18 favorite votes.  

Medium pink Hybrid Tea.
Registration name: Prima Donna (hybrid tea, Dickson, 1944)

Bred by Alexander (Sandy) Dickson III (1893-1975) (United Kingdom, 1944).
Introduced in United States by Jackson & Perkins Co. (Newark, NY) in 1944 as 'Prima Donna'.
Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1949 as 'Prima Donna'.

Hybrid Tea.  

Salmon-pink, buff shading.  Mild fragrance.  up to 45 petals.  Average diameter 5".  Very large, very full (41+ petals), high-centered bloom form.  Blooms in flushes throughout the season.  Pointed buds.  

Upright.  Glossy foliage.  

Height: 3' (90cm).  Width: 30" (75cm).

USDA zone 6b and warmer.  Vigorous.  Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.  

United States - Patent No: PP 639  on  5 Sep 1944   VIEW USPTO PATENT

Modern Roses 10 says this rose is extinct.