Madame Plemp
Classification:
1 W-Y[ Trumpet Long-Cupped ]
Season:
Mid-Season to Late
Height:
Standard - 32.5 to 67.5 cm (12.8 to 26.6 in)
Hybridizer:
Registered:
Yes, before 1890
Special Class:
Seed Parent: 
Empress 1 W-Y 
William Backhouse, England
Year Registered: 1869
N. bicolor x N. pseudonarcissus
Empress
?
Pollen Parent: 
Madame de Graaff 1 W-W 
de Graaff Bros., the Netherlands
Year Registered: 1887
Empress x N. albescens
Madame de Graaff
Pedigree Chart:
Descendants:
None
Comments

Perianth segments ovate, blunt, prominently mucronate, pure white, spreading or a little inflexed, with margins recurved, overlapping a quarter; the inner segments twisted; corona of strong substance, cylindrical, smooth or lightly ribbed, golden yellow, with mouth flared and more or less even, rim notched and crenate. Resembles a large-flowered ‘Horsfieldii’.