Website/Catalog  (2000)  Page(s) 114.  
 
Floribunda, Korona, Kordes R., 1955

Book  (Dec 1998)  Page(s) 341.  Includes photo(s).
 
Korona (KORnita, 'Orange Korona') Floribunda. Kordes (Germany) 1955. Parentage: 'Obergärtner Wiebicke' x 'Independence'... orange-scarlet blooms [ageing] to salmon-pink... up to that time the bright reds nearly all turned purple...

Book  (Apr 1993)  Page(s) 292.  
 
Korona® Floribunda, orange-red, 1955, (KORnita); Kordes. Description.

Book  (1993)  Page(s) 173.  Includes photo(s).
 
Floribunda. Kordes (Germany) 1955. ('Obergärtner Wiebicke' x 'Independence') Height: 90 cm (3 ft.) Light scent.

Book  (1986)  Page(s) 170.  
 
'Korona' ('Corona')

Website/Catalog  (1985)  Page(s) 60.  
 

Korona. Bright orange scarlet.

Book  (1981)  Page(s) 360.  
 
Korona. HT. (Kordes, 1955). 'Obergärtner Wiebicke' x 'Independence'. Orange-scarlet, very resistant to weather damage. large, 8 cm./3.2 in. across, semi-double, faint scent, in large trusses, continuous bloom; growth strong, upright, 1 m/3.3 ft., branched; foliage large, abundant. PWR 115; GSR 437.

Book  (1974)  Page(s) 163.  
 
Korona : Kordes , 1954. Bright orange scarlet , Growth is vigorous , with semi - glossy , pale green fading to deep salmon pink ; moderately full flowers , foliage . My plants have not enjoyed the dry weather but rather formless , produced very ...

Website/Catalog  (1970)  Page(s) 68.  
 
[location] 41, Korona (W. Kordes' Sons 1955) Florib.

Book  (1968)  Page(s) 130.  
 
'Obergärtner Wiebicke' was commercialized in 1950, named after a deserving, long-term employee due to its good characteristics. This variety became a building block which was used for many further crossings and resulted in nice suxccesses, such as 'Korona', 'Gartendirektor Glocker' ....