R. 'Yaku Duchess'
Rhododendron Hybrid
| Hybridized By | Shammarello, A.M |
| Seed Parent | R. 'King Tut' |
| Pollen Parent | R. degronianum ssp yakushimanum 'Koichiro Wada' |
| Introduced | 1960 |
| 10 Year Height | 60 cm. (2ft.) |
| Bloom Time | late midseason |
| Flower | tubular funnel-shaped |
| Flower Color | ? |
| Leaves | elliptic |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |
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