| 0 | 53116 | 12E0100001 | 'Alena' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100001 ** |
| 1 | 53117 | 12E0100002 | 'Antonin Dvorak' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 1 | 12E0100002 ** |
| 2 | 53119 | 12E0100004 | 'Bohumil Kavka' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100004 ** |
| 3 | 53120 | 12E0100005 | 'Dagmar' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100005 ** |
| 4 | 53121 | 12E0100006 | 'Don Juan' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100006 ** |
| 5 | 53122 | 12E0100007 | 'Eva' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100007 ** |
| 6 | 53124 | 12E0100009 | 'Hurvinek' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 1 | 12E0100009 ** |
| 7 | 53126 | 12E0100011 | 'Lunik' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 1 | 12E0100011 ** |
| 8 | 53127 | 12E0100012 | 'Marka' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100012 ** |
| 9 | 53128 | 12E0100013 | 'Milan' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100013 ** |
| 10 | 53129 | 12E0100014 | 'Moravanka' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 1 | 12E0100014 ** |
| 11 | 53130 | 12E0100015 | 'Marie Oliva Schlickova' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100015 ** |
| 12 | 53131 | 12E0100016 | 'Motyl' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100016 ** |
| 13 | 53132 | 12E0100017 | 'Panenka' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100017 ** |
| 14 | 53133 | 12E0100018 | 'Petr' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100018 ** |
| 15 | 53134 | 12E0100019 | 'Profesor Jelinek' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 1 | 12E0100019 ** |
| 16 | 53135 | 12E0100020 | 'Rose Marie' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100020 ** |
| 17 | 53136 | 12E0100021 | 'Saba' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100021 ** |
| 18 | 53137 | 12E0100022 | 'Sputnik' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 1 | 12E0100022 ** |
| 19 | 53138 | 12E0100023 | 'Vilem Heckel' | Rhododendron hybr. | Czechoslovakia | | 1 | 12E0100023 ** |
| 20 | 53139 | 12E0100024 | 'Arnost Silva Tarouca' | Rhododendron decorum Franch. | Czechoslovakia | | 1 | 12E0100024 ** |
| 21 | 53145 | 12E0100030 | 'Bellini' | Rhododendron wardii W. W. Sm. | Germany | | 1 | 12E0100030 ** |
| 22 | 53148 | 12E0100033 | Blue Peter | Rhododendron hybr. | United Kingdom | | 1 | 12E0100033 ** |
| 23 | 53151 | 12E0100036 | 'Catawbiense Album' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100036 ** |
| 24 | 53152 | 12E0100037 | 'Catawbiense Boursault' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100037 ** |
| 25 | 53153 | 12E0100038 | 'Catawbiense Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100038 ** |
| 26 | 53154 | 12E0100039 | 'Cunningham's White' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100039 ** |
| 27 | 53155 | 12E0100040 | 'Violetta' | Rhododendron decorum Franch. | Czech Republic | | 1 | 12E0100040 ** |
| 28 | 53157 | 12E0100042 | 'Edward S. Rand' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100042 ** |
| 29 | 53166 | 12E0100051 | 'Gomer Waterer' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100051 ** |
| 30 | 53167 | 12E0100052 | 'Gudrun' | Rhododendron hybr. | Germany | | 1 | 12E0100052 ** |
| 31 | 53169 | 12E0100054 | 'Holbein' | Rhododendron hybr. | Germany | | 1 | 12E0100054 ** |
| 32 | 53177 | 12E0100062 | 'Abendrot' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 1 | 12E0100062 ** |
| 33 | 53178 | 12E0100063 | 'Lady Clermont' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100063 ** |
| 34 | 53179 | 12E0100064 | 'Lavender Girl' | Rhododendron fortunei Lindl. subsp. fortunei | United Kingdom | | 1 | 12E0100064 ** |
| 35 | 53184 | 12E0100069 | 'Margot' | Rhododendron catawbiense Michx. | Germany | | 1 | 12E0100069 ** |
| 36 | 53189 | 12E0100074 | 'Nicoline' | Rhododendron hybr. | Germany | | 1 | 12E0100074 ** |
| 37 | 53200 | 12E0100085 | 'Alaric' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100085 ** |
| 38 | 53214 | 12E0100099 | 'Baden Baden' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 1 | 12E0100099 ** |
| 39 | 53216 | 12E0100101 | 'Bashful' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | United Kingdom | | 1 | 12E0100101 ** |
| 40 | 53240 | 12E0100125 | 'Doctor V. H. Rutgers' | Rhododendron hybr. | Netherlands | | 1 | 12E0100125 ** |
| 41 | 53248 | 12E0100133 | 'Erika' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 1 | 12E0100133 ** |
| 42 | 53267 | 12E0100152 | 'Goldsworth Yellow' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100152 ** |
| 43 | 53277 | 12E0100162 | 'Humboldt' | Rhododendron catawbiense Michx. | Germany | | 1 | 12E0100162 ** |
| 44 | 53280 | 12E0100165 | 'Ibsen' | Rhododendron smirnowii Trautv. | unknown | | 1 | 12E0100165 ** |
| 45 | 53283 | 12E0100168 | 'May Firth' | Rhododendron hybr. | unknown | | 1 | 12E0100168 ** |
| 46 | 53300 | 12E0100185 | 'Hachmann's Belona' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100185 ** |
| 47 | 53303 | 12E0100188 | 'Canary' | Rhododendron hybr. | Netherlands | | 1 | 12E0100188 ** |
| 48 | 53312 | 12E0100197 | 'Kalinka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100197 ** |
| 49 | 53317 | 12E0100202 | 'Lissabon' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 1 | 12E0100202 ** |
| 50 | 53341 | 12E0100226 | 'Royal Pink' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 1 | 12E0100226 ** |
| 51 | 53342 | 12E0100227 | 'Scharnhorst' | Rhododendron catawbiense Michx. | Germany | | 1 | 12E0100227 ** |
| 52 | 53349 | 12E0100234 | 'Scarlet Wonder' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 1 | 12E0100234 ** |
| 53 | 53354 | 12E0100239 | 'Blueshine Girl' | Rhododendron wardii W. W. Sm. | Germany | | 1 | 12E0100239 ** |
| 54 | 53356 | 12E0100241 | 'Catharine van Tol' | Rhododendron catawbiense Michx. | Netherlands | | 1 | 12E0100241 ** |
| 55 | 53362 | 12E0100247 | 'Goldrausch' | Rhododendron wardii W. W. Sm. | Germany | | 1 | 12E0100247 ** |
| 56 | 53368 | 12E0100253 | 'Julischka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100253 ** |
| 57 | 53374 | 12E0100259 | 'Hachmann's Polaris' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100259 ** |
| 58 | 53377 | 12E0100262 | 'Obergaertner Robenek' | Rhododendron hybr. | Germany | | 1 | 12E0100262 ** |
| 59 | 53387 | 12E0100272 | 'Hachmann's Rosarka' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 1 | 12E0100272 ** |
| 60 | 53395 | 12E0100280 | 'Vorwerk Abendsonne' | Rhododendron hybr. | Germany | | 1 | 12E0100280 ** |
| 61 | 53399 | 12E0100284 | 'Anna Robenek' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | Germany | | 1 | 12E0100284 ** |
| 62 | 53402 | 12E0100287 | 'Kluis Sensation' | Rhododendron griffithianum Wight | Netherlands | | 1 | 12E0100287 ** |
| 63 | 53423 | 12E0100308 | 'Susan' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100308 ** |
| 64 | 53427 | 12E0100312 | 'Vater Boehlje' | Rhododendron hybr. | Germany | | 1 | 12E0100312 ** |
| 65 | 53437 | 12E0100322 | 'Sammetglut' | Rhododendron hybr. | Germany | | 1 | 12E0100322 ** |
| 66 | 53448 | 12E0100333 | 'Tibet' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 1 | 12E0100333 ** |
| 67 | 53450 | 12E0100335 | 'Silvia' | Rhododendron hybr. | Germany | | 1 | 12E0100335 ** |
| 68 | 53451 | 12E0100336 | 'Graefin Kirchbach' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 1 | 12E0100336 ** |
| 69 | 53453 | 12E0100338 | 'Odessa' | Rhododendron smirnowii Trautv. | unknown | | 1 | 12E0100338 ** |
| 70 | 53461 | 12E0100346 | 'Marietta' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100346 ** |
| 71 | 53482 | 12E0100367 | 'Festivo' | Rhododendron wardii W. W. Sm. | Germany | | 1 | 12E0100367 ** |
| 72 | 53489 | 12E0100374 | 'Bruns Loreley' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100374 ** |
| 73 | 53502 | 12E0100387 | 'Berlin' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 1 | 12E0100387 ** |
| 74 | 53508 | 12E0100393 | 'Buketta' | Rhododendron hybr. | Germany | | 1 | 12E0100393 ** |
| 75 | 53509 | 12E0100394 | 'H. W. Sargent' | Rhododendron catawbiense Michx. | United Kingdom | | 1 | 12E0100394 ** |
| 76 | 53517 | 12E0100402 | 'Edelweiss' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 1 | 12E0100402 ** |
| 77 | 53523 | 12E0100408 | 'Francesca' | Rhododendron hybr. | United States | | 1 | 12E0100408 ** |
| 78 | 53525 | 12E0100410 | 'General D. Eisenhower' | Rhododendron griffithianum Wight | Netherlands | | 1 | 12E0100410 ** |
| 79 | 53542 | 12E0100427 | 'Kings Ride' | Rhododendron hybr. | United Kingdom | | 1 | 12E0100427 ** |
| 80 | 53556 | 12E0100441 | 'Nofretete' | Rhododendron insigne Hemsl. & E. H. Wilson | United Kingdom | | 1 | 12E0100441 ** |
| 81 | 53567 | 12E0100452 | 'Rosa Perle' | Rhododendron makinoi Tagg ex Nakai | Germany | | 1 | 12E0100452 ** |
| 82 | 53647 | 12E0100533 | 'George Cunningham' | Rhododendron hybr. | unknown | | 1 | 12E0100533 ** |
| 83 | 53685 | 12E0100604 | 'Profesor Jersov' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 1 | 12E0100604 ** |
| 84 | 53713 | 12E0100817 | 'Multimaculatum' | Rhododendron ponticum L. | United Kingdom | | 1 | 12E0100817 ** |
| 85 | 53715 | 12E0100819 | 'Viscy' | Rhododendron hybr. | Germany | | 1 | 12E0100819 ** |
| 86 | 53718 | 12E0100822 | 'Dominik' | Rhododendron hybr. | Germany | | 1 | 12E0100822 ** |
| 87 | 53729 | 12E0100833 | 'Taurus' | Rhododendron catawbiense Michx. | United States | | 1 | 12E0100833 ** |
| 88 | 53739 | 12E0100843 | 'Loket' | Rhododendron strigillosum Franch. | Czech Republic | | 1 | 12E0100843 ** |
| 89 | 53746 | 12E0100850 | 'Fuellhorn' | Rhododendron hybr. | Germany | | 1 | 12E0100850 ** |
| 90 | 53748 | 12E0100852 | 'Bouzov' | Rhododendron decorum Franch. | Czech Republic | | 1 | 12E0100852 ** |
| 91 | 53770 | 12E0100874 | 'Ursula Siems' | Rhododendron forrestii Balf. f. ex Diels | Germany | | 1 | 12E0100874 ** |
| 92 | 66597 | 12E0100895 | 'Rotkaeppchen' | Rhododendron hybr. | Germany | | 1 | 12E0100895 ** |