| 0 | 53116 | 12E0100001 | 'Alena' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100001 ** |
| 1 | 53119 | 12E0100004 | 'Bohumil Kavka' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100004 ** |
| 2 | 53120 | 12E0100005 | 'Dagmar' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100005 ** |
| 3 | 53122 | 12E0100007 | 'Eva' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100007 ** |
| 4 | 53123 | 12E0100008 | 'Humoreska' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100008 ** |
| 5 | 53124 | 12E0100009 | 'Hurvinek' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czechoslovakia | | 3 | 12E0100009 ** |
| 6 | 53127 | 12E0100012 | 'Marka' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100012 ** |
| 7 | 53128 | 12E0100013 | 'Milan' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100013 ** |
| 8 | 53130 | 12E0100015 | 'Marie Oliva Schlickova' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100015 ** |
| 9 | 53132 | 12E0100017 | 'Panenka' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100017 ** |
| 10 | 53133 | 12E0100018 | 'Petr' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100018 ** |
| 11 | 53134 | 12E0100019 | 'Profesor Jelinek' | Rhododendron smirnowii Trautv. | Czechoslovakia | | 3 | 12E0100019 ** |
| 12 | 53136 | 12E0100021 | 'Saba' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100021 ** |
| 13 | 53138 | 12E0100023 | 'Vilem Heckel' | Rhododendron hybr. | Czechoslovakia | | 3 | 12E0100023 ** |
| 14 | 53139 | 12E0100024 | 'Arnost Silva Tarouca' | Rhododendron decorum Franch. | Czechoslovakia | | 3 | 12E0100024 ** |
| 15 | 53140 | 12E0100025 | 'Album Elegans' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100025 ** |
| 16 | 53141 | 12E0100026 | 'Album Grandiflorum' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100026 ** |
| 17 | 53143 | 12E0100028 | 'America' | Rhododendron hybr. | Netherlands | | 3 | 12E0100028 ** |
| 18 | 53144 | 12E0100029 | 'Arthur Bedford' | Rhododendron ponticum L. | United Kingdom | | 3 | 12E0100029 ** |
| 19 | 53146 | 12E0100031 | 'Bernstein' | Rhododendron hybr. | Germany | | 3 | 12E0100031 ** |
| 20 | 53147 | 12E0100032 | 'Blue Danube' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 3 | 12E0100032 ** |
| 21 | 53148 | 12E0100033 | Blue Peter | Rhododendron hybr. | United Kingdom | | 3 | 12E0100033 ** |
| 22 | 53155 | 12E0100040 | 'Violetta' | Rhododendron decorum Franch. | Czech Republic | | 3 | 12E0100040 ** |
| 23 | 53157 | 12E0100042 | 'Edward S. Rand' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100042 ** |
| 24 | 53161 | 12E0100046 | 'Furnivall's Daughter' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100046 ** |
| 25 | 53166 | 12E0100051 | 'Gomer Waterer' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100051 ** |
| 26 | 53167 | 12E0100052 | 'Gudrun' | Rhododendron hybr. | Germany | | 3 | 12E0100052 ** |
| 27 | 53170 | 12E0100055 | 'Holger' | Rhododendron hybr. | Germany | | 3 | 12E0100055 ** |
| 28 | 53171 | 12E0100056 | 'Hugh Koster' | Rhododendron hybr. | Netherlands | | 3 | 12E0100056 ** |
| 29 | 53173 | 12E0100058 | 'Jewess' | Rhododendron caucasicum Pall. | Germany | | 3 | 12E0100058 ** |
| 30 | 53174 | 12E0100059 | 'Kokardia' | Rhododendron hybr. | Germany | | 3 | 12E0100059 ** |
| 31 | 53176 | 12E0100061 | 'Lady Annette de Trafford' | Rhododendron maximum L. | United Kingdom | | 3 | 12E0100061 ** |
| 32 | 53178 | 12E0100063 | 'Lady Clermont' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100063 ** |
| 33 | 53179 | 12E0100064 | 'Lavender Girl' | Rhododendron fortunei Lindl. subsp. fortunei | United Kingdom | | 3 | 12E0100064 ** |
| 34 | 53180 | 12E0100065 | 'Lee's Dark Purple' | Rhododendron catawbiense Michx. | unknown | | 3 | 12E0100065 ** |
| 35 | 53182 | 12E0100067 | 'Madame Masson' | Rhododendron hybr. | France | | 3 | 12E0100067 ** |
| 36 | 53191 | 12E0100076 | 'Picturatum' | Rhododendron maximum L. | United Kingdom | | 3 | 12E0100076 ** |
| 37 | 53198 | 12E0100083 | 'Admiral Piet Hein' | Rhododendron hybr. | Netherlands | | 3 | 12E0100083 ** |
| 38 | 53200 | 12E0100085 | 'Alaric' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100085 ** |
| 39 | 53206 | 12E0100091 | 'Amphion' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100091 ** |
| 40 | 53207 | 12E0100092 | 'Mrs Furnivall' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100092 ** |
| 41 | 53231 | 12E0100116 | 'Delta' | Rhododendron hybr. | Germany | | 3 | 12E0100116 ** |
| 42 | 53233 | 12E0100118 | 'Bruns Diana' | Rhododendron hybr. | Germany | | 3 | 12E0100118 ** |
| 43 | 53239 | 12E0100124 | 'Madame Linden' | Rhododendron hybr. | Germany | | 3 | 12E0100124 ** |
| 44 | 53265 | 12E0100150 | 'Goldfinch' | Rhododendron wardii W. W. Sm. | unknown | | 3 | 12E0100150 ** |
| 45 | 53269 | 12E0100154 | 'H. Halven' | Rhododendron hybr. | unknown | | 3 | 12E0100154 ** |
| 46 | 53272 | 12E0100157 | 'Hassan' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100157 ** |
| 47 | 53277 | 12E0100162 | 'Humboldt' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100162 ** |
| 48 | 53288 | 12E0100173 | 'Lady Decies' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100173 ** |
| 49 | 53289 | 12E0100174 | 'Midsummer' | Rhododendron maximum L. | United Kingdom | | 3 | 12E0100174 ** |
| 50 | 53291 | 12E0100176 | 'Mrs John Clutton' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100176 ** |
| 51 | 53297 | 12E0100182 | 'Anuschka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100182 ** |
| 52 | 53304 | 12E0100189 | 'Daniela' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100189 ** |
| 53 | 53310 | 12E0100195 | 'Hero' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100195 ** |
| 54 | 53312 | 12E0100197 | 'Kalinka' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100197 ** |
| 55 | 53319 | 12E0100204 | 'Madame Carvalho' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100204 ** |
| 56 | 53323 | 12E0100208 | 'Nova Zembla' | Rhododendron catawbiense Michx. | Netherlands | | 3 | 12E0100208 ** |
| 57 | 53326 | 12E0100211 | 'Oudijk's Sensation' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100211 ** |
| 58 | 53329 | 12E0100214 | 'Polar Star' | Rhododendron smirnowii Trautv. | Netherlands | | 3 | 12E0100214 ** |
| 59 | 53330 | 12E0100215 | 'Hachmann's Porzellan' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100215 ** |
| 60 | 53339 | 12E0100224 | 'Roseum Superbum' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100224 ** |
| 61 | 53354 | 12E0100239 | 'Blueshine Girl' | Rhododendron wardii W. W. Sm. | Germany | | 3 | 12E0100239 ** |
| 62 | 53356 | 12E0100241 | 'Catharine van Tol' | Rhododendron catawbiense Michx. | Netherlands | | 3 | 12E0100241 ** |
| 63 | 53360 | 12E0100245 | 'Volker' | Rhododendron hybr. | Germany | | 3 | 12E0100245 ** |
| 64 | 53361 | 12E0100246 | 'Goldika' | Rhododendron wardii W. W. Sm. | Germany | | 3 | 12E0100246 ** |
| 65 | 53362 | 12E0100247 | 'Goldrausch' | Rhododendron wardii W. W. Sm. | Germany | | 3 | 12E0100247 ** |
| 66 | 53365 | 12E0100250 | 'Bibber' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100250 ** |
| 67 | 53366 | 12E0100251 | 'Herzas' | Rhododendron wardii W. W. Sm. | Germany | | 3 | 12E0100251 ** |
| 68 | 53369 | 12E0100254 | 'Hachmann's Junifeuer' | Rhododendron hybr. | Germany | | 3 | 12E0100254 ** |
| 69 | 53375 | 12E0100260 | 'Maharani' | Rhododendron hybr. | Germany | | 3 | 12E0100260 ** |
| 70 | 53377 | 12E0100262 | 'Obergaertner Robenek' | Rhododendron hybr. | Germany | | 3 | 12E0100262 ** |
| 71 | 53385 | 12E0100270 | 'Redwood' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 3 | 12E0100270 ** |
| 72 | 53387 | 12E0100272 | 'Hachmann's Rosarka' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 3 | 12E0100272 ** |
| 73 | 53391 | 12E0100276 | 'Schneebukett' | Rhododendron hybr. | Germany | | 3 | 12E0100276 ** |
| 74 | 53392 | 12E0100277 | 'Stadt Essen' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100277 ** |
| 75 | 53393 | 12E0100278 | 'Van Der Hoop' | Rhododendron hybr. | Netherlands | | 3 | 12E0100278 ** |
| 76 | 53414 | 12E0100299 | 'Hachmann's Constanze' | Rhododendron hybr. | Germany | | 3 | 12E0100299 ** |
| 77 | 53423 | 12E0100308 | 'Susan' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100308 ** |
| 78 | 53426 | 12E0100311 | 'Rothenburg' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100311 ** |
| 79 | 53427 | 12E0100312 | 'Vater Boehlje' | Rhododendron hybr. | Germany | | 3 | 12E0100312 ** |
| 80 | 53429 | 12E0100314 | 'Persil' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100314 ** |
| 81 | 53431 | 12E0100316 | 'Cornelia Schroeder' | Rhododendron hybr. | Germany | | 3 | 12E0100316 ** |
| 82 | 53438 | 12E0100323 | 'Bruns Schneewittchen' | Rhododendron insigne Hemsl. & E. H. Wilson | Germany | | 3 | 12E0100323 ** |
| 83 | 53444 | 12E0100329 | 'Doktor Ernst Schaele' | Rhododendron forrestii Balf. f. ex Diels subsp. forrestii | Germany | | 3 | 12E0100329 ** |
| 84 | 53448 | 12E0100333 | 'Tibet' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100333 ** |
| 85 | 53453 | 12E0100338 | 'Odessa' | Rhododendron smirnowii Trautv. | unknown | | 3 | 12E0100338 ** |
| 86 | 53458 | 12E0100343 | 'Belkanto' | Rhododendron hybr. | Germany | | 3 | 12E0100343 ** |
| 87 | 53460 | 12E0100345 | 'Hachmann's Felicitas' | Rhododendron hybr. | Germany | | 3 | 12E0100345 ** |
| 88 | 53463 | 12E0100348 | 'Polarnacht' | Rhododendron hybr. | Germany | | 3 | 12E0100348 ** |
| 89 | 53465 | 12E0100350 | 'Balalaika' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Germany | | 3 | 12E0100350 ** |
| 90 | 53467 | 12E0100352 | 'Astrid' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100352 ** |
| 91 | 53469 | 12E0100354 | 'Hachmann's Diadem' | Rhododendron hybr. | Germany | | 3 | 12E0100354 ** |
| 92 | 53471 | 12E0100356 | 'Nicoletta' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100356 ** |
| 93 | 53473 | 12E0100358 | 'Puccini' | Rhododendron hybr. | Germany | | 3 | 12E0100358 ** |
| 94 | 53475 | 12E0100360 | 'Malwine' | Rhododendron hybr. | Germany | | 3 | 12E0100360 ** |
| 95 | 53482 | 12E0100367 | 'Festivo' | Rhododendron wardii W. W. Sm. | Germany | | 3 | 12E0100367 ** |
| 96 | 53483 | 12E0100368 | 'Fruehlingsgold' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100368 ** |
| 97 | 53484 | 12E0100369 | 'Sylphides' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100369 ** |
| 98 | 53488 | 12E0100373 | 'Kate Waterer' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100373 ** |
| 99 | 53496 | 12E0100381 | 'James Burchett' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 3 | 12E0100381 ** |
| 100 | 53498 | 12E0100383 | 'Ariel' | Rhododendron fortunei Lindl. subsp. discolor (Franch.) D. F. Chamb. | United Kingdom | | 3 | 12E0100383 ** |
| 101 | 53502 | 12E0100387 | 'Berlin' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100387 ** |
| 102 | 53507 | 12E0100392 | 'Bluebird' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100392 ** |
| 103 | 53512 | 12E0100397 | 'Cynthia' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100397 ** |
| 104 | 53517 | 12E0100402 | 'Edelweiss' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100402 ** |
| 105 | 53518 | 12E0100403 | 'Saturnus' | Rhododendron hybr. | Netherlands | | 3 | 12E0100403 ** |
| 106 | 53526 | 12E0100411 | 'Gina Lollobrigida' | Rhododendron hybr. | Netherlands | | 3 | 12E0100411 ** |
| 107 | 53527 | 12E0100412 | 'Hachmann's Charmant' | Rhododendron hybr. | Germany | | 3 | 12E0100412 ** |
| 108 | 53529 | 12E0100414 | 'Herkules' | Rhododendron campanulatum D. Don | Germany | | 3 | 12E0100414 ** |
| 109 | 53540 | 12E0100425 | 'Radiant' | Rhododendron hybr. | Netherlands | | 3 | 12E0100425 ** |
| 110 | 53542 | 12E0100427 | 'Kings Ride' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100427 ** |
| 111 | 53549 | 12E0100434 | 'J. Jennings' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100434 ** |
| 112 | 53553 | 12E0100438 | 'Mrs T. H. Lowinsky' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100438 ** |
| 113 | 53559 | 12E0100444 | 'Pride of Cambridge' | Rhododendron hybr. | unknown | | 3 | 12E0100444 ** |
| 114 | 53560 | 12E0100445 | 'Silver Slipper' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100445 ** |
| 115 | 53566 | 12E0100451 | 'Roland' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100451 ** |
| 116 | 53571 | 12E0100456 | 'Schneespiegel' | Rhododendron hybr. | Germany | | 3 | 12E0100456 ** |
| 117 | 53572 | 12E0100457 | 'Schwanensee' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | Germany | | 3 | 12E0100457 ** |
| 118 | 53577 | 12E0100462 | 'The General' | Rhododendron catawbiense Michx. | United States | | 3 | 12E0100462 ** |
| 119 | 53581 | 12E0100466 | 'Kalamaika' | Rhododendron hybr. | Germany | | 3 | 12E0100466 ** |
| 120 | 53582 | 12E0100467 | 'Soir de Paris' | Rhododendron viscosum (L.) Torr. | Netherlands | | 3 | 12E0100467 ** |
| 121 | 53608 | 12E0100493 | 'Allotria' | Rhododendron kaempferi Planch. | Germany | | 3 | 12E0100493 ** |
| 122 | 53613 | 12E0100498 | 'Blaauw's Pink' | Rhododendron hybr. | unknown | | 3 | 12E0100498 ** |
| 123 | 53615 | 12E0100500 | 'Brunella' | Rhododendron hybr. | unknown | | 3 | 12E0100500 ** |
| 124 | 53618 | 12E0100503 | 'Campfire' | Rhododendron hybr. | unknown | | 3 | 12E0100503 ** |
| 125 | 53620 | 12E0100505 | 'Canzonetta' | Rhododendron hybr. | unknown | | 3 | 12E0100505 ** |
| 126 | 53627 | 12E0100512 | 'Diamant Purpur' | Rhododendron kiusianum Makino | Germany | | 3 | 12E0100512 ** |
| 127 | 53629 | 12E0100514 | 'Diamant Rot' | Rhododendron kiusianum Makino | Germany | | 3 | 12E0100514 ** |
| 128 | 53631 | 12E0100516 | 'Doria' | Rhododendron brachycarpum D. Don ex G. Don | Germany | | 3 | 12E0100516 ** |
| 129 | 53634 | 12E0100519 | 'Koenigstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 3 | 12E0100519 ** |
| 130 | 53636 | 12E0100521 | 'Rauschenstein' | Rhododendron kiusianum Makino | *German Democratic Republic | | 3 | 12E0100521 ** |
| 131 | 53644 | 12E0100530 | 'Florida' | Rhododendron hybr. | unknown | | 3 | 12E0100530 ** |
| 132 | 53647 | 12E0100533 | 'George Cunningham' | Rhododendron hybr. | unknown | | 3 | 12E0100533 ** |
| 133 | 53650 | 12E0100536 | 'Gloria Mundi' | Rhododendron hybr. | unknown | | 3 | 12E0100536 ** |
| 134 | 53651 | 12E0100537 | 'Golden Melodie' | Rhododendron degronianum Carrière subsp. yakushimanum (Nakai) H. Hara var. yakushimanum (Nakai) Kitam. | unknown | | 3 | 12E0100537 ** |
| 135 | 53653 | 12E0100539 | 'Hachmann's Granada' | Rhododendron hybr. | Germany | | 3 | 12E0100539 ** |
| 136 | 53654 | 12E0100540 | 'Graziella' | Rhododendron hybr. | Germany | Historic | 3 | 12E0100540 ** |
| 137 | 53655 | 12E0100541 | 'Haruko' | Rhododendron hybr. | unknown | | 3 | 12E0100541 ** |
| 138 | 53663 | 12E0100549 | 'Karolina Svetla' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 3 | 12E0100549 ** |
| 139 | 53665 | 12E0100551 | 'Zofie Podlipska' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 3 | 12E0100551 ** |
| 140 | 53666 | 12E0100552 | 'Pavla Kytlicova' | Rhododendron yedoense Maxim. var. poukhanense (H. Lév.) Nakai | Czech Republic | | 3 | 12E0100552 ** |
| 141 | 53667 | 12E0100553 | 'Fuego' | Rhododendron haematodes Franch. | Germany | | 3 | 12E0100553 ** |
| 142 | 53668 | 12E0100554 | 'Baroness Henry Schroeder' | Rhododendron hybr. | Germany | | 3 | 12E0100554 ** |
| 143 | 53672 | 12E0100558 | 'Silvester' | Rhododendron hybr. | Netherlands | | 3 | 12E0100558 ** |
| 144 | 53674 | 12E0100560 | 'Marilee' | Rhododendron nakaharae Hayata | unknown | | 3 | 12E0100560 ** |
| 145 | 53675 | 12E0100561 | 'Vuyk's Rosyred' | Rhododendron hybr. | unknown | | 3 | 12E0100561 ** |
| 146 | 53678 | 12E0100564 | 'Krumlov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 3 | 12E0100564 ** |
| 147 | 53679 | 12E0100565 | 'Buchlovice' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 3 | 12E0100565 ** |
| 148 | 53681 | 12E0100567 | 'Signalgluehen' | Rhododendron hybr. | Germany | | 3 | 12E0100567 ** |
| 149 | 53686 | 12E0100605 | 'Labe' | Rhododendron obtusum (Lindl.) Planch. | Czechoslovakia | | 3 | 12E0100605 ** |
| 150 | 53695 | 12E0100702 | 'Largo' | Rhododendron forrestii Balf. f. ex Diels | Czechoslovakia | | 3 | 12E0100702 ** |
| 151 | 53696 | 12E0100703 | 'Ma vlast' | Rhododendron forrestii Balf. f. ex Diels | Czechoslovakia | | 3 | 12E0100703 ** |
| 152 | 53697 | 12E0100801 | 'Sychrov' | Rhododendron impeditum Balf. f. & W. W. Sm. | Czechoslovakia | | 3 | 12E0100801 ** |
| 153 | 53699 | 12E0100803 | 'Reve d'Amour' | Rhododendron viscosum (L.) Torr. | Netherlands | | 3 | 12E0100803 ** |
| 154 | 53702 | 12E0100806 | 'Hachmann's Mikado' | Rhododendron hybr. | Germany | | 3 | 12E0100806 ** |
| 155 | 53703 | 12E0100807 | 'Anna Rose Whitney' | Rhododendron hybr. | United States | | 3 | 12E0100807 ** |
| 156 | 53712 | 12E0100816 | 'Madame Albert van Hecke' | Rhododendron kaempferi Planch. | Belgium | | 3 | 12E0100816 ** |
| 157 | 53713 | 12E0100817 | 'Multimaculatum' | Rhododendron ponticum L. | United Kingdom | | 3 | 12E0100817 ** |
| 158 | 53714 | 12E0100818 | 'Monsieur Marcel Menard' | Rhododendron hybr. | France | | 3 | 12E0100818 ** |
| 159 | 53716 | 12E0100820 | 'Bariton' | Rhododendron hybr. | Germany | | 3 | 12E0100820 ** |
| 160 | 53718 | 12E0100822 | 'Dominik' | Rhododendron hybr. | Germany | | 3 | 12E0100822 ** |
| 161 | 53720 | 12E0100824 | 'Turkana' | Rhododendron hybr. | Germany | | 3 | 12E0100824 ** |
| 162 | 53721 | 12E0100825 | 'Gartendirektor Rieger' | Rhododendron williamsianum Rehder & E. H. Wilson | Germany | | 3 | 12E0100825 ** |
| 163 | 53724 | 12E0100828 | 'Schneeglanz' | Rhododendron obtusum (Lindl.) Planch. | Germany | | 3 | 12E0100828 ** |
| 164 | 53725 | 12E0100829 | 'Holstein' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100829 ** |
| 165 | 53726 | 12E0100830 | 'Hermine Seidel' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100830 ** |
| 166 | 53728 | 12E0100832 | 'Moser's Maroon' | Rhododendron hybr. | France | | 3 | 12E0100832 ** |
| 167 | 53733 | 12E0100837 | 'Charis' | Rhododendron hybr. | Germany | | 3 | 12E0100837 ** |
| 168 | 53737 | 12E0100841 | 'Lednice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100841 ** |
| 169 | 53738 | 12E0100842 | 'Lenora' | Rhododendron ferrugineum L. | Czech Republic | | 3 | 12E0100842 ** |
| 170 | 53739 | 12E0100843 | 'Loket' | Rhododendron strigillosum Franch. | Czech Republic | | 3 | 12E0100843 ** |
| 171 | 53740 | 12E0100844 | 'Mala Skala' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100844 ** |
| 172 | 53741 | 12E0100845 | 'Profesor Scholz' | Rhododendron dichroanthum Diels subsp. scyphocalyx (Balf. f. & Forrest) Cowan | Czech Republic | | 3 | 12E0100845 ** |
| 173 | 53743 | 12E0100847 | 'Velka Morava' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100847 ** |
| 174 | 53745 | 12E0100849 | 'Veltrusy' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100849 ** |
| 175 | 53749 | 12E0100853 | 'Pruhonice' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100853 ** |
| 176 | 53752 | 12E0100856 | 'Krivoklat' | Rhododendron hybr. | Czech Republic | | 3 | 12E0100856 ** |
| 177 | 53753 | 12E0100857 | 'Orlik' | Rhododendron hybr. | Czech Republic | | 3 | 12E0100857 ** |
| 178 | 53760 | 12E0100864 | 'Kacina' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100864 ** |
| 179 | 53761 | 12E0100865 | 'Kromeriz' | Rhododendron kiusianum Makino | Czech Republic | | 3 | 12E0100865 ** |
| 180 | 53763 | 12E0100867 | 'Belladona' | Rhododendron hybr. | Czech Republic | | 3 | 12E0100867 ** |
| 181 | 53764 | 12E0100868 | 'Golden Eagle' | Rhododendron hybr. | United Kingdom | | 3 | 12E0100868 ** |
| 182 | 53766 | 12E0100870 | 'Christian' | Rhododendron catawbiense Michx. | Germany | | 3 | 12E0100870 ** |
| 183 | 53769 | 12E0100873 | 'C. S. Sargent' | Rhododendron catawbiense Michx. | United Kingdom | | 3 | 12E0100873 ** |
| 184 | 53771 | 12E0100875 | 'Opocno' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100875 ** |
| 185 | 53772 | 12E0100876 | 'Svihov' | Rhododendron hybr. | Czech Republic | | 3 | 12E0100876 ** |
| 186 | 53773 | 12E0100877 | 'Sovinec' | Rhododendron hybr. | Czech Republic | | 3 | 12E0100877 ** |
| 187 | 65824 | 12E0100884 | 'Loreta' | Rhododendron wardii W. W. Sm. | Czech Republic | | 3 | 12E0100884 ** |
| 188 | 65840 | 12E0100887 | 'Karin Seleger' | Rhododendron insigne Hemsl. & E. H. Wilson | Switzerland | | 3 | 12E0100887 ** |
| 189 | 65846 | 12E0100888 | 'Snezka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100888 ** |
| 190 | 65919 | 12E0100894 | 'Hachhans' | Rhododendron hybr. | Germany | | 3 | 12E0100894 ** |
| 191 | 67927 | 12E0100896 | 'Milesovka' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100896 ** |
| 192 | 68273 | 12E0100568 | 'Certoryje' | Rhododendron obtusum (Lindl.) Planch. | Czech Republic | | 3 | 12E0100568 ** |