Book  (Apr 1993)  Page(s) 422.  
 
Orange Korona Floribunda, orange-scarlet, 1959, 'Bergfeuer' x 'Independence'; Morse...

Book  (1986)  Page(s) 172.  
 
'Orange Korona'

Book  (1965)  Page(s) 316.  
 
Orange Korona. F. (Morse, '59.) Bergfeuer X Independence. Large (4 in.), semidbl. (20 petals), well formed, slightly fragrant, orange-scarlet; cluster. Fol. olivegreen. Vig., upright; free bloom. 

Book  (1961)  Page(s) 180.  
 
Orange Korona. Flor. Kordes - Morse 59. Bergfeuer X Kordes' Sondermeldung. Blooms orange-scarlet, high centered, medium size, in clusters, 20 petals, moderate fragrance, olive-green foliage, vigorous, upright, hardy.

Book  (1960)  Page(s) 155.  
 

Show Awards and Trial Ground Awards 1959.
Trial Ground Certificate   Orange Korona (flori) Trial Ground No. 1129. Reg. No. 597. 'Bergfeuer' x 'Sondermeldung'. Raiser W. Kordes.  Distributor: H. Morse & Sons, Norwich.  Growth vigorous and upright with plentiful medium green foliage 16. Freedom from disease 13. Trusses of 6-10 blooms , two and a half inches to 3 inches across (27 petals), glowing orange-scarlet 17. Freedom of flowering 16. General effect 6. Fragrance 2.