| 0 | 53116 | 12E0100001 | 'Alena' | Rhododendron decorum Franch. | Czechoslovakia | | 0 | 12E0100001 ** |
| 1 | 53119 | 12E0100004 | 'Bohumil Kavka' | Rhododendron hybr. | Czechoslovakia | | 0 | 12E0100004 ** |
| 2 | 53121 | 12E0100006 | 'Don Juan' | Rhododendron hybr. | Czechoslovakia | | 0 | 12E0100006 ** |
| 3 | 53123 | 12E0100008 | 'Humoreska' | Rhododendron hybr. | Czechoslovakia | | 0 | 12E0100008 ** |
| 4 | 53124 | 12E0100009 | 'Hurvinek' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 0 | 12E0100009 ** |
| 5 | 53134 | 12E0100019 | 'Profesor Jelinek' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 0 | 12E0100019 ** |
| 6 | 53142 | 12E0100027 | 'Album Novum' | Rhododendron catawbiense Michx. | Belgium | | 0 | 12E0100027 ** |
| 7 | 53143 | 12E0100028 | 'America' | Rhododendron hybr. | Netherlands | | 0 | 12E0100028 ** |
| 8 | 53144 | 12E0100029 | 'Arthur Bedford' | Rhododendron ponticum L. | United Kingdom | | 0 | 12E0100029 ** |
| 9 | 53145 | 12E0100030 | 'Bellini' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100030 ** |
| 10 | 53146 | 12E0100031 | 'Bernstein' | Rhododendron hybr. | Germany | | 0 | 12E0100031 ** |
| 11 | 53149 | 12E0100034 | 'Boule de Neige' | Rhododendron hybr. | France | | 0 | 12E0100034 ** |
| 12 | 53150 | 12E0100035 | 'Caractacus' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100035 ** |
| 13 | 53154 | 12E0100039 | 'Cunningham's White' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100039 ** |
| 14 | 53157 | 12E0100042 | 'Edward S. Rand' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100042 ** |
| 15 | 53160 | 12E0100045 | 'Fastuosum Flore Pleno' | Rhododendron hybr. | unknown | | 0 | 12E0100045 ** |
| 16 | 53168 | 12E0100053 | 'Herme' | Rhododendron hybr. | Germany | | 0 | 12E0100053 ** |
| 17 | 53171 | 12E0100056 | 'Hugh Koster' | Rhododendron hybr. | Netherlands | | 0 | 12E0100056 ** |
| 18 | 53172 | 12E0100057 | 'Hymen' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100057 ** |
| 19 | 53173 | 12E0100058 | 'Jewess' | Rhododendron caucasicum Pall. | Germany | | 0 | 12E0100058 ** |
| 20 | 53182 | 12E0100067 | 'Madame Masson' | Rhododendron hybr. | France | | 0 | 12E0100067 ** |
| 21 | 53184 | 12E0100069 | 'Margot' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100069 ** |
| 22 | 53185 | 12E0100070 | 'Markgraf' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100070 ** |
| 23 | 53188 | 12E0100073 | 'Myrte' | Rhododendron hybr. | Germany | | 0 | 12E0100073 ** |
| 24 | 53189 | 12E0100074 | 'Nicoline' | Rhododendron hybr. | Germany | | 0 | 12E0100074 ** |
| 25 | 53190 | 12E0100075 | 'Ortrud' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100075 ** |
| 26 | 53194 | 12E0100079 | 'Quapp' | Rhododendron hybr. | Germany | | 0 | 12E0100079 ** |
| 27 | 53199 | 12E0100084 | 'Verbesserte Adriaan Koster' | Rhododendron hybr. | Netherlands | | 0 | 12E0100084 ** |
| 28 | 53200 | 12E0100085 | 'Alaric' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100085 ** |
| 29 | 53204 | 12E0100089 | 'Allah' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100089 ** |
| 30 | 53206 | 12E0100091 | 'Amphion' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100091 ** |
| 31 | 53210 | 12E0100095 | 'Mrs Davies Evans' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100095 ** |
| 32 | 53211 | 12E0100096 | 'Arnim' | Rhododendron hybr. | Germany | | 0 | 12E0100096 ** |
| 33 | 53212 | 12E0100097 | 'Arno' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100097 ** |
| 34 | 53213 | 12E0100098 | 'August' | Rhododendron hybr. | Germany | | 0 | 12E0100098 ** |
| 35 | 53214 | 12E0100099 | 'Baden Baden' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 0 | 12E0100099 ** |
| 36 | 53218 | 12E0100103 | 'Madame Jules Porges' | Rhododendron hybr. | France | | 0 | 12E0100103 ** |
| 37 | 53219 | 12E0100104 | 'Blue Ensign' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100104 ** |
| 38 | 53221 | 12E0100106 | 'Blue Tit' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 0 | 12E0100106 ** |
| 39 | 53223 | 12E0100108 | 'Sweet Simplicity' | Rhododendron ponticum L. | United Kingdom | | 0 | 12E0100108 ** |
| 40 | 53233 | 12E0100118 | 'Bruns Diana' | Rhododendron hybr. | Germany | | 0 | 12E0100118 ** |
| 41 | 53236 | 12E0100121 | 'Dora Weissbach' | Rhododendron hybr. | unknown | | 0 | 12E0100121 ** |
| 42 | 53238 | 12E0100123 | 'Doktor h. c. Alexander Steffen' | Rhododendron hybr. | unknown | | 0 | 12E0100123 ** |
| 43 | 53239 | 12E0100124 | 'Madame Linden' | Rhododendron hybr. | Germany | | 0 | 12E0100124 ** |
| 44 | 53243 | 12E0100128 | 'Effner' | Rhododendron hybr. | Germany | | 0 | 12E0100128 ** |
| 45 | 53246 | 12E0100131 | 'Emma' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100131 ** |
| 46 | 53252 | 12E0100137 | 'Mount Everest' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100137 ** |
| 47 | 53261 | 12E0100146 | 'Gesche' | Rhododendron hybr. | Germany | | 0 | 12E0100146 ** |
| 48 | 53262 | 12E0100147 | 'Giganteum' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100147 ** |
| 49 | 53266 | 12E0100151 | 'Goldfort' | Rhododendron fortunei Lindl. subsp. fortunei | United Kingdom | | 0 | 12E0100151 ** |
| 50 | 53267 | 12E0100152 | 'Goldsworth Yellow' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100152 ** |
| 51 | 53271 | 12E0100156 | 'Harvest Moon' | Rhododendron campylocarpum Hook. f. | Netherlands | | 0 | 12E0100156 ** |
| 52 | 53280 | 12E0100165 | 'Ibsen' | Rhododendron smirnowii Trautv. | unknown | | 0 | 12E0100165 ** |
| 53 | 53283 | 12E0100168 | 'May Firth' | Rhododendron hybr. | unknown | | 0 | 12E0100168 ** |
| 54 | 53289 | 12E0100174 | 'Midsummer' | Rhododendron maximum L. | United Kingdom | | 0 | 12E0100174 ** |
| 55 | 53290 | 12E0100175 | 'Moses' | Rhododendron hybr. | Germany | | 0 | 12E0100175 ** |
| 56 | 53291 | 12E0100176 | 'Mrs John Clutton' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100176 ** |
| 57 | 53294 | 12E0100179 | 'Lord Fairhaven' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100179 ** |
| 58 | 53297 | 12E0100182 | 'Anuschka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100182 ** |
| 59 | 53303 | 12E0100188 | 'Canary' | Rhododendron hybr. | Netherlands | | 0 | 12E0100188 ** |
| 60 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100189 ** |
| 61 | 53307 | 12E0100192 | 'Frau Martha Lentschke' | Rhododendron hybr. | Germany | | 0 | 12E0100192 ** |
| 62 | 53310 | 12E0100195 | 'Hero' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100195 ** |
| 63 | 53311 | 12E0100196 | 'Jacksonii' | Rhododendron caucasicum Pall. | unknown | | 0 | 12E0100196 ** |
| 64 | 53313 | 12E0100198 | 'Kantilene' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100198 ** |
| 65 | 53314 | 12E0100199 | 'Breslau' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100199 ** |
| 66 | 53316 | 12E0100201 | 'Leopardii' | Rhododendron arboreum Sm. | United Kingdom | | 0 | 12E0100201 ** |
| 67 | 53320 | 12E0100205 | 'Mims' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100205 ** |
| 68 | 53324 | 12E0100209 | 'Von Oheimb - Woislowitz' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100209 ** |
| 69 | 53329 | 12E0100214 | 'Polar Star' | Rhododendron smirnowii Trautv. | Netherlands | | 0 | 12E0100214 ** |
| 70 | 53330 | 12E0100215 | 'Hachmann's Porzellan' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100215 ** |
| 71 | 53331 | 12E0100216 | 'Cannon's Double' | Rhododendron hybr. | United States | | 0 | 12E0100216 ** |
| 72 | 53336 | 12E0100221 | 'Renata' | Rhododendron hybr. | Germany | | 0 | 12E0100221 ** |
| 73 | 53342 | 12E0100227 | 'Scharnhorst' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100227 ** |
| 74 | 53343 | 12E0100228 | 'Schneekrone' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100228 ** |
| 75 | 53352 | 12E0100237 | 'Van Weerden Poelman' | Rhododendron hybr. | Netherlands | | 0 | 12E0100237 ** |
| 76 | 53354 | 12E0100239 | 'Blueshine Girl' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100239 ** |
| 77 | 53355 | 12E0100240 | 'Hachmann's Brasilia' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100240 ** |
| 78 | 53357 | 12E0100242 | 'Elisabeth Hobbie' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 0 | 12E0100242 ** |
| 79 | 53360 | 12E0100245 | 'Volker' | Rhododendron hybr. | Germany | | 0 | 12E0100245 ** |
| 80 | 53361 | 12E0100246 | 'Goldika' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100246 ** |
| 81 | 53362 | 12E0100247 | 'Goldrausch' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100247 ** |
| 82 | 53363 | 12E0100248 | 'Bad Eilsen' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 0 | 12E0100248 ** |
| 83 | 53365 | 12E0100250 | 'Bibber' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100250 ** |
| 84 | 53366 | 12E0100251 | 'Herzas' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100251 ** |
| 85 | 53369 | 12E0100254 | 'Hachmann's Junifeuer' | Rhododendron hybr. | Germany | | 0 | 12E0100254 ** |
| 86 | 53371 | 12E0100256 | 'Hachmann's Lagerfeuer' | Rhododendron hybr. | Germany | | 0 | 12E0100256 ** |
| 87 | 53373 | 12E0100258 | 'Toucan' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100258 ** |
| 88 | 53375 | 12E0100260 | 'Maharani' | Rhododendron hybr. | Germany | | 0 | 12E0100260 ** |
| 89 | 53377 | 12E0100262 | 'Obergaertner Robenek' | Rhododendron hybr. | Germany | | 0 | 12E0100262 ** |
| 90 | 53379 | 12E0100264 | 'Hachmann's Ornament' | Rhododendron hybr. | Germany | | 0 | 12E0100264 ** |
| 91 | 53383 | 12E0100268 | 'Purple Splendour' | Rhododendron ponticum L. | United Kingdom | | 0 | 12E0100268 ** |
| 92 | 53385 | 12E0100270 | 'Redwood' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 0 | 12E0100270 ** |
| 93 | 53391 | 12E0100276 | 'Schneebukett' | Rhododendron hybr. | Germany | | 0 | 12E0100276 ** |
| 94 | 53393 | 12E0100278 | 'Van Der Hoop' | Rhododendron hybr. | Netherlands | | 0 | 12E0100278 ** |
| 95 | 53395 | 12E0100280 | 'Vorwerk Abendsonne' | Rhododendron hybr. | Germany | | 0 | 12E0100280 ** |
| 96 | 53397 | 12E0100282 | 'Admiral Vanessa' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 0 | 12E0100282 ** |
| 97 | 53398 | 12E0100283 | 'Ammerland' | Rhododendron hybr. | Germany | | 0 | 12E0100283 ** |
| 98 | 53399 | 12E0100284 | 'Anna Robenek' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 0 | 12E0100284 ** |
| 99 | 53400 | 12E0100285 | 'Donar' | Rhododendron smirnowii Trautv. | Germany | | 0 | 12E0100285 ** |
| 100 | 53403 | 12E0100288 | 'Pink Delight' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100288 ** |
| 101 | 53410 | 12E0100295 | 'Alfred' | Rhododendron hybr. | Germany | | 0 | 12E0100295 ** |
| 102 | 53411 | 12E0100296 | 'Blue Bell' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100296 ** |
| 103 | 53419 | 12E0100304 | 'Old Port' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100304 ** |
| 104 | 53423 | 12E0100308 | 'Susan' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100308 ** |
| 105 | 53426 | 12E0100311 | 'Rothenburg' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 0 | 12E0100311 ** |
| 106 | 53427 | 12E0100312 | 'Vater Boehlje' | Rhododendron hybr. | Germany | | 0 | 12E0100312 ** |
| 107 | 53428 | 12E0100313 | 'Emden' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100313 ** |
| 108 | 53429 | 12E0100314 | 'Persil' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100314 ** |
| 109 | 53436 | 12E0100321 | 'Priska' | Rhododendron hybr. | Germany | | 0 | 12E0100321 ** |
| 110 | 53437 | 12E0100322 | 'Sammetglut' | Rhododendron hybr. | Germany | | 0 | 12E0100322 ** |
| 111 | 53438 | 12E0100323 | 'Bruns Schneewittchen' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 0 | 12E0100323 ** |
| 112 | 53441 | 12E0100326 | 'Marimba' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 0 | 12E0100326 ** |
| 113 | 53444 | 12E0100329 | 'Doktor Ernst Schaele' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 0 | 12E0100329 ** |
| 114 | 53448 | 12E0100333 | 'Tibet' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 0 | 12E0100333 ** |
| 115 | 53450 | 12E0100335 | 'Silvia' | Rhododendron hybr. | Germany | | 0 | 12E0100335 ** |
| 116 | 53451 | 12E0100336 | 'Graefin Kirchbach' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 0 | 12E0100336 ** |
| 117 | 53452 | 12E0100337 | 'Ovation' | Rhododendron haematodes Franch. | United Kingdom | | 0 | 12E0100337 ** |
| 118 | 53453 | 12E0100338 | 'Odessa' | Rhododendron smirnowii Trautv. | unknown | | 0 | 12E0100338 ** |
| 119 | 53457 | 12E0100342 | 'Erato' | Rhododendron hybr. | Germany | | 0 | 12E0100342 ** |
| 120 | 53458 | 12E0100343 | 'Belkanto' | Rhododendron hybr. | Germany | | 0 | 12E0100343 ** |
| 121 | 53459 | 12E0100344 | 'Azurro' | Rhododendron hybr. | Germany | | 0 | 12E0100344 ** |
| 122 | 53460 | 12E0100345 | 'Hachmann's Felicitas' | Rhododendron hybr. | Germany | | 0 | 12E0100345 ** |
| 123 | 53461 | 12E0100346 | 'Marietta' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100346 ** |
| 124 | 53462 | 12E0100347 | 'Rasputin' | Rhododendron hybr. | Germany | | 0 | 12E0100347 ** |
| 125 | 53463 | 12E0100348 | 'Polarnacht' | Rhododendron hybr. | Germany | | 0 | 12E0100348 ** |
| 126 | 53465 | 12E0100350 | 'Balalaika' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Germany | | 0 | 12E0100350 ** |
| 127 | 53466 | 12E0100351 | 'Tarantella' | Rhododendron hybr. | Germany | | 0 | 12E0100351 ** |
| 128 | 53468 | 12E0100353 | 'Schneeauge' | Rhododendron hybr. | Germany | | 0 | 12E0100353 ** |
| 129 | 53469 | 12E0100354 | 'Hachmann's Diadem' | Rhododendron hybr. | Germany | | 0 | 12E0100354 ** |
| 130 | 53473 | 12E0100358 | 'Puccini' | Rhododendron hybr. | Germany | | 0 | 12E0100358 ** |
| 131 | 53474 | 12E0100359 | 'Ricarda' | Rhododendron hybr. | Germany | | 0 | 12E0100359 ** |
| 132 | 53477 | 12E0100362 | 'Morgenrot' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100362 ** |
| 133 | 53480 | 12E0100365 | 'Eruption' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | unknown | | 0 | 12E0100365 ** |
| 134 | 53481 | 12E0100366 | 'Eggert Rohwer' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100366 ** |
| 135 | 53482 | 12E0100367 | 'Festivo' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100367 ** |
| 136 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100368 ** |
| 137 | 53484 | 12E0100369 | 'Sylphides' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100369 ** |
| 138 | 53489 | 12E0100374 | 'Bruns Loreley' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100374 ** |
| 139 | 53492 | 12E0100377 | 'Sarina' | Rhododendron hybr. | Germany | | 0 | 12E0100377 ** |
| 140 | 53493 | 12E0100378 | 'Claudine' | Rhododendron hybr. | Germany | | 0 | 12E0100378 ** |
| 141 | 53494 | 12E0100379 | 'Parkfeuer' | Rhododendron hybr. | Germany | | 0 | 12E0100379 ** |
| 142 | 53495 | 12E0100380 | 'Nigrescens' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100380 ** |
| 143 | 53496 | 12E0100381 | 'James Burchett' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 0 | 12E0100381 ** |
| 144 | 53497 | 12E0100382 | 'Albert Close' | Rhododendron maximum L. | unknown | | 0 | 12E0100382 ** |
| 145 | 53499 | 12E0100384 | 'Arthur Stevens' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100384 ** |
| 146 | 53503 | 12E0100388 | 'Bertha' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100388 ** |
| 147 | 53504 | 12E0100389 | 'Besse Howells' | Rhododendron catawbiense Michx. | United States | | 0 | 12E0100389 ** |
| 148 | 53506 | 12E0100391 | 'Blue Tit Magor' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 0 | 12E0100391 ** |
| 149 | 53507 | 12E0100392 | 'Bluebird' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100392 ** |
| 150 | 53508 | 12E0100393 | 'Buketta' | Rhododendron hybr. | Germany | | 0 | 12E0100393 ** |
| 151 | 53511 | 12E0100396 | 'Curlew' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100396 ** |
| 152 | 53513 | 12E0100398 | 'Schneegold' | Rhododendron hybr. | Germany | | 0 | 12E0100398 ** |
| 153 | 53517 | 12E0100402 | 'Edelweiss' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100402 ** |
| 154 | 53521 | 12E0100406 | 'Falling Snow' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United States | | 0 | 12E0100406 ** |
| 155 | 53527 | 12E0100412 | 'Hachmann's Charmant' | Rhododendron hybr. | Germany | | 0 | 12E0100412 ** |
| 156 | 53529 | 12E0100414 | 'Herkules' | Rhododendron campanulatum D. Don | Germany | | 0 | 12E0100414 ** |
| 157 | 53536 | 12E0100421 | 'Hachmann's Juanita' | Rhododendron hybr. | Germany | | 0 | 12E0100421 ** |
| 158 | 53538 | 12E0100423 | 'Janet Blair' | Rhododendron hybr. | United States | | 0 | 12E0100423 ** |
| 159 | 53540 | 12E0100425 | 'Radiant' | Rhododendron hybr. | Netherlands | | 0 | 12E0100425 ** |
| 160 | 53544 | 12E0100429 | 'Lady Longman' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100429 ** |
| 161 | 53547 | 12E0100432 | 'Lavendelzauber' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100432 ** |
| 162 | 53549 | 12E0100434 | 'J. Jennings' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100434 ** |
| 163 | 53550 | 12E0100435 | 'Silber' | Rhododendron makinoi Tagg ex Nakai | Germany | | 0 | 12E0100435 ** |
| 164 | 53551 | 12E0100436 | 'Melidioso' | Rhododendron hybr. | Germany | | 0 | 12E0100436 ** |
| 165 | 53559 | 12E0100444 | 'Pride of Cambridge' | Rhododendron hybr. | unknown | | 0 | 12E0100444 ** |
| 166 | 53566 | 12E0100451 | 'Roland' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100451 ** |
| 167 | 53570 | 12E0100455 | 'Schlaraffia' | Rhododendron hybr. | unknown | | 0 | 12E0100455 ** |
| 168 | 53571 | 12E0100456 | 'Schneespiegel' | Rhododendron hybr. | Germany | | 0 | 12E0100456 ** |
| 169 | 53572 | 12E0100457 | 'Schwanensee' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100457 ** |
| 170 | 53580 | 12E0100465 | 'Torero' | Rhododendron hybr. | Germany | | 0 | 12E0100465 ** |
| 171 | 53586 | 12E0100471 | 'Ballerina' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100471 ** |
| 172 | 53589 | 12E0100474 | 'Cecile' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100474 ** |
| 173 | 53591 | 12E0100476 | 'Fasching' | Rhododendron hybr. | Germany | | 0 | 12E0100476 ** |
| 174 | 53596 | 12E0100481 | 'Glowing Embers' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100481 ** |
| 175 | 53598 | 12E0100483 | 'Golden Flare' | Rhododendron hybr. | Netherlands | | 0 | 12E0100483 ** |
| 176 | 53599 | 12E0100484 | 'Golden Sunset' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100484 ** |
| 177 | 53601 | 12E0100486 | 'Goldtopas' | Rhododendron hybr. | Germany | | 0 | 12E0100486 ** |
| 178 | 53603 | 12E0100488 | 'Homebush' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100488 ** |
| 179 | 53605 | 12E0100490 | 'Klondyke' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100490 ** |
| 180 | 53609 | 12E0100494 | 'Azurika' | Rhododendron impeditum Balf. f. & W. W. Sm. | unknown | | 0 | 12E0100494 ** |
| 181 | 53610 | 12E0100495 | 'Azurwolke' | Rhododendron hybr. | unknown | | 0 | 12E0100495 ** |
| 182 | 53613 | 12E0100498 | 'Blaauw's Pink' | Rhododendron hybr. | unknown | | 0 | 12E0100498 ** |
| 183 | 53615 | 12E0100500 | 'Brunella' | Rhododendron hybr. | unknown | | 0 | 12E0100500 ** |
| 184 | 53618 | 12E0100503 | 'Campfire' | Rhododendron hybr. | unknown | | 0 | 12E0100503 ** |
| 185 | 53625 | 12E0100510 | 'Corneille' | Rhododendron hybr. | unknown | | 0 | 12E0100510 ** |
| 186 | 53627 | 12E0100512 | 'Diamant Purpur' | Rhododendron kiusianum Makino | Germany | | 0 | 12E0100512 ** |
| 187 | 53634 | 12E0100519 | 'Koenigstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 0 | 12E0100519 ** |
| 188 | 53635 | 12E0100520 | 'Lilienstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 0 | 12E0100520 ** |
| 189 | 53637 | 12E0100522 | 'Schrammstein' | Rhododendron kiusianum Makino | unknown | | 0 | 12E0100522 ** |
| 190 | 53638 | 12E0100523 | 'Wildenstein' | Rhododendron kiusianum Makino | unknown | | 0 | 12E0100523 ** |
| 191 | 53644 | 12E0100530 | 'Florida' | Rhododendron hybr. | unknown | | 0 | 12E0100530 ** |
| 192 | 53645 | 12E0100531 | 'Satschiko' | Rhododendron hybr. | Germany | | 0 | 12E0100531 ** |
| 193 | 53647 | 12E0100533 | 'George Cunningham' | Rhododendron hybr. | unknown | | 0 | 12E0100533 ** |
| 194 | 53649 | 12E0100535 | 'Ginger' | Rhododendron hybr. | unknown | | 0 | 12E0100535 ** |
| 195 | 53650 | 12E0100536 | 'Gloria Mundi' | Rhododendron hybr. | unknown | | 0 | 12E0100536 ** |
| 196 | 53651 | 12E0100537 | 'Golden Melodie' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | unknown | | 0 | 12E0100537 ** |
| 197 | 53652 | 12E0100538 | 'Goldflimmer' | Rhododendron hybr. | unknown | | 0 | 12E0100538 ** |
| 198 | 53655 | 12E0100541 | 'Haruko' | Rhododendron hybr. | unknown | | 0 | 12E0100541 ** |
| 199 | 53660 | 12E0100546 | 'Hinodegiri' | Rhododendron hybr. | Japan | | 0 | 12E0100546 ** |
| 200 | 53662 | 12E0100548 | 'Marie Podvalova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 0 | 12E0100548 ** |
| 201 | 53663 | 12E0100549 | 'Karolina Svetla' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 0 | 12E0100549 ** |
| 202 | 53664 | 12E0100550 | 'Bozena Nemcova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 0 | 12E0100550 ** |
| 203 | 53666 | 12E0100552 | 'Pavla Kytlicova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 0 | 12E0100552 ** |
| 204 | 53667 | 12E0100553 | 'Fuego' | Rhododendron haematodes Franch. | Germany | | 0 | 12E0100553 ** |
| 205 | 53669 | 12E0100555 | 'Henry's Red' | Rhododendron hybr. | Germany | | 0 | 12E0100555 ** |
| 206 | 53671 | 12E0100557 | 'Silberglanz' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 0 | 12E0100557 ** |
| 207 | 53674 | 12E0100560 | 'Marilee' | Rhododendron nakaharae Hayata | unknown | | 0 | 12E0100560 ** |
| 208 | 53675 | 12E0100561 | 'Vuyk's Rosyred' | Rhododendron hybr. | unknown | | 0 | 12E0100561 ** |
| 209 | 53676 | 12E0100562 | 'Ramapo' | Rhododendron minus Michx. var. minus | unknown | | 0 | 12E0100562 ** |
| 210 | 53677 | 12E0100563 | 'Audia' | Rhododendron impeditum Balf. f. & W. W. Sm. | unknown | | 0 | 12E0100563 ** |
| 211 | 53678 | 12E0100564 | 'Krumlov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 0 | 12E0100564 ** |
| 212 | 53679 | 12E0100565 | 'Buchlovice' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 0 | 12E0100565 ** |
| 213 | 53680 | 12E0100566 | 'Charles Bagley' | Rhododendron catawbiense Michx. | United Kingdom | | 0 | 12E0100566 ** |
| 214 | 53681 | 12E0100567 | 'Signalgluehen' | Rhododendron hybr. | Germany | | 0 | 12E0100567 ** |
| 215 | 53683 | 12E0100602 | 'Boubin' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 0 | 12E0100602 ** |
| 216 | 53685 | 12E0100604 | 'Profesor Jersov' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 0 | 12E0100604 ** |
| 217 | 53687 | 12E0100606 | 'Morava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 0 | 12E0100606 ** |
| 218 | 53688 | 12E0100607 | 'Orlice' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 0 | 12E0100607 ** |
| 219 | 53693 | 12E0100612 | 'Ledikanense' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czechoslovakia | | 0 | 12E0100612 ** |
| 220 | 53697 | 12E0100801 | 'Sychrov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 0 | 12E0100801 ** |
| 221 | 53698 | 12E0100802 | 'Olin O. Dobbs' | Rhododendron hybr. | Oregon, United States | | 0 | 12E0100802 ** |
| 222 | 53701 | 12E0100805 | 'Johann Stern' | Rhododendron hybr. | Germany | | 0 | 12E0100805 ** |
| 223 | 53702 | 12E0100806 | 'Hachmann's Mikado' | Rhododendron hybr. | Germany | | 0 | 12E0100806 ** |
| 224 | 53704 | 12E0100808 | 'Nippon' | Rhododendron wardii W. W. Sm. | Germany | | 0 | 12E0100808 ** |
| 225 | 53708 | 12E0100812 | 'Hyperion' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100812 ** |
| 226 | 53711 | 12E0100815 | 'Jock Brydon' | Rhododendron occidentale (Torr. & A. Gray) A. Gray | Oregon, United States | | 0 | 12E0100815 ** |
| 227 | 53713 | 12E0100817 | 'Multimaculatum' | Rhododendron ponticum L. | United Kingdom | | 0 | 12E0100817 ** |
| 228 | 53714 | 12E0100818 | 'Monsieur Marcel Menard' | Rhododendron hybr. | France | | 0 | 12E0100818 ** |
| 229 | 53715 | 12E0100819 | 'Viscy' | Rhododendron hybr. | Germany | | 0 | 12E0100819 ** |
| 230 | 53716 | 12E0100820 | 'Bariton' | Rhododendron hybr. | Germany | | 0 | 12E0100820 ** |
| 231 | 53719 | 12E0100823 | 'Hachmann's Kabarett' | Rhododendron hybr. | Germany | | 0 | 12E0100823 ** |
| 232 | 53720 | 12E0100824 | 'Turkana' | Rhododendron hybr. | Germany | | 0 | 12E0100824 ** |
| 233 | 53721 | 12E0100825 | 'Gartendirektor Rieger' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 0 | 12E0100825 ** |
| 234 | 53726 | 12E0100830 | 'Hermine Seidel' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100830 ** |
| 235 | 53727 | 12E0100831 | 'Goeteborg' | Rhododendron smirnowii Trautv. | Sweden | | 0 | 12E0100831 ** |
| 236 | 53728 | 12E0100832 | 'Moser's Maroon' | Rhododendron hybr. | France | | 0 | 12E0100832 ** |
| 237 | 53729 | 12E0100833 | 'Taurus' | Rhododendron catawbiense Michx. | United States | | 0 | 12E0100833 ** |
| 238 | 53730 | 12E0100834 | 'Hachmann's Feuerschein' | Rhododendron hybr. | Germany | | 0 | 12E0100834 ** |
| 239 | 53734 | 12E0100838 | 'Cervena Lhota' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100838 ** |
| 240 | 53735 | 12E0100839 | 'Kuks' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100839 ** |
| 241 | 53737 | 12E0100841 | 'Lednice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100841 ** |
| 242 | 53740 | 12E0100844 | 'Mala Skala' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100844 ** |
| 243 | 53741 | 12E0100845 | 'Profesor Scholz' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czech Republic | | 0 | 12E0100845 ** |
| 244 | 53743 | 12E0100847 | 'Velka Morava' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100847 ** |
| 245 | 53745 | 12E0100849 | 'Veltrusy' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100849 ** |
| 246 | 53746 | 12E0100850 | 'Fuellhorn' | Rhododendron hybr. | Germany | | 0 | 12E0100850 ** |
| 247 | 53747 | 12E0100851 | 'Vizovice' | Rhododendron kiusianum Makino | Czech Republic | | 0 | 12E0100851 ** |
| 248 | 53749 | 12E0100853 | 'Pruhonice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100853 ** |
| 249 | 53750 | 12E0100854 | 'Wryneck' | Rhododendron hybr. | United Kingdom | | 0 | 12E0100854 ** |
| 250 | 53751 | 12E0100855 | 'Blue Boy' | Rhododendron hybr. | Washington, United States | | 0 | 12E0100855 ** |
| 251 | 53752 | 12E0100856 | 'Krivoklat' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100856 ** |
| 252 | 53753 | 12E0100857 | 'Orlik' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100857 ** |
| 253 | 53755 | 12E0100859 | 'Kokorin' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100859 ** |
| 254 | 53756 | 12E0100860 | 'Hluboka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100860 ** |
| 255 | 53759 | 12E0100863 | 'Lipnice' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100863 ** |
| 256 | 53760 | 12E0100864 | 'Kacina' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100864 ** |
| 257 | 53761 | 12E0100865 | 'Kromeriz' | Rhododendron kiusianum Makino | Czech Republic | | 0 | 12E0100865 ** |
| 258 | 53766 | 12E0100870 | 'Christian' | Rhododendron catawbiense Michx. | Germany | | 0 | 12E0100870 ** |
| 259 | 53770 | 12E0100874 | 'Ursula Siems' | Rhododendron forrestii Balf. f. ex Diels | Germany | | 0 | 12E0100874 ** |
| 260 | 53772 | 12E0100876 | 'Svihov' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100876 ** |
| 261 | 53773 | 12E0100877 | 'Sovinec' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100877 ** |
| 262 | 53774 | 12E0100878 | 'Strekov' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100878 ** |
| 263 | 64801 | 12E0100881 | 'Jezeri' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100881 ** |
| 264 | 65823 | 12E0100883 | 'Rusalka' | Rhododendron decorum Franch. | Czechoslovakia | | 0 | 12E0100883 ** |
| 265 | 65825 | 12E0100885 | 'Zvikov' | Rhododendron hybr. | Czech Republic | | 0 | 12E0100885 ** |
| 266 | 65840 | 12E0100887 | 'Karin Seleger' | Rhododendron insigne Hemsl. & E. H. Wilson | Switzerland | | 0 | 12E0100887 ** |
| 267 | 65846 | 12E0100888 | 'Snezka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100888 ** |
| 268 | 65919 | 12E0100894 | 'Hachhans' | Rhododendron hybr. | Germany | | 0 | 12E0100894 ** |
| 269 | 67927 | 12E0100896 | 'Milesovka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 0 | 12E0100896 ** |