Commercially available

 

13 favorite votes.  

Yellow blend Hybrid Tea.
Registration name: Miami (hybrid tea, Meilland, 1948)

Bred by Francis Meilland (1912-1958) (France, before 1948).
Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1951 as 'Miami'.
Introduced in United States by Conard-Pyle (Star Roses) in 1953 as 'Miami'.

Hybrid Tea.  

Orange-red, yellow reverse, veining.  Nasturtium fragrance.  Mild fragrance.  25 petals.  Average diameter 5".  Very large, double (17-25 petals), borne mostly solitary bloom form.  Blooms in flushes throughout the season.  Long, pointed buds.  

Upright, well-branched.  Dark green foliage.  

USDA zone 6b through 9b (default).  Disease susceptibility: susceptible to Mildew.  

United States - Patent No: PP 977  on  29 Aug 1950   VIEW USPTO PATENT

Possibly referred to as 'Sensation bicolor' before commercialization - see 1946 reference.