| 0 | 53161 | 12E0100046 | 'Furnivall's Daughter' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100046 ** |
| 1 | 53296 | 12E0100181 | 'Anilin' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100181 ** |
| 2 | 53297 | 12E0100182 | 'Anuschka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100182 ** |
| 3 | 53300 | 12E0100185 | 'Hachmann's Belona' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100185 ** |
| 4 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100189 ** |
| 5 | 53363 | 12E0100248 | 'Bad Eilsen' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 1 | 12E0100248 ** |
| 6 | 53405 | 12E0100290 | 'Prinses Marijke' | Rhododendron hybr. | Netherlands | | 1 | 12E0100290 ** |
| 7 | 53425 | 12E0100310 | 'Goerlitz' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 1 | 12E0100310 ** |
| 8 | 53430 | 12E0100315 | 'Ben Moseley' | Rhododendron fortunei Lindl. subsp. fortunei | United States | | 1 | 12E0100315 ** |
| 9 | 53449 | 12E0100334 | 'Ariane' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 1 | 12E0100334 ** |
| 10 | 53469 | 12E0100354 | 'Hachmann's Diadem' | Rhododendron hybr. | Germany | | 1 | 12E0100354 ** |
| 11 | 53475 | 12E0100360 | 'Malwine' | Rhododendron hybr. | Germany | | 1 | 12E0100360 ** |
| 12 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100368 ** |
| 13 | 53527 | 12E0100412 | 'Hachmann's Charmant' | Rhododendron hybr. | Germany | | 1 | 12E0100412 ** |
| 14 | 53549 | 12E0100434 | 'J. Jennings' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100434 ** |
| 15 | 53574 | 12E0100459 | 'Sneezy' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 1 | 12E0100459 ** |
| 16 | 53581 | 12E0100466 | 'Kalamaika' | Rhododendron hybr. | Germany | | 1 | 12E0100466 ** |
| 17 | 53627 | 12E0100512 | 'Diamant Purpur' | Rhododendron kiusianum Makino | Germany | | 1 | 12E0100512 ** |
| 18 | 53628 | 12E0100513 | 'Diamant Rosa' | Rhododendron kiusianum Makino | Germany | | 1 | 12E0100513 ** |
| 19 | 53629 | 12E0100514 | 'Diamant Rot' | Rhododendron kiusianum Makino | Germany | | 1 | 12E0100514 ** |
| 20 | 53637 | 12E0100522 | 'Schrammstein' | Rhododendron kiusianum Makino | unknown | | 1 | 12E0100522 ** |
| 21 | 53644 | 12E0100530 | 'Florida' | Rhododendron hybr. | unknown | | 1 | 12E0100530 ** |
| 22 | 53654 | 12E0100540 | 'Graziella' | Rhododendron hybr. | Germany | Historic | 1 | 12E0100540 ** |
| 23 | 53665 | 12E0100551 | 'Zofie Podlipska' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 1 | 12E0100551 ** |
| 24 | 53674 | 12E0100560 | 'Marilee' | Rhododendron nakaharae Hayata | unknown | | 1 | 12E0100560 ** |
| 25 | 53691 | 12E0100610 | 'Sazava' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 1 | 12E0100610 ** |
| 26 | 53696 | 12E0100703 | 'Ma vlast' | Rhododendron forrestii Balf. f. ex Diels | Czechoslovakia | | 1 | 12E0100703 ** |
| 27 | 53734 | 12E0100838 | 'Cervena Lhota' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 1 | 12E0100838 ** |
| 28 | 53758 | 12E0100862 | 'Becov' | Rhododendron hybr. | Czech Republic | | 1 | 12E0100862 ** |
| 29 | 53759 | 12E0100863 | 'Lipnice' | Rhododendron hybr. | Czech Republic | | 1 | 12E0100863 ** |
| 30 | 53760 | 12E0100864 | 'Kacina' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 1 | 12E0100864 ** |
| 31 | 53761 | 12E0100865 | 'Kromeriz' | Rhododendron kiusianum Makino | Czech Republic | | 1 | 12E0100865 ** |
| 32 | 53771 | 12E0100875 | 'Opocno' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 1 | 12E0100875 ** |