Madame de Graaff
Classification:
1 W-W[ Trumpet Long-Cupped ]
Season:
Mid-Season to Late
Height:
Dwarf - less than 32.5 cm (12.8 in)
Registered:
Yes, before 1887
Seed Parent: 
Empress 1 W-Y 
William Backhouse, England
Year Registered: 1869
N. bicolor x N. pseudonarcissus
Empress
Pollen Parent: 
N. albescens Division 13 Species
Section: Pseudonarcissus
N. albescens
Chromosomes:
31
Fertility:
Both Seed and Pollen fertile
Used as parent:
45 times as seed, 38 times as pollen
Comments

Perianth segments ovate or oblong, not prominently mucronate, creamy white, spreading, with margins recurved, overlapping a quarter; the inner segments more nearly ovate, twisted; corona cylindrical, smooth or lightly ribbed, opening pale primrose yellow, becoming waxy white, with mouth even, rim flanged and crenate.