Website/Catalog  (31 May 2014)  
 
Registered Name: 'Kronenbourg'
Synonyms: 'Macbo'
ARS Approved Exhibition Name: Flaming Peace
Photo: Cliff Orent HT, rb, 1965, McGredy, Sam IV; bud large, ovoid; flowers bright medium red, reverse straw-yellow veined red, large, dbl., high-centered, borne singly on long stems, slight fragrance; foliage abundant, large, dark green, glossy, leathery; vigorous, full, rounded growth; PP2745 [sport of Peace]. Garden Rating: 6.1 Introductions: General Bionomics, 1966

Book  (2009)  Page(s) 634.  
 
Appendix III
Varieties of Ornamental Plants Released for Growing - Rose
NBRI (Hybrid Teas)
1. Kronenburg

Booklet  (2008)  
 
An Information List of all Varieties. p4
1965. Kronenbourg - Macbo. For the French beer.

Book  (Apr 1993)  Page(s) 182.  
 
Hybrid Tea, red blend, 1966, (MACbo; 'Kronenbourg'); 'Peace' sport; McGredy; Country Garden Nursery, 1966. Flowers bright medium red, reverse straw-yellow veined red.

Book  (1993)  Page(s) 243.  Includes photo(s).

Book  (1988)  Page(s) 129.  Includes photo(s).
 
Flaming Peace (Maccbo, 'Kronenbourg') Hybrid Tea. McGredy 1966. Parentage: sport of 'Peace'.

Book  (1988)  Page(s) 143.  Includes photo(s).
 
Flaming Peace Description.

Website/Catalog  (1986)  Page(s) 60.  
 
Kronenbourg* Sport from Peace with most of that variety’s characteristics.  Colour - crimson flushed silver and yellow.  Good glossy foliage,  Tall.  McGredy 1965. 

Website/Catalog  (1978)  Page(s) 12.  Includes photo(s).
 
Kronenbourg ® Macbo (NIRP 1965) Très grande fleur à bouton allongé, pétales pourpre cramoisi à revers jaune pâle. Rosier très vigoureux à magnifique feuillage ample et brillant de culture facile. Hauteur de végétation : 75/85 cm.

Book  (1976)  Page(s) 140.  
 
Dr. A. S. Thomas, Victoria.  Vintage New Cultivars.  
'Danielle Robyn' colour resembles that of 'Kronenberg' but it ages more gracefully.