R. 'Syonense Group'
Rhododendron Cultivar group
| Hybridized By | Iveson |
| Seed Parent | R. Sir Charles Lemon |
| Pollen Parent | R. catawbiense |
| Introduced | 1849 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | ? |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | ? |
| Leaf persistence | ? |
| Additional Parentage Info |
(as arboreum ssp cinnamomeum var roseum f album) x () |
| Minimum Hardiness | ? |
| Registration | Registered |