R. 'Si Si'
Rhododendron Hybrid
| Hybridized By | Delp Weldon E. |
| Seed Parent | R. degronianum ssp yakushimanum |
| Pollen Parent | R. 'Gold Mohur' |
| Introduced | 1973 |
| 10 Year Height | 150 cm. (5ft.) |
| Bloom Time | late midseason |
| Flower | broadly funnel-campanulate |
| Flower Color | ? |
| Leaves | ? |
| Winter Foliage | ? |
| Hardiness | H5 |
| Status | IRRC registered. |
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