R. 'Marchioness of Lansdowne'
Rhododendron Hybrid
| Hybridized By | Waterer, H. (Knaphill) |
| Seed Parent | R. maximum |
| Pollen Parent | ? |
| Introduced | 1879 |
| 10 Year Height | 250 cm. (8ft.) |
| Bloom Time | late |
| Flower | broadly funnel-shaped |
| Flower Color | ? |
| Leaves | elliptic to oblong |
| Winter Foliage | ? |
| Hardiness | H5 |
| Status | IRRC registered. |
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