Book  (1936)  Page(s) 30.  
 
Apollon, Grand (Provins) in Brussels 1824; violet, very large, lightly filled

Website/Catalog  (1844)  Page(s) 11.  
 
PROVINS.
Provins grand Apollon.

Book  (1842)  Page(s) 274.  
 
R. gallica....Varieties....with violet, lilac, bluish or ash-grey blooms...grand Apollon, violet, very large

Book  (1838)  Page(s) 114.  
 
Le Grand Apollon, fleurs doubles, très-grandes et violettes.

Book  (1838)  Page(s) 249.  
 
Grand Apollon Gallica. Flowers: very large, double, violet-coloured. Obtained at Brussels, 1824.

Magazine  (1826)  Page(s) 201.  
 
Arbres, Arbrisseaux et Arbustes.
Rosier (rosa).
Nota. L'article rosier est de M. Hardi, jardinier en chef du jardin fleuriste du Luxembourg.
Provins.
17. Grand Apollon. Fleur très grande, double, violette. (Bruxelles, 1824.)

Book  (1826)  Page(s) 510.  
 
Provins. Grand Apollon. Fleurs très-grandes, doubles, violettes.

Translation: Provins. Grand Apollon. Violet-colored flowers are very large and double.