Commercially available

37 favorite votes.  
Average rating: EXCELLENT-.  

Light yellow Hybrid Musk.

Bred by Rev. Joseph Hardwick Pemberton (United Kingdom, 1913).
Introduced in Australia by H. Kemp in 1915 as 'Danaë'.

Hybrid Musk, Hybrid Tea.  

Light yellow, ages to white .  Strong fragrance.  Average diameter 2.25".  Medium, very double, cluster-flowered bloom form.  Continuous (perpetual) bloom throughout the season.  

Climbing.  Glossy, dark green foliage.  
Height of 5' to 6' (150 to 185 cm).  Width of 4' (120 cm).

USDA zone 6b through 10b.  Can be trained as a climber.  Disease susceptibility: susceptible to Mildew.  

Diploid

Refer Comments for more on the pollen parent. 'Madame Chédane-Guinoisseau' has been suggested.