Book  (Apr 1999)  Page(s) 131.  
 
Mme. Soupert Moss. Robert, 1851... The author cites information from different sources... bright cerise red. Very mossy and very floriferous...

Book  (1990)  Page(s) 56.  
 
Mme. Soupert Moss hybrid. Moreau and Robert 1851. Description.

Book  (1936)  
 
Soupert, Mme. (moss) Mor. & Rob. 1851; vivid cherry-red, medium size, double, rosette-form, in clusters of 2-5, strongly mossed, floriferous, repeats, growth 7/10, upright, 1m., bushy. Sangerhausen

Website/Catalog  (1936)  Page(s) 4.  
 
Mme. Soupert cerise luisant, fl. moy., très moussu [medium-sized glowing cherry-red blossoms, very mossy]

Website/Catalog  (1925)  Page(s) 84.  
 
Moss Roses...Madame Soupert. Cherry-red. ...Low-grafted garden plants 1 piece G.-M. [Gold-Mark] 1.25

[no longer listed in the 1929 catalogue]

Book  (1899)  Page(s) 116, 186.  
 
Madame Soupert, mousseux remontante, Mor.-Rob., 1851, cerise

Book  (1898)  Page(s) Div. II, p. 256.  
 
Madame Soupert; flowers red, well mossed.

Book  (1882)  Page(s) 23.  
 
Madame Soupert... Rosier Mousseux Perpétuel. Soupert et Notting. 1871 Rouge cerise. Fleur moyenne. Plante vigoureuse.

Magazine  (1876)  Page(s) 19.  
 
Perpetual Moss rose: Madame Soupert.

Magazine  (2 Nov 1871)  Page(s) 333.  
 
New Roses for 1872....Remontant Moss Rose. Madame Soupert.- Very vigorous. Flowers medium, full, like a rosette; bright cerise or cherry-red, Freely remontant and very mossy.