Book  (1936)  Page(s) 277.  
 
France, Impératrice de (damask) Robert 1850; crimson, shaded pink, veined cherry-red, lighter edges, medium size, double, flat, fine form, many prickles, strong branches, growth 7/10, climbing.

Book  (1906)  Page(s) 75.  
 
4.806. Impératrice de France, Damas, Robert, cerise

Book  (1899)  Page(s) 81.  
 
Impératrice de France, damas, Robert, cerise

Book  (1890)  Page(s) 164.  
 
Rosa damascena Miller.
Damascenerrose.
Sehr empfehlenswerthe und zugleich schöne große Rosen dieser Art sind: R. damascena paeoniflora (la Constance), Madame Deshouilléres, Pope, Princesse Amélie, Impératrice de France, Calypso, Bonnet, Belle d'Auteuil, Arlinde, etc.

Rosa damascena Miller.
The Damask Rose.
Beautiful, large roses of this class that are highly recommended are: R. damascena paeoniflora (la Constance), Madame Deshouilléres, Pope, Princesse Amélie, Impératrice de France, Calypso, Bonnet, Belle d'Auteuil, Arlinde, etc.

Book  (1885)  Page(s) 377, Vol 1.  
 
Damas. Impératrice de France.
Arbuste très vigoureux, rameaux forts, sarmenteux, fortement garnis d'épines; feuillage épais; fleur moyenne, pleine, très bien faite; coloris cramoisi ombré de rose; bord des pétales cramoisi clair.

Translation: Damask. Impératrice de France.
A very vigorous shrub with strong, vine-like canes, strongly armed with spines; thick foliage; flower is of medium size, full, very well-formed; of a crimson color shaded with pink; the petal edges are light crimson.

Book  (1860)  Page(s) 116.  
 
Damask....Impératrice de France, medium size, very double, red mottled with pale pink, flat; vigorous with prickly shoots.

Book  (1848)  Page(s) 22, part 2.  
 
The Damask Rose.
34. Impératrice de France; flowers pink, veined with deep rose, and shaded with blush; of medium size, very double; form, expanded. Habit, branching; growth, robust ; shoots, very spinous; foliage, large and fine.

Book  (1847)  Page(s) 543.  
 
Rosier de Damas, Rosa Damascena
Variétés Jardinières.
Impératrice de France, fleurs rose-cerise.

Book  (1846)  Page(s) 49.  
 
The Damask Rose. Rosa Damascena.
Imperatrice de France is not a pure Damask Rose, but very nearly allied. This is a large compact flower, bright-rosy, very robust, and distinct in habit.

Website/Catalog  (1845)  Page(s) 10.  
 
Roses de Damas & Portland plus ou moins altérés.
106 Impératrice de France, grande, double, rose cerise, 1845...