R. cumberlandense 'Sunlight'
Species selection of R. cumberlandense
| Selected By | Hill, J.W. Mrs. |
| Introduced | 1968 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | very late |
| Flower | tubular funnel-shaped |
| Flower Color | ? |
| Fragrance | ? |
| Leaves | obovate to elliptic |
| Leaf persistence | ? |
| Minimum Hardiness | ? |
| Registration | Unknown or not recorded |