Commercially available

25 favorite votes.  
Average rating: EXCELLENT.  

Orange-pink Bourbon.

Discovered by H. Knudsen (Denmark, before 1912).
Introduced in Denmark by Zeiner-Lassen & Dithmer in 1912 as 'Martha'.

Bourbon.  

Orange-pink, ages to light pink.  Moderate fragrance.  Large, double (17-25 petals), borne mostly solitary, in small clusters, flat bloom form.  Blooms in flushes throughout the season.  

Climbing, thornless (or almost).  
Height of 6' to 9' (185 to 275 cm).  Width of up to 6' (up to 185 cm).

USDA zone 5b through 10b.  Very vigorous.  

Ashdown Roses says the introducer is Knudsen.