| 0 | 53119 | 12E0100004 | 'Bohumil Kavka' | Rhododendron hybr. | Czechoslovakia | | 4 | 12E0100004 ** |
| 1 | 53121 | 12E0100006 | 'Don Juan' | Rhododendron hybr. | Czechoslovakia | | 4 | 12E0100006 ** |
| 2 | 53122 | 12E0100007 | 'Eva' | Rhododendron hybr. | Czechoslovakia | | 4 | 12E0100007 ** |
| 3 | 53134 | 12E0100019 | 'Profesor Jelinek' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 4 | 12E0100019 ** |
| 4 | 53139 | 12E0100024 | 'Arnost Silva Tarouca' | Rhododendron decorum Franch. | Czechoslovakia | | 4 | 12E0100024 ** |
| 5 | 53141 | 12E0100026 | 'Album Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 4 | 12E0100026 ** |
| 6 | 53142 | 12E0100027 | 'Album Novum' | Rhododendron catawbiense Michx. | Belgium | | 4 | 12E0100027 ** |
| 7 | 53145 | 12E0100030 | 'Bellini' | Rhododendron wardii W. W. Sm. | Germany | | 4 | 12E0100030 ** |
| 8 | 53168 | 12E0100053 | 'Herme' | Rhododendron hybr. | Germany | | 4 | 12E0100053 ** |
| 9 | 53170 | 12E0100055 | 'Holger' | Rhododendron hybr. | Germany | | 4 | 12E0100055 ** |
| 10 | 53171 | 12E0100056 | 'Hugh Koster' | Rhododendron hybr. | Netherlands | | 4 | 12E0100056 ** |
| 11 | 53172 | 12E0100057 | 'Hymen' | Rhododendron catawbiense Michx. | Germany | | 4 | 12E0100057 ** |
| 12 | 53176 | 12E0100061 | 'Lady Annette de Trafford' | Rhododendron maximum L. | United Kingdom | | 4 | 12E0100061 ** |
| 13 | 53183 | 12E0100068 | 'Marchioness of Landsdowne' | Rhododendron maximum L. | United Kingdom | | 4 | 12E0100068 ** |
| 14 | 53207 | 12E0100092 | 'Mrs Furnivall' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100092 ** |
| 15 | 53216 | 12E0100101 | 'Bashful' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 4 | 12E0100101 ** |
| 16 | 53219 | 12E0100104 | 'Blue Ensign' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100104 ** |
| 17 | 53221 | 12E0100106 | 'Blue Tit' | Rhododendron impeditum Balf. f. & W. W. Sm. | United Kingdom | | 4 | 12E0100106 ** |
| 18 | 53244 | 12E0100129 | 'Eidam' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 4 | 12E0100129 ** |
| 19 | 53247 | 12E0100132 | 'Erich' | Rhododendron hybr. | Germany | | 4 | 12E0100132 ** |
| 20 | 53261 | 12E0100146 | 'Gesche' | Rhododendron hybr. | Germany | | 4 | 12E0100146 ** |
| 21 | 53265 | 12E0100150 | 'Goldfinch' | Rhododendron wardii W. W. Sm. | unknown | | 4 | 12E0100150 ** |
| 22 | 53288 | 12E0100173 | 'Lady Decies' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100173 ** |
| 23 | 53289 | 12E0100174 | 'Midsummer' | Rhododendron maximum L. | United Kingdom | | 4 | 12E0100174 ** |
| 24 | 53291 | 12E0100176 | 'Mrs John Clutton' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100176 ** |
| 25 | 53294 | 12E0100179 | 'Lord Fairhaven' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100179 ** |
| 26 | 53296 | 12E0100181 | 'Anilin' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100181 ** |
| 27 | 53298 | 12E0100183 | 'Bambola' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100183 ** |
| 28 | 53300 | 12E0100185 | 'Hachmann's Belona' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100185 ** |
| 29 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100189 ** |
| 30 | 53313 | 12E0100198 | 'Kantilene' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100198 ** |
| 31 | 53315 | 12E0100200 | 'Lamentosa' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100200 ** |
| 32 | 53317 | 12E0100202 | 'Lissabon' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 4 | 12E0100202 ** |
| 33 | 53330 | 12E0100215 | 'Hachmann's Porzellan' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100215 ** |
| 34 | 53338 | 12E0100223 | 'Roseum Elegans' | Rhododendron catawbiense Michx. | United Kingdom | | 4 | 12E0100223 ** |
| 35 | 53340 | 12E0100225 | 'Hachmann's Rosita' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100225 ** |
| 36 | 53343 | 12E0100228 | 'Schneekrone' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100228 ** |
| 37 | 53344 | 12E0100229 | 'Schneewolke' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100229 ** |
| 38 | 53346 | 12E0100231 | 'Simona' | Rhododendron hybr. | Germany | | 4 | 12E0100231 ** |
| 39 | 53347 | 12E0100232 | 'Sonatine' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100232 ** |
| 40 | 53354 | 12E0100239 | 'Blueshine Girl' | Rhododendron wardii W. W. Sm. | Germany | | 4 | 12E0100239 ** |
| 41 | 53355 | 12E0100240 | 'Hachmann's Brasilia' | Rhododendron wardii W. W. Sm. | Germany | | 4 | 12E0100240 ** |
| 42 | 53357 | 12E0100242 | 'Elisabeth Hobbie' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 4 | 12E0100242 ** |
| 43 | 53359 | 12E0100244 | 'Hachmann's Evelyn' | Rhododendron hybr. | Germany | | 4 | 12E0100244 ** |
| 44 | 53363 | 12E0100248 | 'Bad Eilsen' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 4 | 12E0100248 ** |
| 45 | 53369 | 12E0100254 | 'Hachmann's Junifeuer' | Rhododendron hybr. | Germany | | 4 | 12E0100254 ** |
| 46 | 53370 | 12E0100255 | 'Juniperle' | Rhododendron hybr. | Germany | | 4 | 12E0100255 ** |
| 47 | 53371 | 12E0100256 | 'Hachmann's Lagerfeuer' | Rhododendron hybr. | Germany | | 4 | 12E0100256 ** |
| 48 | 53386 | 12E0100271 | 'Rendezvous' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100271 ** |
| 49 | 53404 | 12E0100289 | 'Papilionaceum' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100289 ** |
| 50 | 53405 | 12E0100290 | 'Prinses Marijke' | Rhododendron hybr. | Netherlands | | 4 | 12E0100290 ** |
| 51 | 53422 | 12E0100307 | 'Scintillation' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 4 | 12E0100307 ** |
| 52 | 53428 | 12E0100313 | 'Emden' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100313 ** |
| 53 | 53430 | 12E0100315 | 'Ben Moseley' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 4 | 12E0100315 ** |
| 54 | 53467 | 12E0100352 | 'Astrid' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100352 ** |
| 55 | 53468 | 12E0100353 | 'Schneeauge' | Rhododendron hybr. | Germany | | 4 | 12E0100353 ** |
| 56 | 53471 | 12E0100356 | 'Nicoletta' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100356 ** |
| 57 | 53473 | 12E0100358 | 'Puccini' | Rhododendron hybr. | Germany | | 4 | 12E0100358 ** |
| 58 | 53477 | 12E0100362 | 'Morgenrot' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100362 ** |
| 59 | 53480 | 12E0100365 | 'Eruption' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | unknown | | 4 | 12E0100365 ** |
| 60 | 53481 | 12E0100366 | 'Eggert Rohwer' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100366 ** |
| 61 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100368 ** |
| 62 | 53489 | 12E0100374 | 'Bruns Loreley' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100374 ** |
| 63 | 53491 | 12E0100376 | 'Mrs R. S. Holford' | Rhododendron catawbiense Michx. | United Kingdom | | 4 | 12E0100376 ** |
| 64 | 53497 | 12E0100382 | 'Albert Close' | Rhododendron maximum L. | unknown | | 4 | 12E0100382 ** |
| 65 | 53512 | 12E0100397 | 'Cynthia' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100397 ** |
| 66 | 53527 | 12E0100412 | 'Hachmann's Charmant' | Rhododendron hybr. | Germany | | 4 | 12E0100412 ** |
| 67 | 53544 | 12E0100429 | 'Lady Longman' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100429 ** |
| 68 | 53550 | 12E0100435 | 'Silber' | Rhododendron makinoi Tagg ex Nakai | Germany | | 4 | 12E0100435 ** |
| 69 | 53552 | 12E0100437 | 'Mrs John Penn' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100437 ** |
| 70 | 53553 | 12E0100438 | 'Mrs T. H. Lowinsky' | Rhododendron hybr. | United Kingdom | | 4 | 12E0100438 ** |
| 71 | 53568 | 12E0100453 | 'Hachmann's Rosenelfe' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100453 ** |
| 72 | 53572 | 12E0100457 | 'Schwanensee' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 4 | 12E0100457 ** |
| 73 | 53574 | 12E0100459 | 'Sneezy' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 4 | 12E0100459 ** |
| 74 | 53581 | 12E0100466 | 'Kalamaika' | Rhododendron hybr. | Germany | | 4 | 12E0100466 ** |
| 75 | 53608 | 12E0100493 | 'Allotria' | Rhododendron kaempferi Planch. | Germany | | 4 | 12E0100493 ** |
| 76 | 53613 | 12E0100498 | 'Blaauw's Pink' | Rhododendron hybr. | unknown | | 4 | 12E0100498 ** |
| 77 | 53626 | 12E0100511 | 'Diamant Lachs' | Rhododendron kiusianum Makino | Germany | | 4 | 12E0100511 ** |
| 78 | 53632 | 12E0100517 | 'Duque de San Lucar' | Rhododendron hybr. | unknown | | 4 | 12E0100517 ** |
| 79 | 53635 | 12E0100520 | 'Lilienstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 4 | 12E0100520 ** |
| 80 | 53636 | 12E0100521 | 'Rauschenstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 4 | 12E0100521 ** |
| 81 | 53637 | 12E0100522 | 'Schrammstein' | Rhododendron kiusianum Makino | unknown | | 4 | 12E0100522 ** |
| 82 | 53644 | 12E0100530 | 'Florida' | Rhododendron hybr. | unknown | | 4 | 12E0100530 ** |
| 83 | 53645 | 12E0100531 | 'Satschiko' | Rhododendron hybr. | Germany | | 4 | 12E0100531 ** |
| 84 | 53655 | 12E0100541 | 'Haruko' | Rhododendron hybr. | unknown | | 4 | 12E0100541 ** |
| 85 | 53660 | 12E0100546 | 'Hinodegiri' | Rhododendron hybr. | Japan | | 4 | 12E0100546 ** |
| 86 | 53663 | 12E0100549 | 'Karolina Svetla' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 4 | 12E0100549 ** |
| 87 | 53667 | 12E0100553 | 'Fuego' | Rhododendron haematodes Franch. | Germany | | 4 | 12E0100553 ** |
| 88 | 53668 | 12E0100554 | 'Baroness Henry Schroeder' | Rhododendron hybr. | Germany | | 4 | 12E0100554 ** |
| 89 | 53676 | 12E0100562 | 'Ramapo' | Rhododendron minus Michx. var. minus | unknown | | 4 | 12E0100562 ** |
| 90 | 53677 | 12E0100563 | 'Audia' | Rhododendron impeditum Balf. f. & W. W. Sm. | unknown | | 4 | 12E0100563 ** |
| 91 | 53678 | 12E0100564 | 'Krumlov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 4 | 12E0100564 ** |
| 92 | 53679 | 12E0100565 | 'Buchlovice' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 4 | 12E0100565 ** |
| 93 | 53680 | 12E0100566 | 'Charles Bagley' | Rhododendron catawbiense Michx. | United Kingdom | | 4 | 12E0100566 ** |
| 94 | 53693 | 12E0100612 | 'Ledikanense' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czechoslovakia | | 4 | 12E0100612 ** |
| 95 | 53697 | 12E0100801 | 'Sychrov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 4 | 12E0100801 ** |
| 96 | 53700 | 12E0100804 | 'Ann Lindsay' | Rhododendron hybr. | Germany | | 4 | 12E0100804 ** |
| 97 | 53702 | 12E0100806 | 'Hachmann's Mikado' | Rhododendron hybr. | Germany | | 4 | 12E0100806 ** |
| 98 | 53703 | 12E0100807 | 'Anna Rose Whitney' | Rhododendron hybr. | United States | | 4 | 12E0100807 ** |
| 99 | 53729 | 12E0100833 | 'Taurus' | Rhododendron catawbiense Michx. | United States | | 4 | 12E0100833 ** |
| 100 | 53740 | 12E0100844 | 'Mala Skala' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 4 | 12E0100844 ** |
| 101 | 53754 | 12E0100858 | 'Bezdez' | Rhododendron ponticum L. | Czech Republic | | 4 | 12E0100858 ** |
| 102 | 53758 | 12E0100862 | 'Becov' | Rhododendron hybr. | Czech Republic | | 4 | 12E0100862 ** |
| 103 | 53772 | 12E0100876 | 'Svihov' | Rhododendron hybr. | Czech Republic | | 4 | 12E0100876 ** |
| 104 | 53774 | 12E0100878 | 'Strekov' | Rhododendron hybr. | Czech Republic | | 4 | 12E0100878 ** |
| 105 | 53775 | 12E0100879 | 'Krakovec' | Rhododendron hybr. | Czech Republic | | 4 | 12E0100879 ** |
| 106 | 67928 | 12E0100897 | 'Kozakov' | Rhododendron hybr. | Czech Republic | | 4 | 12E0100897 ** |