R. degronianum ssp heptamerum 'Yashiro Homare'
Species selection of R. degronianum ssp heptamerum
| Selected By | Yashiro, M. |
| Introduced | 1985 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | ? |
| Flower | openly funnel-shaped |
| Predominant Colour | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | ? |