(SPEC) 'Queen of the Blues' 1920, G. Van Diermen 'Queen of the Blues' (G. van Diermen} Spec Iris latifolia about 1920; standards indigo blue, falls purle blue. Aw...
(SPEC) 'Queen Wilhelmina' 1908, H. van Velsen 'Queen Wilhelmina' (H. van Velsen, 1908) Spanish Iris (Iris xiphium) Color code=WW; "Flowers white with deep yellow...