron tamurae

Rhododendron tashiroi maxm.

Rhododendron tosaense

Rhododendron tosaense f. albiflorum

Rhododendron transiens

Rhododendron transiens cv. Asukagawa

Rhododendron transiens 'Edohanabi'

Rhododendron transiens cv. Enohu

Rhododendron transiens cv. Hanayamatsurugi

Rhododendron transiens cv. Hatusimo

Rhododendron transiens cv. Hououden

Rhododendron transiens cv. Komurasaki

Rhododendron transiens cv. Murasakigasane

Rhododendron transiens var. Murasakiotome

Rhododendron transiens '.murasakizaai'

Rhododendron transiens cv Nisikinomori

Rhododendron transiens 'Nishikinotukasa'

Rhododendron transiens 'Nishikinotukasafukurin'

Rhododendron transiens cv. Obikinoyuubae

Rhododendron transiens cv. Otomegokoro

Rhododendron transiens '.Shirataki'

Rhododendron transiens f. Shirobanaooyamatutuji

Rhododendron transiens 'Wakamurasaki'

Rhododendron transiens 'Yamanba'

Rhododendron tschonoskii Mxim.

Rhododendron tschonoskii subsp. trinerve

Rhododendron tsusiophyllum(=Tsusiophyllem tanake)

Rhododendron vireya

Rhododendron vireya 'Simbu-Sunset'

Rhododendron viscistylum(=Rhododendron dilatatum var. viscistylum)

Rhododendron yakusimanum Nakai

Rhododendron yedoense

Rhododendron yakumontanum

Rhododendron ' yoshino'

Rhododendron 'Viviany'

Rhododendron wadanum Makino

Rhododendron weyrichii

Rhododendron weyrichii f. purpureum

Rhododendron weyrichii var. psilostylum

Rhodoleia championii

Rhodoleia henryi

Rhodomyrtus tomentosa Wight

Rhodophiala advena

Rhoeo spathacea

Rheum rhabarbarum

Rhus Javanica Linn.

Rhus succedanea Linn.

Rhus sylvestris

Rhus trichocarpa

Rhus verniciflua Stokes

Rhyncholaelia glauca(=Brassavola glauca=Laelia glauca)

Rhyncolaeliocattleya Goldenzelle 'Lemon Chiffon'(=Brassolaeliocattleya Goldenzelle 'Lemon Chiffon') 

Rhyncholaeliocattleya Pastoral(=Brassocattleya Pastoral)  

Rhyncholaeliocattleya Vallespin

Rhyncolaeliocattleya Wing Costume 'Pink Angel' 

Rhynchosia acuminatifolia

Rhynchosia volubilis

Rhynchospermum verticillatum

Rhynchospora colorata(=Dichromena colorata)

Rhynchospora fauriei 

Rhynchostylis retusa

Rhynchotechum discolor

Rhynchotechum discolor var. incisum

Rhytidophyllum tomentosum(=Gesneria tomentosa )

Ribes fasciculatum

Ribes japonicum

Ribes latifolium

Ribes maximowiczianum

Ribes rubrum

Ribes sinanense(=Ribes formosana Hayata var. sinanense Kitamura

Riccia fluitans

Richadella dulcifica(=Synsepalum dulcificum)

Ricinocarpos glaucus

Ricinus communis

Rinzia oxycoccoides

Rivina humilis L.

Robinia pseudo-acacia Linn.

Robinia pseudoacacia Linn. 'Frisia'

Robina pseudoacacia L.var. inermis

Rodgersia podophylla A. Gray

Rodgersia tabularis(=Astilbe tabularis)  

Rodriguezia decora

Rohdea japonica Roth.

Rollinia deliciosa

Romulea bulbocodium

Romulea rosea

Romulea rosea var. australis

Rondeletia leucophylla

Rondeletia odorata

Rorippa indica Hien.

Rorippa islandica

Rosa 'About face'

Rosa acicularis

Rosa 'Abbaye de Cluny'

Rosa 'Abraham Darby'

Rosa 'Abrakadabra'

Rosa 'Akanegumo'

Rosa 'Alba Semi-plena'

Rosa 'Alec's Red'

Rosa 'Amanogawa'

Rosa 'Amber Queen'

Rosa 'Ambridge Rose'

Rosa amblyotis

Rosa 'American Pillar'

Rosa 'American Sprit'

Rosa 'America's Junior MIss'

Rosa 'Andalusien'

Rosa 'Anna'

Rosa 'Angela'

Rosa 'Ao-no-Requiem'

Rosa 'Aromatherapy'

Rosa 'Asagumo'

Rosa 'Ashram'

Rosa 'Ayaori'

Rosa 'Ayumi'

Rosa 'Ballerina'

Rosa banksiae

Rosa banksiae f. alboplena

Rosa banksiae f. lutea

Rosa banksiae f. lutescens

Rosa 'Bernard Buffet'

Rosa 'Betty Boop'

Rosa 'Big Dream'

Rosa 'Black Tea'

Rosa 'Blue Bajou'

Rosa 'Blue Boy'

Rosa 'Blue for you'

Rosa 'Blue Light'

Rosa 'Blue Parfum'

Rosa 'Blue Ribbon'

Rosa 'Blue River'

Rosa 'Bolero'

Rosa 'Bow Bells'

Rosa 'Bridal Pink'

Rosa 'Brass Band'

Rosa 'Brilliant Pink Iceberg'

Rosa 'Britannia'

Rosa 'Burgund '81'

Rosa 'Burgundy Iceberg'

Rosa 'Butter Cup'

Rosa 'Canary'

Rosa 'Candle Light'

Rosa canina

Rosa 'Cara Mia'

Rosa 'Carefree Wonder'

Rosa 'Carina'

Rosa 'Caroline de Monaco'

Rosa 'Carte d'Or'

Rosa 'Catherine Deneuve'

Rosa 'Céline Forestier'

Rosa 'Champagner'

Rosa 'Charles de Gaulle'

Rosa 'Charleston'

Rosa 'Charlie Brown'

Rosa 'Chatea de Clos Vougeot'

Rosa 'Cherish'

Rosa 'Cherry Meidiland'

Rosa 'Chic'

Rosa 'Chicago Peace'

Rosa chinensis

Rosa chinensis 'Minima'

Rosa chinensis 'Single Pink'

Rosa chinensis ssp. Virdiflora

Rosa chinensis var. semperflorens

Rosa 'Chorus'

Rosa 'Christian Dior'

Rosa 'Chrysler Imperial'

Rosa 'Claude Monet'

Rosa 'Cocktail'

Rosa 'Cocorico'

Rosa 'Concertino'

Rosa 'Colorama'

Rosa 'Condesa de Sastago'

Rosa 'Confidence'

Rosa 'Cotillon'

Rosa 'County fair'

Rosa 'Cream delight'

Rosa 'Crimson Glory'

Rosa 'Crown Princess Margareta'

Rosa 'Dainty Bess'

Rosa 'Daniel Gelin'

Rosa davurica(=Rosa marretii)

Rosa 'Desert Peace'

Rosa 'Destiny'

Rosa 'Disneyland Rose'

Rosa 'Dolly Parton'

Rosa 'Double Delight'

Rosa 'Dresden'

Rosa 'Dr. Faust'

Rosa 'Dr. Huey'

Rosa 'Duchesse de Brabant'

Rosa 'Duftgold'

Rosa 'Duftwolke'

Rosa 'Dusky maiden'

Rosa 'Edelweiss'

Rosa 'Eden'(=Rosa 'Pierre de Ronsard')

Rosa 'Edgar Degas'

Rosa 'Eglantyne'

Rosa 'Eikoh'

Rosa 'Elegant Lady'(=Rosa 'Diana,Princess of Wals')

Rosa 'Elle'

Rosa 'English Heritage'

Rosa 'Ernest H Morse'

Rosa 'Esmeralda'

Rosa 'Ethel Sanday'

Rosa 'Eureka'

Rosa 'Eventail d'or'

Rosa 'Ever Gold'

Rosa 'Faberge'

Rosa 'Fabulous!'

Rosa 'Fanfare' 

Rosa 'Fantasia'

Rosa 'Fashionette'

Rosa 'Fellowship'

Rosa 'Fen Zhuang Lou'

Rosa 'Fireglow!'

Rosa 'First Federal's Renaissance'

Rosa 'F.J. Grootendorst'

Rosa 'Florence Nightingale'

Rosa floribunda 'Manyoh'

Rosa 'Fragrant Auricot'

Rosa 'Francis Dubreuil'

Rosa 'Frau Karl Druschki'

Rosa 'Frédéric Mistral'

Rosa 'French lace'

Rosa 'Friesia'

Rosa 'Frohsinn '82'

Rosa 'Florentina'

Rosa foetida

Rosa 'Fruite'

Rosa 'Florodoa'

Rosa 'Frolic'

Rosa gallica

Rosa 'Garden party'

Rosa 'Gemini'

Rosa 'Gertrude Jekyll'

Rosa 'Gilvert Becaud'

Rosa 'Gina Lollobrigida'

Rosa 'Gisselfeldt'

Rosa 'Glamis castle'

Rosa glauca(=Rosa rubrifolia)

Rosa 'Gletcher'

Rosa 'Goethe Rose'

Rosa 'Golden Border'

Rosa 'Golden chersonese'

Rosa 'Golden Flash'

Rosa 'Golden Heart'

Rosa 'Golden Medaillon' 

Rosa 'Golden Scepter'

Rosa 'Golden Wings'

Rosa 'Gold Bunny' 

Rosa 'Goldklone'  

Rosa 'Goldmarie' 

Rosa 'Grace de Monaco'

Rosa 'Gräfin Sonja'

Rosa 'Graf Lennart'

Rosa 'Graham thomas'

Rosa 'Granny'

Rosa 'Green Fire'

Rosa 'Grimardi'

Rosa 'Gruss an Teplitz'

Rosa 'Hanagasumi'

Rosa 'Hanakagari'

Rosa 'Hanakago'

Rosa 'Hans Gönewein'

Rosa 'Happiness'

Rosa 'Harmonie'

Rosa 'Harukaze'

Rosa 'Heat Wave'

Rosa 'Helen Traubel'

Rosa 'Helmut Schmidt'

Rosa 'Herz Ass'

Rosa 'Hiougi'

Rosa hirtula

Rosa 'Hokuto'

Rosa 'Honey Bouquet'

Rosa 'Honey caramel'

Rosa 'Hono-no-Nami'

Rosa horrida

Rosa 'Hoh-Jun'

Rosa 'Iceberg'

Rosa 'Ingrid Bergman'

 Rosa 'Inka'

Rosa 'Interflora'

Rosa 'Intrigue'

Rosa 'Iroha'

 Rosa 'Isabel de Ortiz'

 Rosa 'International Herald Tribune'

 Rosa 'Intersprint'

Rosa 'Janina'

Rosa 'Jardins de France'

Rosa jasminoides

Rosa 'Johann Strauss'

Rosa 'John Clare'

Rosa 'John F. Kennedy'

Rosa 'Jubilant'

Rosa 'Jubile du Prince de Monaco'

Rosa 'Jubilee Celebration'

Rosa 'Jude the Obscure'

Rosa 'Kagayaki'

Rosa 'Kaguyahime'

Rosa 'Kalinka'

Rosa 'Kardinal'

Rosa 'Kagzaguruma'

Rosa 'Kana Rose'

Rosa 'Kan-pai'

Rosa 'Kibou'

Rosa 'King's Ransom'

Rosa 'Kinrenpo'

Rosa 'Kirari'

Rosa 'Klaus Störtebeker'

Rosa 'Kleopatra'

Rosa 'Knock Out'

Rosa 'Kogane'

Rosa 'Koiemaki'

Rosa 'Koigokoro'

Rosa 'Kommodore'

Rosa 'Königin Beatrix'

Rosa 'Konrad Henkel'

Rosa Kordes 'Perfecta'

Rosa 'Kronenbourg'

Rosa 'Kroshinju'

Rosa kordessii cv.Sommermorgen

Rosa 'Korech' Lavaglut

Rosa 'Kotone'

Rosa 'Lady Hillingdon'

Rosa 'Lady Luck'

Rosa 'Lady Meilland'

Rosa 'Lady Meillandina'

Rosa 'Lady of Shalott'

Rosa 'Lady Rose'

Rosa laevigata

Rosa 'La Marseillaise'

Rosa 'La Parisienne'

Rosa 'La Reine Marie-Antinette'

Rosa 'La Sevillana'

Rosa 'LasVegas' 

Rosa 'Laura'

Rosa 'Le France'

Rosa 'Lichfield Angel' 

Rosa 'Lilibet'

Rosa 'Little Darling' 

Rosa 'Liverpool Remembers' 

Rosa 'Louis Philippe'

Rosa 'Love’

Rosa luciae var. fujisanensis

Rosa 'Madame Charles Sauvage'

Rosa 'Magali'

Rosa 'Mahina'81'

Rosa × maikai(=Rosa rugosa var. plena)

Rosa 'Mainzer Fastnacht'

Rosa 'Majolika'

Rosa 'Maurice Utrillo'

Rosa 'Maxim'

Rosa maximowicziana(=Rosa glandulosa)

Rosa 'Mephisto'

Rosa 'Märchenkönigin'

Rosa 'Mitzi '81'

Rosa 'Mme Sachi'

Rosa 'Many Happy Returns'

Rosa 'Margaret Merrill'

Rosa 'Maria Callas'

Rosa 'Marie Curie'

Rosa 'Marilyn Monroe'

Rosa 'Masako'

Rosa 'Masayuki'

Rosa 'Matador'

Rosa 'Matilda'

Rosa 'Matsuri'

Rosa 'Mayo'

Rosa 'Melina'

Rosa 'Michel Lis'

Rosa 'Midnight Blue'

Rosa 'Mimi Eden'

Rosa 'Minnehaha'

Rosa 'Mirabella'

Rosa 'Miramarle'

Rosa 'Mister Lincoln'

Rosa 'Momoka'

Rosa 'Mona Lisa'

Rosa 'Moon Shadow'

Rosa 'Moonsprite'

Rosa 'Montparnasse'

Rosa mollis

Rosa moschata

Rosa 'Mozart'

Rosa 'Mrs. Iris Clow'

Rosa 'Mrs. Toshiko'

Rosa 'My Reiko'

Rosa 'Mullard Jubilee'

Rosa multifloraThunb.

Rosa multiflora var. adenochaeta

Rosa multiflora var. watsonia 

Rosa 'Murasakinosono'

Rosa 'Muso'

Rosa 'New Ave Maria'

Rosa 'New Zealand'

Rosa 'New Wave'

Rosa 'Nicole'

Rosa 'Niccolo Paganini'

Rosa 'Night Queen'

Rosa nipponensis

Rosa 'Nostalgie'

Rosa 'Nozomi'

Rosa 'Ocho'

Rosa 'Oklahoma'

Rosa 'Olympiad'

Rosa 'Olympic Fire'

Rosa 'Ondina'

Rosa onoei

Rosa onoei var. oligantha

Rosa 'Orange Bunny'

Rosa 'Orange Juwel'

Rosa 'Oregold'

Rosa 'Osccar François'

Rosa 'Papa Meilland'

Rosa 'Paradise'

Rosa 'Parole'

Rosa 'Pat Austin'

Rosa 'Peace'(=Rosa 'Mme A.Meilland')

Rosa 'Pharaon' 

Rosa 'Phälzer Gold'

Rosa 'Picasso'

Rosa 'Pink Chiffon'

Rosa 'Pink La Sevillana'

Rosa 'Pink Panther'

Rosa 'Playgirl'

Rosa 'Polynesian Sunset''

Rosa 'President Leopard Senghor'

Rosa 'Princess Aiko'

Rosa 'Princess de Monaco'

Rosa 'Princess Michiko'

Rosa 'Princess Chichibu'

Rosa 'Pure poetry'

Rosa 'Pussta'

Rosa 'Radiant Perfume'

Rosa 'Rshoumon' 

Rosa 'Redcap'

Rosa 'Red coat'

Rosa 'Red Devil'

Rosa 'Red Lion'

Rosa 'Red Pinocchio'

Rosa 'Rimosa'

Rosa 'Rio Samba' 

Rosa 'Roman'

Rosa 'Rosalie La Morliére'

Rosa 'Rose Gaujard'

Rosa 'Roseromantic'

Rosa 'Rose Synactif'

Rosa 'Rose Yokohama'

Rosa 'Rote Max Graf'

Rosa 'Royal Amethyst'

Rosa 'Ruby Lips'

Rosa 'Rumba'

Rosa 'Queen Elizabeth'

Rosa 'Queen of Sweden'

Rosa roxburghii

Rosa 'Royal William'

Rosa rubiginosa(=Rosa eglanteria)

Rosa rugosa f. alba

Rosa rugosa Thunb.

Rosa 'Ruru'

Rosa 'Ryoh'

Rosa 'Ryokkou'

Rosa 'Sagano'

Rosa 'Saint-Exupery'

Rosa 'Sakuragai'

Rosa 'Sakura-Gasumi'

Rosa 'Sarabande'

Rosa 'Saratoga'

Rosa 'Sayokyoku'

Rosa 'Scented Air'

Rosa 'Schneekönigin'

Rosa 'Schwarze Madonna'

Rosa 'Secret Perfume'

Rosa 'Seika'

Rosa 'Seiryu'

Rosa 'Sentimental'

Rosa 'Seventeen'

Rosa 'Charlotte Austin'

Rosa 'Shinjugai'

Rosa 'Shinoburedo'

Rosa 'Shinsetsu'

Rosa 'Shiun'

Rosa 'Shugetsu'

Rosa 'Shunpo'

Rosa 'Shu-oh'

Rosa 'Siegfried'

Rosa 'Silence'

Rosa 'Simon Bolivar'

Rosa 'Sonia'

Rosa 'Sonja Horstmann'

Rosa 'Sonnenkind'

Rosa 'Souvenir de 'St. Anne's'

Rosa 'Spectra'

Rosa 'Spellbound'

Rosa spp.

Rosa 'Stawberry Ice'

Rosa 'Stephanie de Monaco'

Rosa 'Summer Dream'

Rosa 'Sun Flare'

Rosa 'Sunsprite'

Rosa 'Super Star'

Rosa 'Surprise'

Rosa 'Susan Devoy'

Rosa 'Sweet Melina'

Rosa 'Sweet Moon'

Rosa 'Sympathie'

Rosa 'Takao'

Rosa 'Tamango'

Rosa 'Tasogare'

Rosa 'Tchaikovski'

Rosa 'Tennyo'

Rosa 'Tequila'

Rosa 'The Dark Lady'

Rosa 'Timeless '98'

Rosa 'Troilus'

Rosa 'Trumpter'

Rosa 'Tsukuba Express'

Rosa 'Turumi 90'

Rosa ×uchiyamana

Rosa 'Ulmer Münster'

Rosa 'Uncle Walter'

Rosa 'Urara'

Rosa 'Valencia'

Rosa 'Vanilla Perfume'

Rosa 'Victor Hugo'

Rosa 'Violet Carson'

Rosa 'Viva'

Rosa 'Vive les Vacans!

Rosa 'Wakana'

Rosa 'Waon'

Rosa 'White cat'

Rosa 'White Christmas'

Rosa 'White Magic'

Rosa 'White Masterpiece'

Rosa 'White wings'

Rosa wichuraiana

Rosa 'Wild Blue Yonder'

Rosa woodsii (= R. macounii)

Rosa 'Louis XIV'

Rosa yakualpina

Rosa 'Yatiyonishiki'

 Rosa 'Yellow Giant'

Rosa 'Yorokobi'

Rosa 'Yua'

Rosa 'Yugiri'

Rosa 'Yumeka'

Rosa 'Yuka'

Rosa 'Yuzen'

 Rosa 'Yves Piaget'

Rosa 'Zambra'

Roscea purpurea

Roseofomes subflexibilis

Rosmarinus officinalis L.

Rosmarinus officinalis ’purosutatus’

Roystonea regia

Rubia Akane Nakai

Rubia peregrina

Rubus armeniacus(=Rubus discolor=Rubus procerus)

Rubus buergeri

Rubus calycinoides

Rubus chamaemorus

Rubus crataegifolius

Rubus croceacanthus

Rubus fruticosus

Rubus fruticosus 'Kiowa'

Rubus fruticosus 'Ouachita'

Rubus hakonensis

Rubus × hiraseanus makino

Rubus hirsutus

Rubus idaeus

Rubus illecebrosus

Rubus x medius

Rubus microphyllus

Rubus nishimuranus

Rubus palmatus var. coptophyllus

Rubus palmatus var. palmatus

Rubus parvifolius

Rubus pectinellus

Rubus peltatus Maxim.

Rubus phoenicolasius

Rubus rosifolius var. formosanus

Rubus sieboldii

Rubus spp.

Rubus subcrataegifolius

Rubus trifidus

Rubus vernus

Rudbeckia 'Cappuccino'

Rudbeckia hirta

Rudbeckia hirta cv. Gloriosa Daisy

Rudbeckia laciniata

Ruellia brittoniana

Ruellia caroliniensis sp. ciliosa

Ruellia colorata

Ruellia devosiana

Ruellia humillis

Ruellia macrantha

Ruellia makoyana

Ruellia rosea

Ruellia squarrosa

Rumex acetosa L.

Rumex acetosella

Rumex conglomeratus

Rumex japonicus Houtt.

Rumex montanus

Rumex nepalensis Splengel var. andreaeanus

Rumohra adiantiformis

Ruscus aculeatus

Ruscus aculeatus 'Christmas berry'

Russelia equisetiformis

Russula alboareolata

Russula cyanoxantha

Russula delica

Russula delica var. glaucophylla

Russula emetica

Russula mariae

Russula nigricans

Russula rosacea

Russula sanguinea

Russula vesca

Russula violeipes

Russula virescens

Rutaceae

Ruta graveolens

Ruttya fruticosa