Book  (Jan 2000)  Page(s) 74-75.  
 
Felix Supreme Herbaceous Peony. Kriek 1955. An improved 'Felix Crousse'...

Website/Catalog  (1960)  Page(s) 8.  
 
Red Peonies
Felix Supreme (Kriek 1955) A grand new red peony. The buds look like huge rose buds and as they open develop into very large, fully double flowers of great depth. The color is a rich, soft, bright red that does not blue. The plant is a vigorous grower with good strong stems. Felix Supreme has great promise of becoming a good commercial cut flower. Mid-season. Medium tall. $6.00