R. 'Gwillt-king'
Rhododendron Hybrid
| Hybridized By | Haig, C. |
| Seed Parent | R. griersonianum |
| Pollen Parent | R. arboreum ssp zeylanicum |
| Introduced | 1938 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ball-shaped truss |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Minimum Hardiness | ? |
| Registration | Registered |
