Commercially available

10 favorite votes.  

White, near white or white blend Hybrid Tea.
Registration name: Ardelle

Bred by Henry Matheson (H.M.) Eddie (Canada, before 1954).
Introduced in United Kingdom by R Harkness & Co. Ltd. as 'Ardelle'.
Introduced in United States by Wyant (Melvin E. Wyant, Rose Specialist) in 1954 as 'Ardelle'.
Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1958 as 'Ardelle'.

Hybrid Tea.  

Cream.  Moderate fragrance.  72 petals.  Average diameter 5".  Large, very full (41+ petals), high-centered bloom form.  Blooms in flushes throughout the season.  Long, pointed buds.  

Medium, compact.  Glossy foliage.  

USDA zone 6b through 9b (default).  Can be used for cut flower or garden.  Very vigorous.  

United States - Patent No: PP 2,042  on  4 Apr 1961   VIEW USPTO PATENT
Application  on  11 Jun 1958

The patent application was made by Melvin E. Wyant reporting himself as the inventor of this rose! Neither Modern Roses not the article by Hazelwood agrees with him. See References.