R. 'Altaclarense'
Rhododendron Hybrid
| Hybridized By | Gowen, J.R. |
| Seed Parent | R. catawbiense x ponticum |
| Pollen Parent | R. arboreum ssp arboreum |
| Introduced | 1826 |
| 10 Year Height | ? |
| Bloom Time | ? |
| Flower | campanulate |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |