Pontresina
Clasificación:
2 W-Y[ Narcisos de Copa Grande ]
Temporada:
Mid-Season
Altura:
Standard - 32.5 to 67.5 cm
Registrado:
sí, 1958
Ascendiente Femenino (Semilla): 
Green Island 2 W-GWY 
J. Lionel Richardson, Irlanda
Año de Registro: 1938
Gracious x Seraglio
Green Island
Ascendiente Masculino (Polen): 
Chinese White 3 W-W 
Guy L. Wilson, Irlanda del Norte
Año de Registro: 1937
Silver Plane x (Silver Coin x unknown)
Chinese White
Cromosomas:
28
Fertilidad:
de Semilla y Polen
Se utilizó como un padre o madre:
8 veces como semillas, 2 veces como el polen
Comentarios

Fl. 114 mm wide; perianth segments very broad, not prominently mucronate, pure white, spreading, concave and with margins incurling at apex, smooth, regular, overlapping half; the inner segments narrower, shouldered at base; corona very shallow funnel-shaped or almost disc-shaped, opening pale yellow, soon becoming whitish, with green in tube, mouth deeply split and overlapping, usually 3-lobed, frilled. Resembles ‘Green Island’ in form. Catalog 69: cup of uniform pale primrose.