R. 'Madonna'
Rhododendron Hybrid
| Hybridized By | Gable, J.B.. Stewartstown, Pennsylvania, USA, 1941 |
| Seed Parent | R. 'decorum x griersonianum' |
| Pollen Parent | R. 'America' |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |