| MORPHOLOGY | 001 Plant - persistence of leaves | 001 Plant - persistence of leaves | 1 - deciduous | 2016 Research Institute of Ornamental Gardening_Rhododendron | | |
| MORPHOLOGY | 003 Plant - habit | Fig. 1 | 3 - erect > 1,2 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 012 Mature leaf - blade shape | Fig. 2 / Matured leaves are observed at the time of end of growth | 4 - broadly elliptic | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 013 Mature leaf - blade length | Matured leaves are observed at the time of end of growth | 5 - intermediate 6,1-10 (cm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 023 Inflorescence - attitude on the shoot | Fig. 3 | 1 - terminal | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 024 Inflorescence - number of flowers | 024 Inflorescence - number of flowers | 5 - intermediate 6- 10 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 025 Inflorescence - shape (cultivars with more than 6 flowers) | Fig. 4 | 5 - spherical | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 028 Flower - funnel-shaped | Fig. 6 | 5 - tubular-funnel-shaped | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 035 Flower - number of corolla lobes | 035 Flower - number of corolla lobes | 3 - low 5 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 036 Flower - type of the flower | Fig. 8 | 1 - single | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 037 Flower - corolla undulation of margins | 037 Flower - corolla undulation of margins | 5 - medium | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 038 Flower - colour of corolla edges in comparison with flower colour | 038 Flower - colour of corolla edges in comparison with flower colour | 5 - the same | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 048 Flower - orange red colour on inner side | 048 Flower - orange red colour on inner side | 4 - vivid reddish orange, strong / moderate yellowish pink R.H.S. 33 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 063 Flower - deepness of colour on inner side | 063 Flower - deepness of colour on inner side | 7 - deep R.H.S. - A | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 064 Flower - supplemental colour on inner side | 064 Flower - supplemental colour on inner side | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 072 Flower - orange red colour on outer side | 072 Flower - orange red colour on outer side | 3 - vivid / strong reddish orange, strong yellowish pink R.H.S 32 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 087 Flower - deepness of colour on outer side | 087 Flower - deepness of colour on outer side | 7 - deep R.H.S. - A | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 088 Flower - supplemental colour on outer side | 088 Flower - supplemental colour on outer side | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 099 The ratio pistil : stamens length | 099 The ratio pistil : stamens length | 6 - pistil longer | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 100 Pistil - stigma colour | 100 Pistil - stigma colour | 3 - green | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 101 Pistil - uniformity of style colour | 101 Pistil - uniformity of style colour | 2 - different in lower and upper parts | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 102 Pistil - unifed colour of style | 102 Pistil - unifed colour of style | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 109 Flower - time of beginning of flowering | Comparative varieties: 2. ‘Bouzov’, 3. ‘Alena’, 4. ‘Motýl’, 5. ‘Catawbiense Grandiflorum’, 7 ‘James Burchett’. Specific values (time period) valid for central Bohemian mesophyticum (Průhonice). | 5 - medium 16.5.-30.6. | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 090 Flower - presence of design | 090 Flower - presence of design | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 096 Flower - colour of design (light colours) | Type variety ‘Genoveva’. Colour observation 1 – 2 days after full bloom of the flower. | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 104 Stamens - number | 104 Stamens - number | 3 - low constant 5 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 105 Stamens - colour of ripe anthers | 105 Stamens - colour of ripe anthers | 1 - yellow | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 106 Stamens - colour of filaments | 106 Stamens - colour of filaments | 1 - unified | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 108 Stamens - double colour of filaments | 108 Stamens - double colour of filaments | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 004 Plant - height | In 10 years of age | 7 - high 91-120 (cm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 014 Mature leaf - blade width | Matured leaves are observed at the time of end of growth | 5 - intermediate 2,6- 4 (cm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 015 Mature leaf - petiole length | Matured leaves are observed at the time of end of growth | 7 - long 4,1- 5 (cm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 030 Flower - diameter | Maximal value at open flower | 5 - intermediate 4,1 - 7 (cm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 032 Flower - presence of calyx | 032 Flower - presence of calyx | 1 - present | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 033 Flower - length of the longest sepal | 033 Flower - length of the longest sepal | 7 - long > 5 (mm) | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 040 Flower - incision of corolla margin | 040 Flower - incision of corolla margin | 7 - deep > 1/2 | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 041 Flower - inner colour of base in comparison with flower colour | 041 Flower - inner colour of base in comparison with flower colour | 3 - lighter | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 034 Flower - colour of calyx | 034 Flower - colour of calyx | 1 - green | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 095 Flower - type of design: basal blotch | Type variety ‘Arthur Stevens’. | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |
| MORPHOLOGY | 097 Flower - colour of design (dark colours) | Type variety ‘Humboldt’. Colour observation 1 – 2 days after full bloom of the flower. | 0 - absent | 2022 Research Institute of Ornamental Gardening Pruhonice_Rhododendron | | |