Book  (2012)  Page(s) 58.  
 
Rosiers du Bengale. 1^ère Série.
B. La régulière.

Book  (1936)  Page(s) 602.  
 
Régulière, La (Bengal) ? ? ; vivid light crimson, medium size, double.

Book  (1906)  Page(s) 85.  
 
5.439. La Régulière, Bengale, cramoisi

Book  (1885)  Page(s) 239, Vol 2.  
 
Bengale. Régulière (la).
Fleur moyenne, pleine; coloris cramoisi vif.

Translation: China. Régulière (la).
The medium-sized flower is full and a vivid crimson color.

Book  (1880)  Page(s) 114, annex.  
 
4198. indica. la Regulière, Blume hellkarmoisinröthlich, mittelgross, voll.

Translation: china. la Regulière, the flower is light reddish crimson, medium-sized and full.

Book  (1860)  Page(s) 16, appendix.  
 
Descriptive List of Roses.
China Roses.
848. La Reguliere... compact form. Brilliant carmine.

Book  (1855)  Page(s) 350.  
 
Die Hochrothe Chineser - Rose.
19) La Régulière, Blumen hellkarmoisinröthlich, mittelgroß, voll.

Translation: The Crimson China Rose.
La Régulière, Flowers are a light reddish crimson, medium in size and full.

Book  (1854)  Page(s) 272-273.  
 
Translation:
Perhaps one or the other lover of ever-blooming roses will thank me if I share the list of those I can recommend from personal acquaintance, regardless of age or novelty. Such are, 1) on Chinas proper: ...la Régulière...

Book  (1848)  Page(s) 127.  
 
The Crimson China Rose.
27. La Régulière; flowers clear reddish crimson, of medium size, full.

Website/Catalog  (1847)  Page(s) 80.  
 
Rosiers Bengales.
La Régulière, fleur moyenne, pleine, cramoisi clair...1 fr.