Website/Catalog  (1925)  Page(s) 83.  
 
Hybrid Tea Roses...Prince de Bulgarie. Well double, flesh-white shaded with salmon and orange...Low-grafted garden plants 1 piece G.-M. [Gold-Mark] -.80  

Website/Catalog  (1925)  Page(s) 16.  
 
Prince de Bulgarie, flesh-red with orange, cutting rose, forcing rose, awarded in Amsterdam. = Mrs. Taft.

Website/Catalog  (1924)  Page(s) 25.  
 
Prince de Bulgarie. — Fl. rose chair argenté, ombré de saumon et d’aurore, très grande, bouton allongé. Arb. vigoureux.
 

Website/Catalog  (1924)  Page(s) 44.  
 
General List. (165) Prince d Bulgarie (HT. Pernet Ducher 1901). F.2. Flesh colour shaded crimson.....A. B. P. S.

Website/Catalog  (1923)  Page(s) 40.  
 
Hybrid Tea Roses .... Prince de Bulgarie (Pernet-Ducher, 1901). Large bloom, double; silvery flesh-pink shaded with orange. Forcing, cutting and group rose. Extra.

Website/Catalog  (1922)  Page(s) 30.  
 
General List. (140) Prince de Bulgarie (HT) (Pernet Ducher) F. 2. Flesh colour, shaded salmon. A fine-flowered, vigorous growing variety that should be better known.

Website/Catalog  (1921)  Page(s) 34.  
 
Roses.
Prince de Bulgarie, rosy white; class: Hybrid Tea; habit of growth: vigorous.

Website/Catalog  (1921)  Page(s) 64.  
 
Hybrid Teas...Yellow with orange...Prince de Bulgarie

Book  (1920)  Page(s) 324.  
 
Prince de Bulgarie (H.T.) Pernet-Ducher, 1902.- Pale rose, shaded apricot.- Vigorous.- Garden, bedding, pot, town.- Fragrant.- A good rose.- (Prune medium.)

Magazine  (1918)  Page(s) 6.  
 
Prince de Bulgarie....fresh pink