R. 'Alleyne Cook'
Rhododendron Hybrid
| Hybridized By | Brandt, Lester E. |
| Seed Parent | R. 'Lady Chamberlain Group' |
| Pollen Parent | R. flavidum |
| Introduced | 1970 |
| 10 Year Height | 120 cm. (4ft.) |
| Bloom Time | midseason |
| Flower | tubular funnel-shaped |
| Predominant Colour | ? |
| Leaves | elliptic |
| Winter Foliage | ? |
| Hardiness | ? |
| Status | IRRC registered. |