Below is a list of Rhododendron Hybrids which have been listed as critical in the UK 'Abe Arnott' 'Atlantis' 'Boulodes' 'Abendrot' 'Audrey Wynniatt' (EA) 'Bounty' 'Abendsonne' 'August Lamken' 'Bow Street' 'Accomplishment' augustinii Good Blue 'Brazilia' 'Achilles' augustinii 'Lilastar' 'Bremen' 'Adamant' augustinii subsp. rubrum 'Papillon' 'Brentor' 'Adriaan Koster' (M) 'Award' 'Breslau' (EA) 'Agamujin' (EA) 'Ayah' 'Brets Own' aganniphum 'Rusty' 'Ayton' 'Briane' (EA) 'Ahren's Favourite' 'Azorazie' 'Brianna' 'Aladdin' (auriculatum hybrid) 'Aztec' (EA) 'Bridesmaid White' 'Alena' 'Azuray' 'Brigadoon' 'Alex Hill' 'Azurwolke' 'Brilliant' (EA) 'Alexis' 'B.Y. Morrison' (EA) 'Brilliant Blue' (EA) 'Alice de Stuers' (M) 'Baby Scarlet' 'Brilliant Crimson' (EA) 'Alice Gilbert' 'Babylon' 'Brilliant Pink' 'Alice Martineau' 'Baker's Lavender' (EA) 'Brinny' 'Alice Street' 'Balalaika' 'Bruns Diamant' 'Allen's Surprise' 'Balbina' 'Bruns Elfenbein' 'Aloha' 'Bali' 'Bud Flanagan' 'Alpine Dew' 'Balta' 'Buketta' 'Alpine Gem' 'Baltic Amber' (A) bureavii 'Ardrishaig' 'Amabilis' 'Banana Boat' bureavii 'Berg' 'Amber Rain' (A) 'Banana Ripe' 'Burma Road' ambiguum 'Crosswater' 'Bandoola' 'Burning Love' 'Amoretto' 'Barbara Reuthe' 'Butterball' 'Anchorage' 'Barbarella' 'Buttercup' (K) 'Andrae' barbatum 'Meteor' 'Buttered Popcorn' 'Andre' 'Bariton' 'Buttermilk' (V) 'Andrea' 'Barry Rodgers' 'Buttersteep' 'Andrew Elphinstone' (EA) 'Bastion' 'Buttons and Bows' (K) 'Androcles' 'Beautiful Day' 'C.B. van Nes' 'Anita Dunstan' 'Beautiful Dreamer' 'Cadis' 'Ann Aberconway' 'Beaver' (EA) 'Caerhays Lavender' (EA) 'Ann Cooper' (A) 'Belle of Tremeer' 'Calsap' 'Ann Lindsay' 'Bellini' 'Cameronian' (Ad) 'Anna Kauser' 'Ben Morrison' (EA) 'Campanile' 'Anne Dring' 'Ben Moseley' campylogynum (Cremastum Group) 'Anne van Hoeke' 'Beni Glasso' (A) 'Cerise' 'Annegret Hansmann' 'Benigasa' (EA) campylogynum (Cremastum Group) 'Anne's Delight' 'Berg's 10' 'Thimble' 'Annette' 'Berlinale' campylogynum 'Bramble' 'Anniversary Gold' 'Better Half' campylogynum 'Crushed Strawberry' 'Anouk' (EA) 'Betty Arrington' campylogynum 'Hillier's Pink' anthopogon 'Crosswater' 'Betty Robinson' campylogynum 'New Pink' 'Antje' 'Betty Stewart' campylogynum 'Plum Brandy' 'Antoon van Welie' 'Big Punkin' canadense 'Deer Lake' (A) 'Apollo' (EA) 'Bijinsui' (EA) 'Canadian Beauty' 'Apotheose' (EA) 'Binfield' 'Canby' (K) 'Apotrophia' 'Bishopsgate' 'Candi' 'Apricot Nectar' (V) 'Black Beauty' 'Candida' 'Apricot Top Garden' 'Black Knight' (EA) 'Candy Striped Pink' 'April Dawn' 'Black Satin' 'Cannon's Purple' 'April Gem' 'Black Sport' 'Caperci Special' 'April Mist' [Moulten Gold] = 'Blattgold' 'Capistrano' 'April Rose' 'Blitz' 'Captain Jack' 'April Snow' (d) 'Blue Beard' 'Carex White' 'April White' 'Blue Carpet' 'Carillon Bells' 'Aquamarin' 'Blue Gown' 'Carmine' 'Arabella' 'Blue Jay' 'Castle of Mey' 'Arabesque' 'Blue Monday' (EA) 'Catalode' arboreum 'Goat Fell' 'Blue Pacific' 'Catharine van Tol' arboreum 'Patterson' 'Blue River' 'Catherine Hopwood' 'Arborfield' 'Blueshine Girl' 'Cavalcade' 'Arctic Glow' 'Blumiria' 'Cayenne' (EA) 'Arctic Snow' 'Blushing Belle' (V) 'Centennial Celebration' 'Ardeur' 'Blutopia' 'Chapeau' argyrophyllum 'Sichuan' 'Bob Bovee' 'Chariots of Fire' (EA) 'Arkle' 'Bob White' (EA) 'Charles Bagley' 'Arkona' 'Bobbie' 'Charlotte Currie' 'Arlie' 'Bob's Blue' 'Charlotte de Rothschild' (A) 'Arneson Pink' 'Bold Janus' (V) 'Charme La' 'Arneson Ruby' (K) 'Bonnie Babe' 'Charming Rose' 'Arthur's Choice' (V) 'Boule de Neige' 'Cheapside' Below is a list of Rhododendron Hybrids which have been listed as critical in the UK (PJM Group) 'Checkmate' 'Danuta' 'Dusky Dawn' 'Cherie' (EA) 'Daphne' (EA) 'Düsselfeuer' 'Cherries and Cream' 'Daphne Jewiss' 'Dusty' 'Cherry Cheesecake' 'Daphne Magor' 'Early Gem' 'Cherry Float' 'Daphnoides' 'Easter Parade' (EA) 'Cherry Pink' 'Dartmoor Blush' 'Eastertide' (EA/d) 'Cheyenne' 'Dartmoor Dawn' eclecteum 'Rowallane Yellow' 'Chicago' (M) 'Dartmoor Pixie' 'Eddisbury' (K) 'Chichibu' (EA) 'Dartmoor Rose' 'Edeltraut' (EA) 'Chinmar' dauricum 'Dark St Andrews' 'Edith Mackworth Praed' 'Chinsai' (EA) dauricum 'Nanum' 'Edmond Amateis' 'Chopin' (EA) 'Dauricum Splendens' 'Edmund de Rothschild' 'Chorus Line' dauricum 'Suzuki' 'Edward Dunn' 'Chris' (EA) 'David Grant' 'Edward M. Boehm' (EA) 'Chris Bagley' 'David Rockefeller' 'Effner' cinnabarinum 'Caerhays Philip' 'Davidson' 'Ehrengold' cinnabarinum 'Caerhays Yellow' 'Dawn's Chorus' (K) 'Eisprinzessin' (EA) cinnabarinum ssp. xanthocodon 'Good 'Dawn's Glory' (K) 'El Alamein' Gorm' 'Day Dawn' 'El Greco' cinnabarinum subsp. cinnabarinum 'Dayan' 'Eleanor' (EA) 'Aestivale' decorum subsp. diaprepes 'Forest May 'Eleanor Habgood' cinnabarinum subsp. xanthocodon Cly' 'Elfin Gold' (Concatenans Group) 'Amber' degronianum subsp. heptamerum 'Oki 'Eliska' cinnabarinum 'Wasgau' Island' 'Elizabeth Gable' (EA) cinnabarinum 'Yellow' 'Delectable' (K) 'Elizabeth of Glamis' 'Circus' 'Delp's Cupcake' 'Elke' 'Citroen' dendrocharis [Glendoick Gem] = 'Elsa Crisp' 'Citronella' 'Gle002' 'Ember Glow' 'Clarissa' (EA/d) dendrocharis [Glendoick Jewel] = 'Endre Ostbo' 'Claudine' 'Gle020' 'English Roseum' 'Claydian Variegated' (v) 'Desert Orchid' 'Eruption' 'Cockade' (EA) 'Desert Pink' (K) 'Esther May' (A) 'Comte de Gomer' (M) 'Devisiperbile' (EA) 'Etoile de Sleidinge' 'Concerto' 'Devonshire Cream' 'Eunice Updike' (EA) concinnum var pseudoyanthemum 'Best 'Dexter's Champagne' 'Eurydice' Red' 'Dexter's Spice' 'Eva Goude' (K) 'Concorde' 'Dexter's Springtime' 'Evening Glow' 'Connie' (EA) 'Dexter's Vanilla' 'Everbloom' (EA) 'Consolini's Windmill' 'Diadem' (V) 'Everest White' 'Conversation Piece' (EA) (Diamant Group) 'Diamant Enzianblau' 'Everitt Hershey' (A) 'Coquille' (EA) 'Everything Nice' 'Cora Grant' (EA) 'Diana van Herzeele' 'Evita' (PBR) (EA) 'Coral Beauty' 'Dido' 'Exbury Calstocker' 'Coral Redwing' (EA) 'Dietrich' 'Exbury Matador' 'Coral Velvet' 'Diny Dee' 'Exbury May Day' 'Coral Wing' (EA) 'Director Dorsman' 'Excalibur' 'Corany' (A) 'Direktor E. Hjelm' 'Exotic' 'Cordial Orange' (V) 'Django' 'Explorer' (EA) 'Corinna' 'Doctor Ernst Schäle' 'Fairy Mary' 'Corot' 'Doctor Reichenbach' (M) 'Falkner Alison' 'Costa del Sol' 'Doctor Rieger' 'Falling Snow' 'Cougar' 'Doctor Tjebbes' 'Faltho' 'Countess of Stair' 'Dolcemente' 'Fanal' (K) 'Cranberry Swirl' 'Dollar Princess' 'Fatima' 'Crater Lake' 'Don Giovanni' 'Faulk Lemon' 'Cream Glory' 'Don Quixote' (K) 'Feespite' 'Cream Serene' (V) 'Donald Waterer' 'Ferndown Beauty' (EA) 'Cream Supreme' (V) 'Donna Hardgrove' ferrugineum 'Hill of Tarvit' 'Crème Brƒlée' 'Dorothea' ferrugineum 'Plenum' (d) 'Croceum Tricolor' (G) 'Dorothy Amateis' 'Festive' 'Crooksbury Gold' 'Dorothy Gish' (EA/d) 'Festivo' 'Crossroads' 'Dorothy Rees' (EA) 'Fidelio' (EA) 'Crown Jewel' (EA/d) 'Dorothy Swift' 'Fiesta' (EA/d) 'Crowthorne' 'Dörte Reich' 'Fire Rim' 'Crushed Strawberry' 'Double Date' (d) 'Fireball' (hybrid 'Crystal Violet' 'Double Delight' (K/d) 'First Light' (V) 'Cunningham's Album Compactum' 'Doubloons' 'First Love' 'Cunningham's Snow White' 'Douggie Betteridge' 'Flaire' (K) 'Cupreum Ardens' (G) 'Drake's Mountain' 'Flamenco Dancer' (V) 'Dagmar' 'Drapa' (EA) 'Flaming Bronze' 'Daisetsuzan' 'Dresden Doll' (V) 'Flaming June' (K) 'Dame Edith Evans' 'Duchess of Portland' 'Flava Glendoick' 'Dandy' (EA) 'Duchess of Rothesay' 'Flip' 'Dandy' (hybrid) 'Duchess of Teck' 'Flora Lockblott' Below is a list of Rhododendron Hybrids which have been listed as critical in the UK 'Flora's Garden' 'Goldstrike' hippophaeoides var. hippophaeoides 'Flora's Green' 'Goldsworth Crimson' 'Sunningdale' 'Florence Archer' 'Goldzwerg' 'Hisako' (EA) 'Fluidum' 'Good News' 'Hojo-no-odorikarako' (EA) fortunei subsp. discolor 'Hilliers Best' 'Gorbella' 'Holden' fortunei subsp. discolor 'Nymphenrose' 'Gordian' 'Honey Bee' 'Fragrant Star' (A) 'Gordon Jones' 'Honey Star' (V) 'Francesca' 'Graciosum' (O) 'Honeydew' 'Frank Baum' 'Graf Zeppelin' 'Hong Kong' 'Fraseri' (M) 'Grafton' hookeri 'Golden Gate' 'Fred Hamilton' 'Graham Vivian' 'Horizon' 'Fred Harris' 'Grand Pré' 'Horizon Dawn' 'Frentano' 'Greenwood Yukon' (EA) 'Horizon Lakeside' 'Frere Organ' (G) 'Gretzel' 'Horizon Snowbird' 'Fridoline' (EA) 'Grierdal' 'Hotspur Yellow' (K) 'Fridtjof Nansen' (A) 'Grilse' 'Humboldt' 'Frieda' (EA) 'Grisette' 'Hurricane' 'Frigata' (EA) groenlandicum 'Lenie' 'Hyde and Seek' 'Frigate' (EA) 'Gudrun' 'Hyde Park' (K) 'Frill' 'Gundula' 'Hydon Glow' 'Frilled Petticoats' 'Gwen Bell' 'Hydon Harrier' 'Fritz Quihou' (A) 'Gwynidd Lloyd' (EA) 'Hydon Pearl' 'Frühlingsbeginn' 'Gyokushin' (EA) 'Hydon Pink' 'Frühlingstraum' 'H. Whitner' 'Hydon Primrose' 'Fudesute-yama' (EA) 'Hachmann's Bananaflip' 'Hydon Salmon' 'Fulbrook' 'Hachmann's Belona' 'Hydon Snowflake' 'Gabriel' 'Hachmann's Juanita' (K) 'Ice Cream' 'Gabriele' (EA) 'Hachmann's Juliette' (EA) 'Ice Music' 'Gabriella' 'Hachmann's Marianne' 'Ightham Gold' 'Galactic' 'Hachmann's Pinguin' 'Ightham Peach' 'Garden Beauty' (EA) 'Hachmann's Rosita' 'Ightham Pink' 'Garden State Glow' (EA/d) 'Hachmann's Topsi' 'Ightham Purple' 'Gardenia' (EA) 'Hachmann's Violetta' 'Ightham White' 'Gaugin' haematodes 'Blood Red' 'Ignea Nova' 'Gay Lady' 'Haida Gold' 'Ilam Louie Williams' (A) 'Gekkeikan' (EA) 'Hakurakuten' (EA) 'Impala' (K) 'Gemstone' 'Hallauer's Seedling' impeditum 'Compactum' 'General Eric Harrison' 'Halton' impeditum 'Johnston's Impeditum ' 'Genghis Khan' 'Hamlet' (M) impeditum 'Russell's Blue' 'Genoveva' 'Hammondii' impeditum 'Williams' 'George Haslam' 'Hanah-fubuki' (EA) 'Imperator' (M) 'Getsutoku' (EA) 'Hanio-no-shion' (EA) 'Independence Day' 'Gigi' 'Harkwood Friendship' 'Inshriach Blue' 'Gill's Arboreum' 'Harkwood Orange' 'Invitation' 'Gipsy King Memory' 'Harmony' (EA/d) 'Irish Mist' 'Girard's Pink' (EA) 'Harumiji' (EA) irroratum 'Langbianense' 'Girard's Scarlet' (EA) 'Haru-no-sono' (EA) 'Ishiyama' (EA) 'Glad Tidings' 'Haru-no-yuki' 'Isola Bella' 'Glanzblatt' (Hawk Group) 'Hawk Buzzard' 'Issho-no-haru' (EA) [Glendoick Ice Cream] = 'Gle013' (Hawk Group) 'Hawk Merlin' 'Ivan D. Wood' [Glendoick Petticoats] = 'Gle015' 'Haze' 'Ivory Coast' [Glendoick Rosebud] = 'Gle022' (EA) 'Hazel' 'Izabelle' (EA) 'Gleam' 'Hazel Fisher' 'Izayoi' (EA) 'Glendoick Silver' 'Heidelberg' (K/d) 'J. Jennings' (K) 'Glenroy Carpet' 'Heidi' (PBR) (EA) 'J.H. van Nes' 'Glen's Orange' 'Heiwa-no-kagami' (EA) 'J.J. de Vink' 'Glon Komachi' (EA) 'Helen Johnson' 'Jack A. Sand' (K) 'Glory of Leonardslee' 'Helen Martin' 'Jade' 'Gold Crest' (K) 'Helena' (EA) 'Jan Bee' 'Gold Mohur' 'Hello Dolly' 'Jan Steen' (M) 'Gold Tee' 'Henry Street' 'Jan Wellen' (EA) 'Golden Clipper' 'Henry's Red' 'Jane Abbott' (A) 'Golden Flare' (M) 'Hershey's Bright Red' 'Janet Baker' 'Golden Fleece' 'Higasa' (EA) 'Janet Rhea' (EA) 'Golden Melodie' 'High Gold' 'Janine Alexandre Debray' 'Golden Orfe' 'Hikkasen' (EA) 'Jasper Pimento' (Comely Group) 'Golden Orfe' 'Hilda Margaret' 'Jean Read' (EA) 'Golden Queen' 'Hilda Niblett' (EA) 'Jennie Dosser' 'Golden Spur' 'Hillcrest' 'Jerez' 'Golden Star' 'Hille' 'Jingle Bells' 'Goldfee' 'Hinode-no-kumo' (EA) 'Jo Madden' 'Goldflamme' 'Hino-scarlet' (EA) 'Joan Paton' (A) 'Goldkollier' hippophaeoides [Glendoick Iceberg] = 'Joan Scobie' 'Goldpracht' (K) 'Gle019' 'Jock's White' Below is a list of Rhododendron Hybrids which have been listed as critical in the UK 'Joe Paterno' 'Lanzette' luteum 'Golden Comet' (A) 'Johann Sebastian Bach' (EA) 'Laramie' 'Mac Ovata' 'John Barr Stevenson' 'Late Inverue' (EA) 'Macarena' 'John Holms' 'Laura Morland' (EA) 'Madame F.V. Chauvin' 'John Keats' 'Laurie' 'Madame Galle' 'John Marchand' 'Lavender Lady' (EA) 'Madame Knutz' (A) 'John Tremayne' 'Lavender Princess' 'Madeline's Yellow' 'Johnny Bender' 'Lavender Queen' 'Mademoiselle Masson' 'Johnson's Impeditum ' 'Le Havre' 'Madison Snow' johnstoneanum 'Rubeotinctum' 'Le Progrès' 'Madrigal' (EA) 'Joho-ngodor-akako' 'Lea Rainbow' 'Maestro' 'Jonathan Shaw' 'Leibnitz' (G/d) 'Maggie' 'Josefa Blue' 'Lem' 'Mai-ogi' (EA) 'Joseph Haydn' (EA) 'Lemon Cloud' 'Maischnee' (EA) 'Joyful' 'Lemon Grass' 'Makiyak' 'Joy's Delight' (Ad) 'Lemon Grove' 'Malahat' 'Judy Clarke' 'Lemon Ice' 'Malemute' 'Julischka' 'Lemon Lights' (A) 'Malwine' 'July Giant' 'Lemon Lodge' 'Manda Sue' 'June Bee' 'Lemon Marmalade' 'Manor Hill' 'June Yellow' 'Lemon Meringue' 'March Sun' 'Jungfrau' 'Lem's 121' 'Maria Derby' (EA) 'Junifee' 'Lem's Stormcloud' 'Maria Elena' (EA/d) kaempferi 'Hall's Red' (EA) 'Leonard Messel' 'Marianne' (EA/d) 'Kakiemon' (EA) 'Leonardslee Brilliant' 'Marie' (EA) 'Kantilene' 'Leonardslee Hybrid' 'Marie Hoffman' 'Kaponga' 'Leonardslee Pink Bride' 'Marie Starks' 'Karalee' 'Leonardslee Primrose' 'Mariner' 'Karin Seleger' 'Leuchtfeuer' (EA) 'Marion' 'Kathleen' pale pink (EA) 'Leuchtpolster' 'Marionette' 'Kathleen' rosy red (EA) 'Leverett Richards' 'Mark Turner' 'Kathleen' salmon pink (EA) 'Lewis Monarch' 'Markeeta's Flame' 'Katinka' (hybrid) 'Libretto' 'Marlene Peste' 'Katrina' 'Lilac Time' (EA) 'Marsalla' 'Keija' (EA) 'Lilacinum' (EA) 'Mary Belle' 'Kentucky Colonel' 'Lilacinum' (hybrid) 'Mary Drennen' 'Kentucky Minstrel' (K) 'Lillian Peste' 'Mary Forte' 'Kermesinum Album' (EA) 'Lilofee' 'Maryke' 'Kerrigan's Super Red' (EA) 'Limbatum' 'Marylou' 'Keston Rose' 'Linda R' (EA) 'Master of Elphinstone' (EA) 'Kijei' 'Lionel's First' 'Matsukasa Pink' 'Kilian' (A) 'Lissabon' 'Mauna Loa' (K) 'Kimberly' 'Lissabon Rosa' 'Maurice Skipworth' 'Kimbeth' 'Litany' (EA) 'Mavis Davis' 'King Fisher' 'Little Beauty' (EA) 'Maxi' (EA) 'King of Shrubs' 'Little Jock' maximum 'Weeldon's Red' 'King's Buff' 'Littlest Angel' (V) 'May Glow' 'Kingston' 'Loch Laggan' 'Mayfair' 'Kirsten Begeer' 'Loch Linnhe' 'Meicho' (EA) kiusianum 'Ekubo' (EA) 'Loch Lomond' mekongense var. mekongense 'Yellow 'Kleiner Prinz' (EA) 'Loch Morar' Fellow' 'Kojo-no-hikari' (EA) 'Lochinch Spinbur' 'Melidioso' 'Kokette' 'Lodbrit' 'Melina' (EA/d) 'Komurasaki' (EA) 'Loderi Julie' 'Melpomene' 'Koningin Wilhelmina' (EA) 'Loderi Kunoo' 'Mendosina' 'Koningin Wilhelmina' (M) 'Lodestar' 'Merley Cream' 'Kormesing' 'Loki' 'Meteor' elepidote 'Koromo-shikibu White' (EA) 'Lollipop' 'Miami' (A) 'Kozan' (EA) 'Longworth' 'Midnight Ruby' 'Kralingen' 'Looking Glass' 'Millennium' (A) 'Krishna' 'Loreley' 'Mimra' 'Kupferberg' 'Lotte' (EA) minus var. minus (Carolinianum Group) 'Kusudama' (EA) 'Louis Aimée van Houtte' (G) 'Album' 'Lacs' 'Louis B. Williams' minus var. minus (Carolinianum Group) 'Ladt Decis' 'Love Poem' 'Epoch' 'Lady Annette de Trafford' 'Love Song' (EA) 'Misomogiri' 'Lady Clairmont' 'Lucinda' 'Mizu-no-yamabuki' (EA) 'Lady Decies' 'Lucy' 'Moerheim's Scarlet' 'Lady Digby' 'Lucy Lockhart' 'Moffat' 'Lady Linda' 'Lucy Lou' 'Moira Pink' (EA) 'Lady Malmesbury' 'Lugano' 'Moira Salmon' (EA) 'Lady of Spain' 'Luisella' 'Mollie Coker' 'Lady Robin' (EA) 'Lumina' 'Molly Fordham' 'Langmans' (EA) 'Luscombei Splendens' 'Monica Wellington' Below is a list of Rhododendron Hybrids which have been listed as critical in the UK montroseanum 'Baravalla' 'Nuccio's Garden Party' (EA/d) 'Peekaboo' 'Moonshine Crescent' 'Nuccio's Happy Days' (EA/d) 'Peggy' 'Mortimer' 'Nuccio's Harvest Moon' (EA) 'Peggy Bannier' 'Morvah' 'Nuccio's High Society' (EA) 'Peking' 'Mosaique' 'Nuccio's Magnificence' (EA/d) 'Pematit Cambridge' 'Mossman' 'Nuccio's Mama Mia' (EA) 'Pematit Oxford' 'Mother Greer' 'Nuccio's Masterpiece' (EA/d) 'Pennsylvannia' (A) 'Mother Theresa' 'Nuccio's Melody Lane' (EA) 'Penny' 'Motherly Love' 'Nuccio's Mexicali Rose' (EA) 'Peppina' 'Mount Ranier' (A) 'Nuccio's Misty Moon' (EA) peregrinum 'Wilson' 'Möwe' (K) 'Nuccio's Pink Bubbles' (EA/d) 'Perfect' 'Mozart' (EA) 'Nuccio's Pink Champagne' (EA/d) 'Perfection' (EA) 'Mrs Alfred Taubman' 'Nuccio's Pink Snow' (EA) 'Peste's Fire Light' 'Mrs Anthony Waterer' (hybrid) 'Nuccio's Pink Tiger' (EA) 'Peter Alan' 'Mrs Ashley Slocock' 'Nuccio's Polka' (EA) 'Peter Bee' 'Mrs C.B. van Nes' 'Nuccio's Primavera' (EA) 'Peter Berg' 'Mrs Chitton' 'Nuccio's Rain Drops' (EA) 'Pettychaps' (EA) 'Mrs Dick Thompson' 'Nuccio's Snow Storm' (EA) 'Pfauenauge' 'Mrs Donald Graham' 'Nuccio's Spring Charm' (EA) 'Philomene' 'Mrs Doorenbos' 'Nuccio's Spring Triumph' (EA) 'Phipp's Yellow' 'Mrs Helen Koster' 'Nuccio's Sunburst' (EA/d) 'Pillar Box' 'Mrs William Watson' 'Nuccio's Wild Cherry' (EA) 'Pineapple Delight' mucronulatum 'Crater's Edge' 'Oh-Too' 'Pink Bedspread' mucronulatum 'Mahogany Red' 'Old Copper' 'Pink Bountiful' mucronulatum var. taquetii 'Dwarf 'Old Sensation' 'Pink Cameo' Cheju' 'Olga Mezzitt' 'Pink Frills' 'Multatuli' (M) 'Olin O. Dobbs' 'Pink Ghost' 'Muncaster Bells' 'Olive Judson' 'Pink Lady' ambig. (A) 'Muncaster Hybrid' 'Olympic Flame' (EA) 'Pink Lady Rosebery' 'Munstead' 'Omurasaki' (EA) 'Pink Mimosa' (Vs) 'Muriel' 'Opal' (EA) 'Pink Petticoats' myrtifolium 'Kotscaki' 'Oporto' 'Pink Photo' 'Mystic' 'Opossum' (EA) 'Pink Pillow' nakaharae 'Benenden' (EA) 'Optima' (EA) 'Pink Rosette' nakaharae 'Scree' (EA) 'Orange Flirt' 'Pink Sensation' 'Nancor' 'Orange Marmalade' 'Pinkerton' 'Nancy' (EA) 'Orange Queen' (V) 'Pioneer Silvery Pink' 'Nancy Fortescue' 'Orange Scout' 'Pipaluk' 'Nassau' (EA/d) 'Orange Splendour' (A) 'Piquante' 'Natalie Coe Vitetti' (EA) 'Orangeade' (K) 'PJM Regal' 'Nelda Peach' 'Orangengold' 'Platinum Pearl' 'Nelly de Bruin' 'Oregon' (EA) 'Polly Clarke' neriiflorum subsp. neriiflorum 'Lamellen' oreotrephes 'Bluecalyptus' polycladum (Scintillans Group) 'Policy' 'Nettie' (EA) oreotrephes 'Davidian's Favourite' AGM 'Netty Koster' 'Ostbo's Low Yellow' 'Polynesian Sunset' 'New Moon' 'Ostergold' ponticum 'Aureomarginatum' (v) 'Nihon-no-hana' (EA) 'Osterschnee' ponticum 'Gilt Edge' (v) 'Nihon-no-hasa' (A) 'Otome Zakura' (EA) ponticum 'Roseum' 'Nimbus' 'Ouchiyama' 'Pook' 'Nimrod Scheherezade' 'Oudijk's Favorite' 'Popcorn' (V) 'Nippon' (Our Kate Group) 'Our Kate' 'Popocatapetl' 'Nishiki' (EA) 'Ovation' 'Port Wine' (EA) niveum 'Tower Court' 'Overstreet' 'Potlatch' 'Noble Fountain' 'Oxydol' (M) 'Powder Puff' 'Noble Mountain' 'P.G. Puddle' 'Pratt's Hybrid' 'Nobleanum Lamellen' pachytrichum var. monosematum 'Prawn' 'Noordtianum' (EA) 'Blackhills' 'Pretty Girl' 'Nordlicht' (EA) 'Pacific Gold' 'Pretty Woman' 'Noriko' (EA) palustre subsp. diversipilosum 'Teshio' 'Pridenjoy' 'Normandy' 'Pamela Robinson' 'Prima Donna' 'Norph' 'Pancake' 'Primula' 'Northern Star' 'Papageno' 'Princess Elizabeth' (hybrid) 'Northern Starburst' 'Papaya Punch' 'Princess Galadriel' 'Northlight' 'Papineau' (EA) 'Princess Margaret Toth' 'Noyo Brave' 'Paris' principis (Vellereum Group) 'Far 'Nuccio's Allegro' (EA/d) 'Parisienne' Horizon' 'Nuccio's Bit o' Sunshine' (EA) 'Parsons' Gloriosum' 'Prinses Marijke' 'Nuccio's Carnival' (EA) 'Paul Vossberg' 'Professor J.H. Zaayer' 'Nuccio's Carnival Blaze' (EA) 'Peach Blow' (EA) 'Prosti' 'Nuccio's Carnival Candy' (EA) 'Peach Charm' proteoides 'Ascreavie' 'Nuccio's Carnival Clown' (EA) 'Peach Glow' (K) 'Puccini' 'Nuccio's Carnival Jackpot' (EA) 'Peach Lady' 'Puget Sound' 'Nuccio's Dream Clouds' (EA/d) 'Peaches and Cream' pumilum 'Pink Ban' 'Nuccio's Feathery Touch' (EA) 'Pearce's American Beauty' 'Pure Gold' (K) Below is a list of Rhododendron Hybrids which have been listed as critical in the UK 'Purple Carpeter' 'Royal Windsor' 'Sleeping Beauty' 'Purple Gem' 'Rubinstern' (EA) 'Snowhite' 'Purple Lace' 'Rumpelstilzchen' 'Snowwhite' (EA) 'Purple Peterli' russatum 'Hill of Tarvit' 'Soft Lips' (K) 'Purple Split' russatum 'Purple Pillow' 'Soldier Sam' 'Purple Velvet' russatum 'Tower Court' 'Sommerduft' (A) 'Purpur Geisha' 'Saffrano' 'Son de Paris' (A) 'Purpureum Grandiflorum' 'Saint Keverne' 'Southern Cross' 'Purpurkissen' (EA) 'Saint Kew' 'Souvenir de Congo' 'Quaker Maid' (K) 'Saint Michael' 'Souvenir de D.A. Koster' 'Queen Louise' (K) 'Saint Minver' 'Sparkler' (hybrid) racemosum 'Forrest' 'Saint Wenn' 'Sparkler' (Vs) 'Radiant' (M) 'Sakata Red' (EA) 'Spätlese' 'Radistrotum' 'Sakuragata' (EA) 'Spellbinder' 'Radmosum' 'Salmon Bedspread' 'Spinner's Glory' 'Raeburn' 'Salmon King' (EA) 'Spinoza' (M) 'Raimunde' (K) 'Salute' spinuliferum 'Jack Hext' 'Rambo' 'Samoa' 'Splendens' (EA) 'Rangoon' 'Sanderling' 'Spoonbill' (K) 'Raspberry Delight' (K/d) 'Sandy' (DA) 'Spring Charm' 'Raspberry Ripple' 'Santa Claus' 'Spring Dawn' 'Rasputin' 'Santorina' 'Spring Song' 'Raymond Burfield' 'Sapporo' 'Springbok' 'Recital' 'Satsop Surprise' 'Springday' 'Red and Gold' 'Saturne' (G) 'Squirrel' tall (EA) 'Red Bells' 'Saxon Bonnie Belle' (V) 'Staccato' 'Red Dragon' 'Saxon Dwarf' (V) 'Stadt Westerstede' 'Red Elf' 'Scarlet Romance' 'Star of Zaffelare' 'Red Panda' (EA) 'Schlaraffia' 'Stella' 'Red Red' 'Schneeauge' 'Stephanie' 'Red Rum' 'Schneebukett' 'Stopham Girl' (A) 'Red Sunset' (A) 'Schneeflöckchen' 'Stour' (K) 'Red Sunset' (EA/d) 'Schneegold' (K) 'Stretta' (EA) 'Red Walloper' 'Schneespiegel' 'Striped Beauty' 'Red Wood' 'Scotian Bells' 'Suede' 'Redmond' (EA) 'Sea-Tac' 'Sugar Pink' 'Reich's Charmant' 'Seattle Gold' 'Sugared Almond' (K) 'Reich's Schneewittchen' 'Seaview Sunset' 'Sulphamer' 'Replique' (Vs) 'Seb' 'Sulphur Queen' 'Revlon' 'September Morn' 'Sumer Snow' rex subsp. rex 'Quartz' 'Serena' 'Summer Dawn' 'Rexima' 'Serendipity' 'Summer Flame' [White Dufthecke] = 'Rhodunter 48' 'Sesostris' (G) 'Sun Charm' (PBR) 'Sham's Candy' 'Sundance' 'Rijneveld' 'Shantung Rose' (V) 'Sunny' (hybrid) 'Rimini' 'Sheiko' 'Sunny Day' 'Rio' 'Sherbrook' (EA) 'Sunny Splendour' (V) 'Rio Grande' 'Shiho' (EA) 'Sunset over Harkwood' 'Ripples' (EA) 'Shiko' (EA) 'Sunspot' 'River Belle' 'Shiko-no-kagami' (EA) 'Sunspray' 'Rivulet' 'Shi-no-noe' (EA) 'Sunstruck' 'Robert Keir' 'Shinsei' (EA) 'Surprise' W.C. Hage & Co (EA) 'Robert Korn' 'Shinto' (EA) 'Susan Everett' 'Robert Louis Stevenson' 'Shinyomo-no-haru' (EA) 'Sweet Mac' (V) 'Robin Hill Congo' (EA) 'Shira-fuji' (EA/v) 'Sweet Sixteen' 'Roehr's Peggy Ann' (EA) 'Show Stopper' (V) 'Swen' 'Romarez' 'Shukishima' (EA) 'Sword of State' (K) 'Romy' 'Shuku-fuku' (EA) 'Sylvetta' 'Rosa Marie' 'Silberglanz' 'Sylvia' (EA/d) 'Rosa Regen' 'Silbervelours' 'Taka' (A) 'Rosalie' (EA) 'Silkcap' 'Taka-no-tsukasa' (EA) 'Rose de Flandre' (G) 'Silky' 'Tamarind' 'Rose Gown' 'Silver Anniversary' 'Tamarindos' 'Rose Plenum' (G/d) 'Silver Glow' (EA) 'Tan Crossing' 'Rose Queen' 'Silver Skies' 'Tara' (hybrid) 'Rose Ruffles' (K) 'Silver Thimbles' (V) 'The Dowager' 'Rosy Bell' 'Silvetta' 'The Freak' 'Rosy Cream' 'Silvia' ambig. 'The Honourable John Boscawen' 'Rosy Lea' 'Simmond's Classic' 'Theme Song' 'Rotglocke' 'Sinbad' thomsonii 'Davidian' 'Rotkäppchen' 'Sir G.E. Simpson' 'Thunder' 'Rouge' 'Sir John Tremayne' 'Tiana' 'Royal Blood' 'Sirius' 'Tiger' 'Royal Mail' 'Skookumchuck' 'Tilford Seedling' Below is a list of Rhododendron Hybrids which have been listed as critical in the UK 'Tilgates Peach' 'Victoria de Rothschild' 'Will Silent' (V) 'Tina Heinje' 'Viennese Waltz' 'William Fortescue' 'Titness Delight' 'Vincent van Gogh' 'William III' (G) 'Tom Hyde' (EA) 'Vinecourt Dong' williamsianum 'Andrea' 'Tom Williams' 'Vinecrest' williamsianum 'Exbury White' 'Tomba' 'Violette' williamsianum 'Special' 'Tonkonatsu' (EA) 'Violette Funken' 'Windbeam' 'Too Bee' virgatum 'Album' 'Windsor Apple Blossom' (K) 'Top Brass' virgatum subsp. oleifolium 'Penheale 'Windsor Sunbeam' (K) 'Top Hat' Pink' 'Wings of Gold' 'Top of the Rockery' 'Virgo' 'Winterpurpur' 'Topaz' viscosum 'Grey Leaf' (Vs) 'Witchery' 'Torch' 'Vital Spark' 'Woodchat' 'Torero' 'Vivacious' 'Woodside' 'Tortoiseshell Biscuit' 'Voodoo' 'Woodstock' 'Tortoiseshell Pale Orange' 'Vulcan's Flame' 'Woody's Friggin' Riggin'' tosaense 'Ralph Clarke' (EA) 'W. Leith' x hodconeri 'Pink' 'Tottenham' (Ad) 'Wadai-akasuba' (EA) x wardii 'Vibrant' 'Tottenham' (hybrid) 'Wada's Pink Delight' 'Xenophile' 'Tow Head' 'Wagtail' 'Yachiyo Red' 'Travis L' 'Wantage' 'Yaku Duke' 'Tregedna' 'War Dance' 'Yaku Queen' 'Tregedna Red' 'Wavertree' yakushimanum 'Beefeater' 'Trelawny' 'Wee Annie' (V) yakushimanum 'Berg' 'Tretawn' 'Wee Willie' (EA) yakushimanum 'Mist Maiden' 'Trianon' 'Wellesleyanum' yakushimanum 'Torch' 'Trinidad' 'Wendy' 'Yamato-no-hikari' 'Tromba' 'Werei' 'Yaye-giri' (EA) 'Tulyar' 'Werrington' 'Yellow' 'Turkish Delight' 'Western Lights' (A) 'Yellow by Trailer' 'Turnstone' 'Weston's Innocence' (A) 'Yellow Dane' 'Tyrian Rose' (EA) 'What a Dane' 'Yellow Rolls Royce' 'Uki Funei' (EA/v) 'Whidbey Island' 'Yokohama' (EA) 'Ulrike Jost' 'White Bird' 'Yokora' 'Uta-maru' 'White Gold' 'Yol' 'Valentine' (EA) 'White Grandeur' (EA) 'Yolanta' 'Valley Sunrise' 'White Moon' (EA) 'Yo-zakura' (EA) 'Vanilla Spice' 'White Olympic Lady' yunnanense 'Diana Colville' 'Vayo' (A) 'White Peter' yunnanense 'Red Throat' 'Veesprite' 'White Prince' (EA/d) yunnanense 'Tower Court' veitchianum (Cubittii Group) 'Ashcombe' 'White Sport' (A) 'Yvonne Dawn' 'Veldtstar' 'Whitney's Best Yellow' 'Yvonne Opaline' 'Vellum' 'Whitney's Dwarf Red' 'Zuiderzee' 'Velvet Gown' (EA) 'Wilbrit Rose' 'Venapens' 'Wild Affair'