R. 'Lady Derby'
Azalea Hybrid
| Hybridized By | Waterer, H. (Knaphill) |
| Azalea group | Knap Hill |
| Introduced | 1937 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Hybridized By | Waterer, H. (Knaphill) |
| Azalea group | Knap Hill |
| Introduced | 1937 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |