7 favorite votes.  

Dark red Hybrid Tea.
Registration name: Heros (hybrid tea, Tantau 1933)

Bred by Mathias Tantau (1882 - 1953) (Germany, 1933).
Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1935 as 'Heros'.

Hybrid Tea.  

Dark red.  Strong fragrance.  Very large, full (26-40 petals), borne mostly solitary, cupped bloom form.  Blooms in flushes throughout the season.  Ovoid buds.  

Bushy.  Dark green, dense foliage.  

USDA zone 6b through 9b (default).