| 0 | 53119 | 12E0100004 | 'Bohumil Kavka' | Rhododendron hybr. | Czechoslovakia | | 7 | 12E0100004 ** |
| 1 | 53120 | 12E0100005 | 'Dagmar' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100005 ** |
| 2 | 53129 | 12E0100014 | 'Moravanka' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 7 | 12E0100014 ** |
| 3 | 53130 | 12E0100015 | 'Marie Oliva Schlickova' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100015 ** |
| 4 | 53132 | 12E0100017 | 'Panenka' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100017 ** |
| 5 | 53133 | 12E0100018 | 'Petr' | Rhododendron hybr. | Czechoslovakia | | 7 | 12E0100018 ** |
| 6 | 53135 | 12E0100020 | 'Rose Marie' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100020 ** |
| 7 | 53138 | 12E0100023 | 'Vilem Heckel' | Rhododendron hybr. | Czechoslovakia | | 7 | 12E0100023 ** |
| 8 | 53139 | 12E0100024 | 'Arnost Silva Tarouca' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100024 ** |
| 9 | 53140 | 12E0100025 | 'Album Elegans' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100025 ** |
| 10 | 53141 | 12E0100026 | 'Album Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100026 ** |
| 11 | 53142 | 12E0100027 | 'Album Novum' | Rhododendron catawbiense Michx. | Belgium | | 7 | 12E0100027 ** |
| 12 | 53144 | 12E0100029 | 'Arthur Bedford' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100029 ** |
| 13 | 53147 | 12E0100032 | 'Blue Danube' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 7 | 12E0100032 ** |
| 14 | 53148 | 12E0100033 | Blue Peter | Rhododendron hybr. | United Kingdom | | 7 | 12E0100033 ** |
| 15 | 53149 | 12E0100034 | 'Boule de Neige' | Rhododendron hybr. | France | | 7 | 12E0100034 ** |
| 16 | 53151 | 12E0100036 | 'Catawbiense Album' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100036 ** |
| 17 | 53152 | 12E0100037 | 'Catawbiense Boursault' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100037 ** |
| 18 | 53153 | 12E0100038 | 'Catawbiense Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100038 ** |
| 19 | 53154 | 12E0100039 | 'Cunningham's White' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100039 ** |
| 20 | 53157 | 12E0100042 | 'Edward S. Rand' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100042 ** |
| 21 | 53167 | 12E0100052 | 'Gudrun' | Rhododendron hybr. | Germany | | 7 | 12E0100052 ** |
| 22 | 53180 | 12E0100065 | 'Lee's Dark Purple' | Rhododendron catawbiense Michx. | unknown | | 7 | 12E0100065 ** |
| 23 | 53182 | 12E0100067 | 'Madame Masson' | Rhododendron hybr. | France | | 7 | 12E0100067 ** |
| 24 | 53184 | 12E0100069 | 'Margot' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100069 ** |
| 25 | 53191 | 12E0100076 | 'Picturatum' | Rhododendron maximum L. | United Kingdom | | 7 | 12E0100076 ** |
| 26 | 53199 | 12E0100084 | 'Verbesserte Adriaan Koster' | Rhododendron hybr. | Netherlands | | 7 | 12E0100084 ** |
| 27 | 53204 | 12E0100089 | 'Allah' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100089 ** |
| 28 | 53216 | 12E0100101 | 'Bashful' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 7 | 12E0100101 ** |
| 29 | 53221 | 12E0100106 | 'Blue Tit' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 7 | 12E0100106 ** |
| 30 | 53231 | 12E0100116 | 'Delta' | Rhododendron hybr. | Germany | | 7 | 12E0100116 ** |
| 31 | 53238 | 12E0100123 | 'Doktor h. c. Alexander Steffen' | Rhododendron hybr. | unknown | | 7 | 12E0100123 ** |
| 32 | 53248 | 12E0100133 | 'Erika' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 7 | 12E0100133 ** |
| 33 | 53256 | 12E0100141 | 'Florence Sarah Smith' | Rhododendron hybr. | unknown | | 7 | 12E0100141 ** |
| 34 | 53275 | 12E0100160 | 'Hermann Nitzschner' | Rhododendron hybr. | Germany | | 7 | 12E0100160 ** |
| 35 | 53277 | 12E0100162 | 'Humboldt' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100162 ** |
| 36 | 53283 | 12E0100168 | 'May Firth' | Rhododendron hybr. | unknown | | 7 | 12E0100168 ** |
| 37 | 53295 | 12E0100180 | 'Marie Fortie' | Rhododendron hybr. | Belgium | | 7 | 12E0100180 ** |
| 38 | 53296 | 12E0100181 | 'Anilin' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100181 ** |
| 39 | 53299 | 12E0100184 | 'Barmstedt' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100184 ** |
| 40 | 53300 | 12E0100185 | 'Hachmann's Belona' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100185 ** |
| 41 | 53301 | 12E0100186 | 'Blurettia' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100186 ** |
| 42 | 53303 | 12E0100188 | 'Canary' | Rhododendron hybr. | Netherlands | | 7 | 12E0100188 ** |
| 43 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100189 ** |
| 44 | 53312 | 12E0100197 | 'Kalinka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100197 ** |
| 45 | 53313 | 12E0100198 | 'Kantilene' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100198 ** |
| 46 | 53324 | 12E0100209 | 'Von Oheimb - Woislowitz' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100209 ** |
| 47 | 53326 | 12E0100211 | 'Oudijk's Sensation' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100211 ** |
| 48 | 53338 | 12E0100223 | 'Roseum Elegans' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100223 ** |
| 49 | 53339 | 12E0100224 | 'Roseum Superbum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100224 ** |
| 50 | 53343 | 12E0100228 | 'Schneekrone' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100228 ** |
| 51 | 53344 | 12E0100229 | 'Schneewolke' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100229 ** |
| 52 | 53347 | 12E0100232 | 'Sonatine' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100232 ** |
| 53 | 53353 | 12E0100238 | 'August Lamken' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100238 ** |
| 54 | 53357 | 12E0100242 | 'Elisabeth Hobbie' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 7 | 12E0100242 ** |
| 55 | 53359 | 12E0100244 | 'Hachmann's Evelyn' | Rhododendron hybr. | Germany | | 7 | 12E0100244 ** |
| 56 | 53371 | 12E0100256 | 'Hachmann's Lagerfeuer' | Rhododendron hybr. | Germany | | 7 | 12E0100256 ** |
| 57 | 53386 | 12E0100271 | 'Rendezvous' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100271 ** |
| 58 | 53412 | 12E0100297 | 'Caucasicum Pictum' | Rhododendron caucasicum Pall. | United Kingdom | | 7 | 12E0100297 ** |
| 59 | 53413 | 12E0100298 | 'Cheer' | Rhododendron catawbiense Michx. | United States | | 7 | 12E0100298 ** |
| 60 | 53425 | 12E0100310 | 'Goerlitz' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100310 ** |
| 61 | 53426 | 12E0100311 | 'Rothenburg' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100311 ** |
| 62 | 53427 | 12E0100312 | 'Vater Boehlje' | Rhododendron hybr. | Germany | | 7 | 12E0100312 ** |
| 63 | 53441 | 12E0100326 | 'Marimba' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 7 | 12E0100326 ** |
| 64 | 53448 | 12E0100333 | 'Tibet' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100333 ** |
| 65 | 53456 | 12E0100341 | 'Berliner Liebe' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100341 ** |
| 66 | 53460 | 12E0100345 | 'Hachmann's Felicitas' | Rhododendron hybr. | Germany | | 7 | 12E0100345 ** |
| 67 | 53465 | 12E0100350 | 'Balalaika' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Germany | | 7 | 12E0100350 ** |
| 68 | 53467 | 12E0100352 | 'Astrid' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100352 ** |
| 69 | 53470 | 12E0100355 | 'Hachmann's Marlis' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100355 ** |
| 70 | 53477 | 12E0100362 | 'Morgenrot' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100362 ** |
| 71 | 53479 | 12E0100364 | 'Bruns Diamant' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Germany | | 7 | 12E0100364 ** |
| 72 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100368 ** |
| 73 | 53489 | 12E0100374 | 'Bruns Loreley' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100374 ** |
| 74 | 53496 | 12E0100381 | 'James Burchett' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 7 | 12E0100381 ** |
| 75 | 53502 | 12E0100387 | 'Berlin' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100387 ** |
| 76 | 53504 | 12E0100389 | 'Besse Howells' | Rhododendron catawbiense Michx. | United States | | 7 | 12E0100389 ** |
| 77 | 53506 | 12E0100391 | 'Blue Tit Magor' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 7 | 12E0100391 ** |
| 78 | 53508 | 12E0100393 | 'Buketta' | Rhododendron hybr. | Germany | | 7 | 12E0100393 ** |
| 79 | 53521 | 12E0100406 | 'Falling Snow' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United States | | 7 | 12E0100406 ** |
| 80 | 53525 | 12E0100410 | 'General D. Eisenhower' | Rhododendron griffithianum Wight | Netherlands | | 7 | 12E0100410 ** |
| 81 | 53536 | 12E0100421 | 'Hachmann's Juanita' | Rhododendron hybr. | Germany | | 7 | 12E0100421 ** |
| 82 | 53541 | 12E0100426 | 'Ken Janeck' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United States | | 7 | 12E0100426 ** |
| 83 | 53547 | 12E0100432 | 'Lavendelzauber' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100432 ** |
| 84 | 53559 | 12E0100444 | 'Pride of Cambridge' | Rhododendron hybr. | unknown | | 7 | 12E0100444 ** |
| 85 | 53568 | 12E0100453 | 'Hachmann's Rosenelfe' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100453 ** |
| 86 | 53572 | 12E0100457 | 'Schwanensee' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100457 ** |
| 87 | 53581 | 12E0100466 | 'Kalamaika' | Rhododendron hybr. | Germany | | 7 | 12E0100466 ** |
| 88 | 53608 | 12E0100493 | 'Allotria' | Rhododendron kaempferi Planch. | Germany | | 7 | 12E0100493 ** |
| 89 | 53609 | 12E0100494 | 'Azurika' | Rhododendron impeditum Balf. f. & W. W. Sm. | unknown | | 7 | 12E0100494 ** |
| 90 | 53613 | 12E0100498 | 'Blaauw's Pink' | Rhododendron hybr. | unknown | | 7 | 12E0100498 ** |
| 91 | 53615 | 12E0100500 | 'Brunella' | Rhododendron hybr. | unknown | | 7 | 12E0100500 ** |
| 92 | 53634 | 12E0100519 | 'Koenigstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 7 | 12E0100519 ** |
| 93 | 53636 | 12E0100521 | 'Rauschenstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 7 | 12E0100521 ** |
| 94 | 53637 | 12E0100522 | 'Schrammstein' | Rhododendron kiusianum Makino | unknown | | 7 | 12E0100522 ** |
| 95 | 53667 | 12E0100553 | 'Fuego' | Rhododendron haematodes Franch. | Germany | | 7 | 12E0100553 ** |
| 96 | 53671 | 12E0100557 | 'Silberglanz' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100557 ** |
| 97 | 53672 | 12E0100558 | 'Silvester' | Rhododendron hybr. | Netherlands | | 7 | 12E0100558 ** |
| 98 | 53675 | 12E0100561 | 'Vuyk's Rosyred' | Rhododendron hybr. | unknown | | 7 | 12E0100561 ** |
| 99 | 53677 | 12E0100563 | 'Audia' | Rhododendron impeditum Balf. f. & W. W. Sm. | unknown | | 7 | 12E0100563 ** |
| 100 | 53682 | 12E0100601 | 'Blanice' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100601 ** |
| 101 | 53683 | 12E0100602 | 'Boubin' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100602 ** |
| 102 | 53684 | 12E0100603 | 'Doubrava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100603 ** |
| 103 | 53686 | 12E0100605 | 'Labe' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100605 ** |
| 104 | 53687 | 12E0100606 | 'Morava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100606 ** |
| 105 | 53688 | 12E0100607 | 'Orlice' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100607 ** |
| 106 | 53689 | 12E0100608 | 'Oslava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100608 ** |
| 107 | 53690 | 12E0100609 | 'Otava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100609 ** |
| 108 | 53691 | 12E0100610 | 'Sazava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100610 ** |
| 109 | 53692 | 12E0100611 | 'Vltava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100611 ** |
| 110 | 53695 | 12E0100702 | 'Largo' | Rhododendron forrestii Balf. f. ex Diels | Czechoslovakia | | 7 | 12E0100702 ** |
| 111 | 53696 | 12E0100703 | 'Ma vlast' | Rhododendron forrestii Balf. f. ex Diels | Czechoslovakia | | 7 | 12E0100703 ** |
| 112 | 53697 | 12E0100801 | 'Sychrov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 7 | 12E0100801 ** |
| 113 | 53700 | 12E0100804 | 'Ann Lindsay' | Rhododendron hybr. | Germany | | 7 | 12E0100804 ** |
| 114 | 53707 | 12E0100811 | 'Frank Galsworthy' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100811 ** |
| 115 | 53712 | 12E0100816 | 'Madame Albert van Hecke' | Rhododendron kaempferi Planch. | Belgium | | 7 | 12E0100816 ** |
| 116 | 53718 | 12E0100822 | 'Dominik' | Rhododendron hybr. | Germany | | 7 | 12E0100822 ** |
| 117 | 53719 | 12E0100823 | 'Hachmann's Kabarett' | Rhododendron hybr. | Germany | | 7 | 12E0100823 ** |
| 118 | 53721 | 12E0100825 | 'Gartendirektor Rieger' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 7 | 12E0100825 ** |
| 119 | 53729 | 12E0100833 | 'Taurus' | Rhododendron catawbiense Michx. | United States | | 7 | 12E0100833 ** |
| 120 | 53733 | 12E0100837 | 'Charis' | Rhododendron hybr. | Germany | | 7 | 12E0100837 ** |
| 121 | 53736 | 12E0100840 | 'Sarasate' | Rhododendron hybr. | Germany | | 7 | 12E0100840 ** |
| 122 | 53737 | 12E0100841 | 'Lednice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100841 ** |
| 123 | 53743 | 12E0100847 | 'Velka Morava' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100847 ** |
| 124 | 53748 | 12E0100852 | 'Bouzov' | Rhododendron decorum Franch. | Czech Republic | | 7 | 12E0100852 ** |
| 125 | 53751 | 12E0100855 | 'Blue Boy' | Rhododendron hybr. | Washington, United States | | 7 | 12E0100855 ** |
| 126 | 53754 | 12E0100858 | 'Bezdez' | Rhododendron ponticum L. | Czech Republic | | 7 | 12E0100858 ** |
| 127 | 53756 | 12E0100860 | 'Hluboka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100860 ** |
| 128 | 53759 | 12E0100863 | 'Lipnice' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100863 ** |
| 129 | 53760 | 12E0100864 | 'Kacina' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100864 ** |
| 130 | 53761 | 12E0100865 | 'Kromeriz' | Rhododendron kiusianum Makino | Czech Republic | | 7 | 12E0100865 ** |
| 131 | 53768 | 12E0100872 | 'Osmar' | Rhododendron williamsianum Rehder & E. H. Wilson | United Kingdom | | 7 | 12E0100872 ** |
| 132 | 53775 | 12E0100879 | 'Krakovec' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100879 ** |
| 133 | 65857 | 12E0100890 | 'Kriemhild' | Rhododendron wardii W. W. Sm. | Germany | | 7 | 12E0100890 ** |