Commercially available

Discovered by Frank Spanbauer (United States, before 1965).
Introduced in France by NIRP International in 1965 as 'White Butterfly II'.

Hybrid Tea.  

White.  Moderate fragrance.  up to 24 petals.  Average diameter 4".  Large, double (17-25 petals) bloom form.  Blooms in flushes throughout the season.  Long, pointed buds.  

Compact.  Dark green foliage.