Commercially available

4 favorite votes.  

Dark red Grandiflora.
Registration name: Ebony (grandiflora, Abrams, 1960)

Bred by Gordon J. Von Abrams (United States, 1960).
Introduced in United States by Peterson & Dering in 1960 as 'Ebony'.
Introduced by Unknown (Australia) in 1963 as 'Ebony'.

Grandiflora, Hybrid Tea.  

Dark red.  Mild to strong fragrance.  20 to 30 petals.  Average diameter 4".  Large, double (17-25 petals), high-centered to flat bloom form.  Blooms in flushes throughout the season.  

Upright.  

USDA zone 6b through 9b (default).  

United States - Patent No: PP 2,137  on  17 Apr 1962   VIEW USPTO PATENT