R. 'Grand Prix Group'
Rhododendron Cultivar group
| Hybridized By | Heneage-Vivian, A.W. |
| Seed Parent | R. grande |
| Pollen Parent | R. falconeri ssp eximium |
| Introduced | 1940 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |