Tour of Arnold Arboretum
Rhododendron 'Cymodocee' 17121a
Picture by S & J Perkins
This Ghent hybrid comes from M. Kosters and Sons Holland (1904) but Galle lists it to be a strong pink with no mention of the blotch. Arnold Arboretum in Jamaica Plain Massachusetts is famous for its large collection of hardy woody plants. The arboretum is open to the public.