Book  (2007)  Page(s) 211.  
 
Index of all the roses bred in Lyon, France.

Book  (1936)  Page(s) 135.  
 
de Caylus, Duc (tea) Schwartz 1897; Luciole X Beaté inconstante; deep magenta-pink, shaded yellow and cream, large, double, characteristical form, large petals rolled upwards (dahlia), solitary, fragrance 5/10, floriferous, long firm stems, growth 6/10.

Magazine  (3 Jun 1911)  Page(s) 266.  
 
The Parentage of Roses.
The following list of the world's Roses and their parentage has been compiled by Mr. Robert Daniel, 38 Russell Road. Fishponds, Bristol, and by his kind permission we are enabled to publish it...
Duc de Caylus... Tea, Vve. Schwartz, 1896, Luciole X Beauté Inconstante

Book  (1910)  Page(s) 313.  
 
Duc de Caylus Tea; flowers large, fairly full, good shape; colour dark rosy magenta, suffused with cream and canary yellow. Growth vigorous.

Website/Catalog  (1909)  Page(s) 75.  
 
Duc de Caylus  T. Flowers with large petals of rosy magenta, color sometimes carmine, shaded cream and yellow. 

Book  (1902)  Page(s) 70.  
 
Thé. 1426. Duc de Caylus (Vve Schwartz 1896), rose lavé jaune

Book  (1899)  Page(s) 53.  
 
Duc de Caylus, thé, Vve Schwartz, 1896, rose lavé jaune

Magazine  (1896)  Page(s) 112.  
 
Duc de Caylus (Tea).- Vigorous shrub, very floriferous. Large, double, curiously formed, with large petals rolled often upwards, so that there is a simialrity to the open bloom of a cactus dahlia, deep magenta-pink, shaded cream-white and yellow, magnificent long bud, on long firm stem, mostly solitary, fragrant. (Luciole X Beauté Inconstante).