Rhododendrons

Rhododendron 'Mrs. P.D. Williams'
Parentage unknown
AM 1936; AGM
Flowers: 15-17/compact truss, very open, ivory white, with a large brown blotch on the dorsal lobes.
Calyx lobes 5-6mm long.
Foliage: oblanceolate, 120-140 x 40-45mm, dark green above.
Shrub 1.5m in 10 years.