Commercially available

12 favorite votes.  

White, near white or white blend Large-Flowered Climber.
Registration name: Purity (climber, Farrell/Hoopes, 1917)

Bred by James A. Farrell (United States, before 1917).
Introduced in United States by Hoopes Bros. & Thomas Co. in 1917 as 'Purity'.

Hybrid Tea, Cl., Hybrid Wichurana, Large-Flowered Climber.  

White.  Moderate fragrance.  Medium to large, semi-double (9-16 petals), in large clusters, open bloom form.  Spring or summer flush with scattered later bloom.  

Climbing.  

Height: up to 12' (up to 365cm).  Width: up to 8' (up to 245cm).

USDA zone 6b through 9b (default).  Very vigorous.  Prune after flowering is finished.