Commercially available

30 favorite votes.  
Average rating: EXCELLENT-.  

Yellow blend Hybrid Tea.
Registration name: Ellen Willmott (hybrid tea, Archer, 1935)

Bred by Wm. E.B. Archer & Daughter (United Kingdom, 1935).
Introduced by Unknown (Australia) as 'Ellen Willmott'.

Hybrid Tea.  

Golden-yellow, pink edges, lemon-yellow undertones, red stamens.  Moderate fragrance.  Medium, single (4-8 petals), ruffled bloom form.  Blooms in flushes throughout the season.  

Height: 2' to 5' (60 to 150cm).  Width: 3' (90cm).

USDA zone 6b and warmer.  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.  

Ellen Willmott (August 19, 1858 - September 27, 1934), English horticulturalist, who cultivated more than 100,000 species of plants in her garden Warley Place. She published "The Genus Rosa" in 1910-14.
[Note: there is also a light pink 'Ellen Willmott' (Bernaix 1898). It is double, having about 20 petals.]