| 0 | 53117 | 12E0100002 | 'Antonin Dvorak' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100002 ** |
| 1 | 53118 | 12E0100003 | 'Aurora' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100003 ** |
| 2 | 53125 | 12E0100010 | 'Lajka' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100010 ** |
| 3 | 53126 | 12E0100011 | 'Lunik' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100011 ** |
| 4 | 53137 | 12E0100022 | 'Sputnik' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 7 | 12E0100022 ** |
| 5 | 53153 | 12E0100038 | 'Catawbiense Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 7 | 12E0100038 ** |
| 6 | 53172 | 12E0100057 | 'Hymen' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100057 ** |
| 7 | 53184 | 12E0100069 | 'Margot' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100069 ** |
| 8 | 53185 | 12E0100070 | 'Markgraf' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100070 ** |
| 9 | 53190 | 12E0100075 | 'Ortrud' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100075 ** |
| 10 | 53194 | 12E0100079 | 'Quapp' | Rhododendron hybr. | Germany | | 7 | 12E0100079 ** |
| 11 | 53202 | 12E0100087 | 'Albert Schweitzer' | Rhododendron hybr. | Netherlands | | 7 | 12E0100087 ** |
| 12 | 53212 | 12E0100097 | 'Arno' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100097 ** |
| 13 | 53213 | 12E0100098 | 'August' | Rhododendron hybr. | Germany | | 7 | 12E0100098 ** |
| 14 | 53223 | 12E0100108 | 'Sweet Simplicity' | Rhododendron ponticum L. | United Kingdom | | 7 | 12E0100108 ** |
| 15 | 53229 | 12E0100114 | 'Darius' | Rhododendron smirnowii Trautv. | Germany | | 7 | 12E0100114 ** |
| 16 | 53236 | 12E0100121 | 'Dora Weissbach' | Rhododendron hybr. | unknown | | 7 | 12E0100121 ** |
| 17 | 53240 | 12E0100125 | 'Doctor V. H. Rutgers' | Rhododendron hybr. | Netherlands | | 7 | 12E0100125 ** |
| 18 | 53256 | 12E0100141 | 'Florence Sarah Smith' | Rhododendron hybr. | unknown | | 7 | 12E0100141 ** |
| 19 | 53275 | 12E0100160 | 'Hermann Nitzschner' | Rhododendron hybr. | Germany | | 7 | 12E0100160 ** |
| 20 | 53283 | 12E0100168 | 'May Firth' | Rhododendron hybr. | unknown | | 7 | 12E0100168 ** |
| 21 | 53295 | 12E0100180 | 'Marie Fortie' | Rhododendron hybr. | Belgium | | 7 | 12E0100180 ** |
| 22 | 53296 | 12E0100181 | 'Anilin' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100181 ** |
| 23 | 53322 | 12E0100207 | 'Mrs P. den Ouden' | Rhododendron hybr. | Netherlands | | 7 | 12E0100207 ** |
| 24 | 53324 | 12E0100209 | 'Von Oheimb - Woislowitz' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100209 ** |
| 25 | 53340 | 12E0100225 | 'Hachmann's Rosita' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100225 ** |
| 26 | 53351 | 12E0100236 | 'Tatjana' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100236 ** |
| 27 | 53357 | 12E0100242 | 'Elisabeth Hobbie' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 7 | 12E0100242 ** |
| 28 | 53371 | 12E0100256 | 'Hachmann's Lagerfeuer' | Rhododendron hybr. | Germany | | 7 | 12E0100256 ** |
| 29 | 53372 | 12E0100257 | 'Vitalio' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 7 | 12E0100257 ** |
| 30 | 53376 | 12E0100261 | 'Margret' | Rhododendron smirnowii Trautv. | Germany | | 7 | 12E0100261 ** |
| 31 | 53386 | 12E0100271 | 'Rendezvous' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100271 ** |
| 32 | 53397 | 12E0100282 | 'Admiral Vanessa' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 7 | 12E0100282 ** |
| 33 | 53400 | 12E0100285 | 'Donar' | Rhododendron smirnowii Trautv. | Germany | | 7 | 12E0100285 ** |
| 34 | 53402 | 12E0100287 | 'Kluis Sensation' | Rhododendron griffithianum Wight | Netherlands | | 7 | 12E0100287 ** |
| 35 | 53405 | 12E0100290 | 'Prinses Marijke' | Rhododendron hybr. | Netherlands | | 7 | 12E0100290 ** |
| 36 | 53412 | 12E0100297 | 'Caucasicum Pictum' | Rhododendron caucasicum Pall. | United Kingdom | | 7 | 12E0100297 ** |
| 37 | 53430 | 12E0100315 | 'Ben Moseley' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 7 | 12E0100315 ** |
| 38 | 53449 | 12E0100334 | 'Ariane' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 7 | 12E0100334 ** |
| 39 | 53459 | 12E0100344 | 'Azurro' | Rhododendron hybr. | Germany | | 7 | 12E0100344 ** |
| 40 | 53464 | 12E0100349 | 'Tamarindos' | Rhododendron hybr. | Germany | | 7 | 12E0100349 ** |
| 41 | 53466 | 12E0100351 | 'Tarantella' | Rhododendron hybr. | Germany | | 7 | 12E0100351 ** |
| 42 | 53477 | 12E0100362 | 'Morgenrot' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100362 ** |
| 43 | 53478 | 12E0100363 | 'Clivia' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100363 ** |
| 44 | 53481 | 12E0100366 | 'Eggert Rohwer' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100366 ** |
| 45 | 53489 | 12E0100374 | 'Bruns Loreley' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100374 ** |
| 46 | 53493 | 12E0100378 | 'Claudine' | Rhododendron hybr. | Germany | | 7 | 12E0100378 ** |
| 47 | 53503 | 12E0100388 | 'Bertha' | Rhododendron catawbiense Michx. | Germany | | 7 | 12E0100388 ** |
| 48 | 53521 | 12E0100406 | 'Falling Snow' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United States | | 7 | 12E0100406 ** |
| 49 | 53525 | 12E0100410 | 'General D. Eisenhower' | Rhododendron griffithianum Wight | Netherlands | | 7 | 12E0100410 ** |
| 50 | 53552 | 12E0100437 | 'Mrs John Penn' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100437 ** |
| 51 | 53556 | 12E0100441 | 'Nofretete' | Rhododendron insigne Hemsl. & E. H. Wilson | United Kingdom | | 7 | 12E0100441 ** |
| 52 | 53568 | 12E0100453 | 'Hachmann's Rosenelfe' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 7 | 12E0100453 ** |
| 53 | 53586 | 12E0100471 | 'Ballerina' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100471 ** |
| 54 | 53591 | 12E0100476 | 'Fasching' | Rhododendron hybr. | Germany | | 7 | 12E0100476 ** |
| 55 | 53614 | 12E0100499 | 'Spaetlese' | Rhododendron hybr. | unknown | | 7 | 12E0100499 ** |
| 56 | 53626 | 12E0100511 | 'Diamant Lachs' | Rhododendron kiusianum Makino | Germany | | 7 | 12E0100511 ** |
| 57 | 53635 | 12E0100520 | 'Lilienstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 7 | 12E0100520 ** |
| 58 | 53649 | 12E0100535 | 'Ginger' | Rhododendron hybr. | unknown | | 7 | 12E0100535 ** |
| 59 | 53662 | 12E0100548 | 'Marie Podvalova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 7 | 12E0100548 ** |
| 60 | 53664 | 12E0100550 | 'Bozena Nemcova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 7 | 12E0100550 ** |
| 61 | 53676 | 12E0100562 | 'Ramapo' | Rhododendron minus Michx. var. minus | unknown | | 7 | 12E0100562 ** |
| 62 | 53706 | 12E0100810 | 'Caroline Allbrook' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 7 | 12E0100810 ** |
| 63 | 53709 | 12E0100813 | 'Germania' | Rhododendron hybr. | Germany | | 7 | 12E0100813 ** |
| 64 | 53719 | 12E0100823 | 'Hachmann's Kabarett' | Rhododendron hybr. | Germany | | 7 | 12E0100823 ** |
| 65 | 53731 | 12E0100835 | 'Hachmann's Anastasia' | Rhododendron hybr. | Germany | | 7 | 12E0100835 ** |
| 66 | 53750 | 12E0100854 | 'Wryneck' | Rhododendron hybr. | United Kingdom | | 7 | 12E0100854 ** |
| 67 | 53755 | 12E0100859 | 'Kokorin' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100859 ** |
| 68 | 53759 | 12E0100863 | 'Lipnice' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100863 ** |
| 69 | 53774 | 12E0100878 | 'Strekov' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100878 ** |
| 70 | 64798 | 12E0100880 | 'Kotnov' | Rhododendron hybr. | Czech Republic | | 7 | 12E0100880 ** |