| 0 | 53120 | 12E0100005 | 'Dagmar' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100005 ** |
| 1 | 53123 | 12E0100008 | 'Humoreska' | Rhododendron hybr. | Czechoslovakia | | 7 | 12E0100008 ** |
| 2 | 53125 | 12E0100010 | 'Lajka' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100010 ** |
| 3 | 53128 | 12E0100013 | 'Milan' | Rhododendron hybr. | Czechoslovakia | | 7 | 12E0100013 ** |
| 4 | 53130 | 12E0100015 | 'Marie Oliva Schlickova' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100015 ** |
| 5 | 53131 | 12E0100016 | 'Motyl' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100016 ** |
| 6 | 53135 | 12E0100020 | 'Rose Marie' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100020 ** |
| 7 | 53136 | 12E0100021 | 'Saba' | Rhododendron decorum Franch. | Czechoslovakia | | 7 | 12E0100021 ** |
| 8 | 53137 | 12E0100022 | 'Sputnik' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100022 ** |
| 9 | 53140 | 12E0100025 | 'Album Elegans' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100025 ** |
| 10 | 53144 | 12E0100029 | 'Arthur Bedford' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100029 ** |
| 11 | 53148 | 12E0100033 | Blue Peter | Rhododendron hybr. | United Kingdom | | 7 | 12E0100033 ** |
| 12 | 53153 | 12E0100038 | 'Catawbiense Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100038 ** |
| 13 | 53154 | 12E0100039 | 'Cunningham's White' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100039 ** |
| 14 | 53160 | 12E0100045 | 'Fastuosum Flore Pleno' | Rhododendron hybr. | unknown | | 7 | 12E0100045 ** |
| 15 | 53168 | 12E0100053 | 'Herme' | Rhododendron hybr. | Germany | | 7 | 12E0100053 ** |
| 16 | 53172 | 12E0100057 | 'Hymen' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100057 ** |
| 17 | 53180 | 12E0100065 | 'Lee's Dark Purple' | Rhododendron catawbiense Michx. | unknown | | 7 | 12E0100065 ** |
| 18 | 53182 | 12E0100067 | 'Madame Masson' | Rhododendron hybr. | France | | 7 | 12E0100067 ** |
| 19 | 53188 | 12E0100073 | 'Myrte' | Rhododendron hybr. | Germany | | 7 | 12E0100073 ** |
| 20 | 53191 | 12E0100076 | 'Picturatum' | Rhododendron maximum L. | United Kingdom | | 7 | 12E0100076 ** |
| 21 | 53202 | 12E0100087 | 'Albert Schweitzer' | Rhododendron hybr. | Netherlands | | 7 | 12E0100087 ** |
| 22 | 53204 | 12E0100089 | 'Allah' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100089 ** |
| 23 | 53211 | 12E0100096 | 'Arnim' | Rhododendron hybr. | Germany | | 7 | 12E0100096 ** |
| 24 | 53212 | 12E0100097 | 'Arno' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100097 ** |
| 25 | 53213 | 12E0100098 | 'August' | Rhododendron hybr. | Germany | | 7 | 12E0100098 ** |
| 26 | 53216 | 12E0100101 | 'Bashful' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 7 | 12E0100101 ** |
| 27 | 53223 | 12E0100108 | 'Sweet Simplicity' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100108 ** |
| 28 | 53235 | 12E0100120 | 'Direktoer E. Hjelm' | Rhododendron fortunei Lindl. subsp. fortunei | Netherlands | | 7 | 12E0100120 ** |
| 29 | 53240 | 12E0100125 | 'Doctor V. H. Rutgers' | Rhododendron hybr. | Netherlands | | 7 | 12E0100125 ** |
| 30 | 53242 | 12E0100127 | 'Duke of York' | Rhododendron fortunei Lindl. subsp. fortunei | unknown | | 7 | 12E0100127 ** |
| 31 | 53243 | 12E0100128 | 'Effner' | Rhododendron hybr. | Germany | | 7 | 12E0100128 ** |
| 32 | 53247 | 12E0100132 | 'Erich' | Rhododendron hybr. | Germany | | 7 | 12E0100132 ** |
| 33 | 53288 | 12E0100173 | 'Lady Decies' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100173 ** |
| 34 | 53289 | 12E0100174 | 'Midsummer' | Rhododendron maximum L. | United Kingdom | | 7 | 12E0100174 ** |
| 35 | 53294 | 12E0100179 | 'Lord Fairhaven' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100179 ** |
| 36 | 53295 | 12E0100180 | 'Marie Fortie' | Rhododendron hybr. | Belgium | | 7 | 12E0100180 ** |
| 37 | 53307 | 12E0100192 | 'Frau Martha Lentschke' | Rhododendron hybr. | Germany | | 7 | 12E0100192 ** |
| 38 | 53310 | 12E0100195 | 'Hero' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100195 ** |
| 39 | 53323 | 12E0100208 | 'Nova Zembla' | Rhododendron catawbiense Michx. | Netherlands | | 7 | 12E0100208 ** |
| 40 | 53324 | 12E0100209 | 'Von Oheimb - Woislowitz' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100209 ** |
| 41 | 53339 | 12E0100224 | 'Roseum Superbum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100224 ** |
| 42 | 53343 | 12E0100228 | 'Schneekrone' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100228 ** |
| 43 | 53346 | 12E0100231 | 'Simona' | Rhododendron hybr. | Germany | | 7 | 12E0100231 ** |
| 44 | 53350 | 12E0100235 | 'Brigitte' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100235 ** |
| 45 | 53366 | 12E0100251 | 'Herzas' | Rhododendron wardii W. W. Sm. | Germany | | 7 | 12E0100251 ** |
| 46 | 53373 | 12E0100258 | 'Toucan' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100258 ** |
| 47 | 53375 | 12E0100260 | 'Maharani' | Rhododendron hybr. | Germany | | 7 | 12E0100260 ** |
| 48 | 53383 | 12E0100268 | 'Purple Splendour' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100268 ** |
| 49 | 53385 | 12E0100270 | 'Redwood' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100270 ** |
| 50 | 53397 | 12E0100282 | 'Admiral Vanessa' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 7 | 12E0100282 ** |
| 51 | 53399 | 12E0100284 | 'Anna Robenek' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 7 | 12E0100284 ** |
| 52 | 53403 | 12E0100288 | 'Pink Delight' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100288 ** |
| 53 | 53412 | 12E0100297 | 'Caucasicum Pictum' | Rhododendron caucasicum Pall. | United Kingdom | | 7 | 12E0100297 ** |
| 54 | 53414 | 12E0100299 | 'Hachmann's Constanze' | Rhododendron hybr. | Germany | | 7 | 12E0100299 ** |
| 55 | 53422 | 12E0100307 | 'Scintillation' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 7 | 12E0100307 ** |
| 56 | 53423 | 12E0100308 | 'Susan' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100308 ** |
| 57 | 53430 | 12E0100315 | 'Ben Moseley' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 7 | 12E0100315 ** |
| 58 | 53431 | 12E0100316 | 'Cornelia Schroeder' | Rhododendron hybr. | Germany | | 7 | 12E0100316 ** |
| 59 | 53438 | 12E0100323 | 'Bruns Schneewittchen' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100323 ** |
| 60 | 53449 | 12E0100334 | 'Ariane' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100334 ** |
| 61 | 53457 | 12E0100342 | 'Erato' | Rhododendron hybr. | Germany | | 7 | 12E0100342 ** |
| 62 | 53466 | 12E0100351 | 'Tarantella' | Rhododendron hybr. | Germany | | 7 | 12E0100351 ** |
| 63 | 53472 | 12E0100357 | 'Konsonanz' | Rhododendron hybr. | Germany | | 7 | 12E0100357 ** |
| 64 | 53488 | 12E0100373 | 'Kate Waterer' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100373 ** |
| 65 | 53490 | 12E0100375 | 'Otto Hahn' | Rhododendron hybr. | Germany | | 7 | 12E0100375 ** |
| 66 | 53492 | 12E0100377 | 'Sarina' | Rhododendron hybr. | Germany | | 7 | 12E0100377 ** |
| 67 | 53496 | 12E0100381 | 'James Burchett' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 7 | 12E0100381 ** |
| 68 | 53497 | 12E0100382 | 'Albert Close' | Rhododendron maximum L. | unknown | | 7 | 12E0100382 ** |
| 69 | 53498 | 12E0100383 | 'Ariel' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 7 | 12E0100383 ** |
| 70 | 53514 | 12E0100399 | 'Doctor Tjebbes' | Rhododendron hybr. | Netherlands | | 7 | 12E0100399 ** |
| 71 | 53547 | 12E0100432 | 'Lavendelzauber' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100432 ** |
| 72 | 53566 | 12E0100451 | 'Roland' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100451 ** |
| 73 | 53574 | 12E0100459 | 'Sneezy' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 7 | 12E0100459 ** |
| 74 | 53589 | 12E0100474 | 'Cecile' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100474 ** |
| 75 | 53598 | 12E0100483 | 'Golden Flare' | Rhododendron hybr. | Netherlands | | 7 | 12E0100483 ** |
| 76 | 53601 | 12E0100486 | 'Goldtopas' | Rhododendron hybr. | Germany | | 7 | 12E0100486 ** |
| 77 | 53614 | 12E0100499 | 'Spaetlese' | Rhododendron hybr. | unknown | | 7 | 12E0100499 ** |
| 78 | 53631 | 12E0100516 | 'Doria' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 7 | 12E0100516 ** |
| 79 | 53634 | 12E0100519 | 'Koenigstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 7 | 12E0100519 ** |
| 80 | 53635 | 12E0100520 | 'Lilienstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 7 | 12E0100520 ** |
| 81 | 53647 | 12E0100533 | 'George Cunningham' | Rhododendron hybr. | unknown | | 7 | 12E0100533 ** |
| 82 | 53651 | 12E0100537 | 'Golden Melodie' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | unknown | | 7 | 12E0100537 ** |
| 83 | 53662 | 12E0100548 | 'Marie Podvalova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 7 | 12E0100548 ** |
| 84 | 53663 | 12E0100549 | 'Karolina Svetla' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 7 | 12E0100549 ** |
| 85 | 53664 | 12E0100550 | 'Bozena Nemcova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 7 | 12E0100550 ** |
| 86 | 53690 | 12E0100609 | 'Otava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 7 | 12E0100609 ** |
| 87 | 53693 | 12E0100612 | 'Ledikanense' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czechoslovakia | | 7 | 12E0100612 ** |
| 88 | 53698 | 12E0100802 | 'Olin O. Dobbs' | Rhododendron hybr. | Oregon, United States | | 7 | 12E0100802 ** |
| 89 | 53702 | 12E0100806 | 'Hachmann's Mikado' | Rhododendron hybr. | Germany | | 7 | 12E0100806 ** |
| 90 | 53707 | 12E0100811 | 'Frank Galsworthy' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100811 ** |
| 91 | 53715 | 12E0100819 | 'Viscy' | Rhododendron hybr. | Germany | | 7 | 12E0100819 ** |
| 92 | 53727 | 12E0100831 | 'Goeteborg' | Rhododendron smirnowii Trautv. | Sweden | | 7 | 12E0100831 ** |
| 93 | 53728 | 12E0100832 | 'Moser's Maroon' | Rhododendron hybr. | France | | 7 | 12E0100832 ** |
| 94 | 53736 | 12E0100840 | 'Sarasate' | Rhododendron hybr. | Germany | | 7 | 12E0100840 ** |
| 95 | 53740 | 12E0100844 | 'Mala Skala' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100844 ** |
| 96 | 53743 | 12E0100847 | 'Velka Morava' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100847 ** |
| 97 | 53744 | 12E0100848 | 'Bakkarat' | Rhododendron hybr. | Germany | | 7 | 12E0100848 ** |
| 98 | 53748 | 12E0100852 | 'Bouzov' | Rhododendron decorum Franch. | Czech Republic | | 7 | 12E0100852 ** |
| 99 | 53749 | 12E0100853 | 'Pruhonice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 7 | 12E0100853 ** |
| 100 | 53751 | 12E0100855 | 'Blue Boy' | Rhododendron hybr. | Washington, United States | | 7 | 12E0100855 ** |
| 101 | 53765 | 12E0100869 | 'Ignatius Sargent' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100869 ** |
| 102 | 53766 | 12E0100870 | 'Christian' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100870 ** |
| 103 | 65857 | 12E0100890 | 'Kriemhild' | Rhododendron wardii W. W. Sm. | Germany | | 7 | 12E0100890 ** |