1 favorite vote.  

Orange or orange-red Floribunda.
Registration name: Siren (floribunda, Kordes 1953)

Bred by Reimer Kordes (1922-1997) (Germany, before 1953).
Introduced in United States by Jackson & Perkins Co. (Newark, NY) in 1953 as 'Siren'.
Introduced in Australia by Hazlewood Bros. Pty. Ltd. in 1955 as 'Siren'.

Floribunda.  

Scarlet.  Moderate fragrance.  18 petals.  Semi-double (9-16 petals), cluster-flowered, cupped bloom form.  Blooms in flushes throughout the season.  

Compact.  Leathery foliage.  

USDA zone 6b through 9b (default).  Disease susceptibility: susceptible to blackspot .  

United States - Patent No: PP 1,197  on  16 Jun 1953   VIEW USPTO PATENT