| 0 | 53116 | 12E0100001 | 'Alena' | Rhododendron decorum Franch. | Czechoslovakia | | 5 | 12E0100001 ** |
| 1 | 53117 | 12E0100002 | 'Antonin Dvorak' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 5 | 12E0100002 ** |
| 2 | 53127 | 12E0100012 | 'Marka' | Rhododendron decorum Franch. | Czechoslovakia | | 5 | 12E0100012 ** |
| 3 | 53129 | 12E0100014 | 'Moravanka' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 5 | 12E0100014 ** |
| 4 | 53132 | 12E0100017 | 'Panenka' | Rhododendron decorum Franch. | Czechoslovakia | | 5 | 12E0100017 ** |
| 5 | 53134 | 12E0100019 | 'Profesor Jelinek' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 5 | 12E0100019 ** |
| 6 | 53138 | 12E0100023 | 'Vilem Heckel' | Rhododendron hybr. | Czechoslovakia | | 5 | 12E0100023 ** |
| 7 | 53139 | 12E0100024 | 'Arnost Silva Tarouca' | Rhododendron decorum Franch. | Czechoslovakia | | 5 | 12E0100024 ** |
| 8 | 53141 | 12E0100026 | 'Album Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100026 ** |
| 9 | 53142 | 12E0100027 | 'Album Novum' | Rhododendron catawbiense Michx. | Belgium | | 5 | 12E0100027 ** |
| 10 | 53143 | 12E0100028 | 'America' | Rhododendron hybr. | Netherlands | | 5 | 12E0100028 ** |
| 11 | 53145 | 12E0100030 | 'Bellini' | Rhododendron wardii W. W. Sm. | Germany | | 5 | 12E0100030 ** |
| 12 | 53151 | 12E0100036 | 'Catawbiense Album' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100036 ** |
| 13 | 53152 | 12E0100037 | 'Catawbiense Boursault' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100037 ** |
| 14 | 53155 | 12E0100040 | 'Violetta' | Rhododendron decorum Franch. | Czech Republic | | 5 | 12E0100040 ** |
| 15 | 53157 | 12E0100042 | 'Edward S. Rand' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100042 ** |
| 16 | 53158 | 12E0100043 | 'Everestianum' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100043 ** |
| 17 | 53159 | 12E0100044 | 'F. D. Godman' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100044 ** |
| 18 | 53166 | 12E0100051 | 'Gomer Waterer' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100051 ** |
| 19 | 53184 | 12E0100069 | 'Margot' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100069 ** |
| 20 | 53190 | 12E0100075 | 'Ortrud' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100075 ** |
| 21 | 53194 | 12E0100079 | 'Quapp' | Rhododendron hybr. | Germany | | 5 | 12E0100079 ** |
| 22 | 53198 | 12E0100083 | 'Admiral Piet Hein' | Rhododendron hybr. | Netherlands | | 5 | 12E0100083 ** |
| 23 | 53229 | 12E0100114 | 'Darius' | Rhododendron smirnowii Trautv. | Germany | | 5 | 12E0100114 ** |
| 24 | 53233 | 12E0100118 | 'Bruns Diana' | Rhododendron hybr. | Germany | | 5 | 12E0100118 ** |
| 25 | 53236 | 12E0100121 | 'Dora Weissbach' | Rhododendron hybr. | unknown | | 5 | 12E0100121 ** |
| 26 | 53241 | 12E0100126 | 'Duchess of York' | Rhododendron fortunei Lindl. subsp. fortunei | unknown | | 5 | 12E0100126 ** |
| 27 | 53244 | 12E0100129 | 'Eidam' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 5 | 12E0100129 ** |
| 28 | 53246 | 12E0100131 | 'Emma' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100131 ** |
| 29 | 53261 | 12E0100146 | 'Gesche' | Rhododendron hybr. | Germany | | 5 | 12E0100146 ** |
| 30 | 53267 | 12E0100152 | 'Goldsworth Yellow' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100152 ** |
| 31 | 53269 | 12E0100154 | 'H. Halven' | Rhododendron hybr. | unknown | | 5 | 12E0100154 ** |
| 32 | 53272 | 12E0100157 | 'Hassan' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100157 ** |
| 33 | 53275 | 12E0100160 | 'Hermann Nitzschner' | Rhododendron hybr. | Germany | | 5 | 12E0100160 ** |
| 34 | 53284 | 12E0100169 | 'Ponticum Roseum' | Rhododendron hybr. | United States | | 5 | 12E0100169 ** |
| 35 | 53290 | 12E0100175 | 'Moses' | Rhododendron hybr. | Germany | | 5 | 12E0100175 ** |
| 36 | 53291 | 12E0100176 | 'Mrs John Clutton' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100176 ** |
| 37 | 53297 | 12E0100182 | 'Anuschka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100182 ** |
| 38 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100189 ** |
| 39 | 53312 | 12E0100197 | 'Kalinka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100197 ** |
| 40 | 53314 | 12E0100199 | 'Breslau' | Rhododendron wardii W. W. Sm. | Germany | | 5 | 12E0100199 ** |
| 41 | 53317 | 12E0100202 | 'Lissabon' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 5 | 12E0100202 ** |
| 42 | 53322 | 12E0100207 | 'Mrs P. den Ouden' | Rhododendron hybr. | Netherlands | | 5 | 12E0100207 ** |
| 43 | 53326 | 12E0100211 | 'Oudijk's Sensation' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 5 | 12E0100211 ** |
| 44 | 53329 | 12E0100214 | 'Polar Star' | Rhododendron smirnowii Trautv. | Netherlands | | 5 | 12E0100214 ** |
| 45 | 53340 | 12E0100225 | 'Hachmann's Rosita' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100225 ** |
| 46 | 53342 | 12E0100227 | 'Scharnhorst' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100227 ** |
| 47 | 53345 | 12E0100230 | 'Silberwolke' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100230 ** |
| 48 | 53352 | 12E0100237 | 'Van Weerden Poelman' | Rhododendron hybr. | Netherlands | | 5 | 12E0100237 ** |
| 49 | 53353 | 12E0100238 | 'August Lamken' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 5 | 12E0100238 ** |
| 50 | 53356 | 12E0100241 | 'Catharine van Tol' | Rhododendron catawbiense Michx. | Netherlands | | 5 | 12E0100241 ** |
| 51 | 53359 | 12E0100244 | 'Hachmann's Evelyn' | Rhododendron hybr. | Germany | | 5 | 12E0100244 ** |
| 52 | 53365 | 12E0100250 | 'Bibber' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100250 ** |
| 53 | 53370 | 12E0100255 | 'Juniperle' | Rhododendron hybr. | Germany | | 5 | 12E0100255 ** |
| 54 | 53372 | 12E0100257 | 'Vitalio' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 5 | 12E0100257 ** |
| 55 | 53374 | 12E0100259 | 'Hachmann's Polaris' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100259 ** |
| 56 | 53376 | 12E0100261 | 'Margret' | Rhododendron smirnowii Trautv. | Germany | | 5 | 12E0100261 ** |
| 57 | 53390 | 12E0100275 | 'Seestadt Bremerhaven' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 5 | 12E0100275 ** |
| 58 | 53391 | 12E0100276 | 'Schneebukett' | Rhododendron hybr. | Germany | | 5 | 12E0100276 ** |
| 59 | 53392 | 12E0100277 | 'Stadt Essen' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 5 | 12E0100277 ** |
| 60 | 53402 | 12E0100287 | 'Kluis Sensation' | Rhododendron griffithianum Wight | Netherlands | | 5 | 12E0100287 ** |
| 61 | 53405 | 12E0100290 | 'Prinses Marijke' | Rhododendron hybr. | Netherlands | | 5 | 12E0100290 ** |
| 62 | 53410 | 12E0100295 | 'Alfred' | Rhododendron hybr. | Germany | | 5 | 12E0100295 ** |
| 63 | 53413 | 12E0100298 | 'Cheer' | Rhododendron catawbiense Michx. | United States | | 5 | 12E0100298 ** |
| 64 | 53419 | 12E0100304 | 'Old Port' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100304 ** |
| 65 | 53421 | 12E0100306 | 'Queen Mary' | Rhododendron hybr. | Netherlands | | 5 | 12E0100306 ** |
| 66 | 53428 | 12E0100313 | 'Emden' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100313 ** |
| 67 | 53441 | 12E0100326 | 'Marimba' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 5 | 12E0100326 ** |
| 68 | 53445 | 12E0100330 | 'Pink Perfection' | Rhododendron hybr. | Belgium | | 5 | 12E0100330 ** |
| 69 | 53450 | 12E0100335 | 'Silvia' | Rhododendron hybr. | Germany | | 5 | 12E0100335 ** |
| 70 | 53460 | 12E0100345 | 'Hachmann's Felicitas' | Rhododendron hybr. | Germany | | 5 | 12E0100345 ** |
| 71 | 53470 | 12E0100355 | 'Hachmann's Marlis' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100355 ** |
| 72 | 53482 | 12E0100367 | 'Festivo' | Rhododendron wardii W. W. Sm. | Germany | | 5 | 12E0100367 ** |
| 73 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100368 ** |
| 74 | 53495 | 12E0100380 | 'Nigrescens' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100380 ** |
| 75 | 53503 | 12E0100388 | 'Bertha' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100388 ** |
| 76 | 53504 | 12E0100389 | 'Besse Howells' | Rhododendron catawbiense Michx. | United States | | 5 | 12E0100389 ** |
| 77 | 53506 | 12E0100391 | 'Blue Tit Magor' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 5 | 12E0100391 ** |
| 78 | 53509 | 12E0100394 | 'H. W. Sargent' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100394 ** |
| 79 | 53511 | 12E0100396 | 'Curlew' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100396 ** |
| 80 | 53512 | 12E0100397 | 'Cynthia' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100397 ** |
| 81 | 53523 | 12E0100408 | 'Francesca' | Rhododendron hybr. | United States | | 5 | 12E0100408 ** |
| 82 | 53526 | 12E0100411 | 'Gina Lollobrigida' | Rhododendron hybr. | Netherlands | | 5 | 12E0100411 ** |
| 83 | 53529 | 12E0100414 | 'Herkules' | Rhododendron campanulatum D. Don | Germany | | 5 | 12E0100414 ** |
| 84 | 53550 | 12E0100435 | 'Silber' | Rhododendron makinoi Tagg ex Nakai | Germany | | 5 | 12E0100435 ** |
| 85 | 53551 | 12E0100436 | 'Melidioso' | Rhododendron hybr. | Germany | | 5 | 12E0100436 ** |
| 86 | 53552 | 12E0100437 | 'Mrs John Penn' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100437 ** |
| 87 | 53556 | 12E0100441 | 'Nofretete' | Rhododendron insigne Hemsl. & E. H. Wilson | United Kingdom | | 5 | 12E0100441 ** |
| 88 | 53570 | 12E0100455 | 'Schlaraffia' | Rhododendron hybr. | unknown | | 5 | 12E0100455 ** |
| 89 | 53571 | 12E0100456 | 'Schneespiegel' | Rhododendron hybr. | Germany | | 5 | 12E0100456 ** |
| 90 | 53572 | 12E0100457 | 'Schwanensee' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 5 | 12E0100457 ** |
| 91 | 53573 | 12E0100458 | 'Silver Lady' | Rhododendron hybr. | Germany | | 5 | 12E0100458 ** |
| 92 | 53582 | 12E0100467 | 'Soir de Paris' | Rhododendron viscosum (L.) Torr. | Netherlands | | 5 | 12E0100467 ** |
| 93 | 53586 | 12E0100471 | 'Ballerina' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100471 ** |
| 94 | 53596 | 12E0100481 | 'Glowing Embers' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100481 ** |
| 95 | 53605 | 12E0100490 | 'Klondyke' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100490 ** |
| 96 | 53613 | 12E0100498 | 'Blaauw's Pink' | Rhododendron hybr. | unknown | | 5 | 12E0100498 ** |
| 97 | 53615 | 12E0100500 | 'Brunella' | Rhododendron hybr. | unknown | | 5 | 12E0100500 ** |
| 98 | 53628 | 12E0100513 | 'Diamant Rosa' | Rhododendron kiusianum Makino | Germany | | 5 | 12E0100513 ** |
| 99 | 53649 | 12E0100535 | 'Ginger' | Rhododendron hybr. | unknown | | 5 | 12E0100535 ** |
| 100 | 53652 | 12E0100538 | 'Goldflimmer' | Rhododendron hybr. | unknown | | 5 | 12E0100538 ** |
| 101 | 53654 | 12E0100540 | 'Graziella' | Rhododendron hybr. | Germany | Historic | 5 | 12E0100540 ** |
| 102 | 53666 | 12E0100552 | 'Pavla Kytlicova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 5 | 12E0100552 ** |
| 103 | 53669 | 12E0100555 | 'Henry's Red' | Rhododendron hybr. | Germany | | 5 | 12E0100555 ** |
| 104 | 53674 | 12E0100560 | 'Marilee' | Rhododendron nakaharae Hayata | unknown | | 5 | 12E0100560 ** |
| 105 | 53675 | 12E0100561 | 'Vuyk's Rosyred' | Rhododendron hybr. | unknown | | 5 | 12E0100561 ** |
| 106 | 53680 | 12E0100566 | 'Charles Bagley' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100566 ** |
| 107 | 53681 | 12E0100567 | 'Signalgluehen' | Rhododendron hybr. | Germany | | 5 | 12E0100567 ** |
| 108 | 53689 | 12E0100608 | 'Oslava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 5 | 12E0100608 ** |
| 109 | 53699 | 12E0100803 | 'Reve d'Amour' | Rhododendron viscosum (L.) Torr. | Netherlands | | 5 | 12E0100803 ** |
| 110 | 53701 | 12E0100805 | 'Johann Stern' | Rhododendron hybr. | Germany | | 5 | 12E0100805 ** |
| 111 | 53703 | 12E0100807 | 'Anna Rose Whitney' | Rhododendron hybr. | United States | | 5 | 12E0100807 ** |
| 112 | 53704 | 12E0100808 | 'Nippon' | Rhododendron wardii W. W. Sm. | Germany | | 5 | 12E0100808 ** |
| 113 | 53705 | 12E0100809 | 'Bilderdijk' | Rhododendron hybr. | Belgium | | 5 | 12E0100809 ** |
| 114 | 53720 | 12E0100824 | 'Turkana' | Rhododendron hybr. | Germany | | 5 | 12E0100824 ** |
| 115 | 53721 | 12E0100825 | 'Gartendirektor Rieger' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 5 | 12E0100825 ** |
| 116 | 53726 | 12E0100830 | 'Hermine Seidel' | Rhododendron catawbiense Michx. | Germany | | 5 | 12E0100830 ** |
| 117 | 53730 | 12E0100834 | 'Hachmann's Feuerschein' | Rhododendron hybr. | Germany | | 5 | 12E0100834 ** |
| 118 | 53731 | 12E0100835 | 'Hachmann's Anastasia' | Rhododendron hybr. | Germany | | 5 | 12E0100835 ** |
| 119 | 53732 | 12E0100836 | 'Dolcemente' | Rhododendron hybr. | Germany | | 5 | 12E0100836 ** |
| 120 | 53733 | 12E0100837 | 'Charis' | Rhododendron hybr. | Germany | | 5 | 12E0100837 ** |
| 121 | 53734 | 12E0100838 | 'Cervena Lhota' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100838 ** |
| 122 | 53735 | 12E0100839 | 'Kuks' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100839 ** |
| 123 | 53738 | 12E0100842 | 'Lenora' | Rhododendron ferrugineum L. | Czech Republic | | 5 | 12E0100842 ** |
| 124 | 53741 | 12E0100845 | 'Profesor Scholz' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czech Republic | | 5 | 12E0100845 ** |
| 125 | 53746 | 12E0100850 | 'Fuellhorn' | Rhododendron hybr. | Germany | | 5 | 12E0100850 ** |
| 126 | 53750 | 12E0100854 | 'Wryneck' | Rhododendron hybr. | United Kingdom | | 5 | 12E0100854 ** |
| 127 | 53754 | 12E0100858 | 'Bezdez' | Rhododendron ponticum L. | Czech Republic | | 5 | 12E0100858 ** |
| 128 | 53756 | 12E0100860 | 'Hluboka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100860 ** |
| 129 | 53758 | 12E0100862 | 'Becov' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100862 ** |
| 130 | 53763 | 12E0100867 | 'Belladona' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100867 ** |
| 131 | 53769 | 12E0100873 | 'C. S. Sargent' | Rhododendron catawbiense Michx. | United Kingdom | | 5 | 12E0100873 ** |
| 132 | 53771 | 12E0100875 | 'Opocno' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100875 ** |
| 133 | 53772 | 12E0100876 | 'Svihov' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100876 ** |
| 134 | 53773 | 12E0100877 | 'Sovinec' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100877 ** |
| 135 | 53774 | 12E0100878 | 'Strekov' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100878 ** |
| 136 | 64801 | 12E0100881 | 'Jezeri' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100881 ** |
| 137 | 65823 | 12E0100883 | 'Rusalka' | Rhododendron decorum Franch. | Czechoslovakia | | 5 | 12E0100883 ** |
| 138 | 65825 | 12E0100885 | 'Zvikov' | Rhododendron hybr. | Czech Republic | | 5 | 12E0100885 ** |
| 139 | 65840 | 12E0100887 | 'Karin Seleger' | Rhododendron insigne Hemsl. & E. H. Wilson | Switzerland | | 5 | 12E0100887 ** |
| 140 | 65863 | 12E0100891 | 'Mrs Philip Martineau' | Rhododendron hybr. | England, United Kingdom | | 5 | 12E0100891 ** |
| 141 | 67927 | 12E0100896 | 'Milesovka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 5 | 12E0100896 ** |