R. 'Yaku Royale'
Rhododendron Hybrid
| Hybridized By | Bulgin, L.W. |
| Seed Parent | R. 'Vulcan' |
| Pollen Parent | R. degronianum ssp yakushimanum 'Exbury Yakushimanum' |
| Introduced | 1980 |
| 10 Year Height | 100 cm. (3ft.) |
| Bloom Time | midseason |
| Flower | openly funnel-shaped |
| Predominant Colour | ? |
| Leaves | elliptic |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |