Book  (Jun 1992)  Page(s) 277, 344.  
 
Gardenia Hybrid Tea. Soupert & Notting, 1898. Parentage: 'Comtesse Dusy' x 'Mlle. Hélène Cambier'... gardenia white...
p. 344: Gardenia Hybrid Tea. Soupert & Notting 1898.

Book  (1936)  Page(s) 288.  
 
Gardenia (HT) Soup. & Nott. 1899; C. Dusy X H. Cambier; gardenia-white, large, double, imbricated, gardenia-form, fragrance 5/10, floriferous, buds occasionally shaded pink, growth 7/10. Sangerhausen

Book  (1924)  Page(s) 178.  
 
Gardenia ....The rose of the same name sent out abroad by Soupert & Notting is inferior

Book  (Apr 1915)  Page(s) 73.  
 
Gardenia Soupert & Notting. The author says this rose has not done as well for him as 'Gardenia' (Manda 1899).

Website/Catalog  (1914)  Page(s) 42.  
 
Wichuraiana and its Hybrids.
The varieties comprising this class are of unique and charming beauty, and form lovely objects in the garden while in bloom. They are suitable for rockery, sloping banks, pillars, pergolas, arches, &c. They are very lovely grown as standards.
Weeping Standards, 4 to 5 feet, 5/- each; 5 to 6 feet, 7/6 to 10/6 each; 6 feet and over, 10/6 to 15/- each.
Gardenia... Soupert et Notting, 1900, very vigorous. Bright yellow, paler as flowers expand; good.

Magazine  (10 Jun 1911)  Page(s) 278.  
 
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...
Gardenia... Hybrid Tea, Soupert, 1898, Comtesse Dusy X Helene Cambier

Website/Catalog  (1911)  Page(s) 30.  
 
Gardenia. White, well formed, large for its class

Book  (1910)  Page(s) 327.  
 
Gardenia [Hybrid Tea]; pure white, very double, small gardenia-like flowers of great beauty.

Magazine  (Jun 1906)  Page(s) 230.  
 
EXPOSITION COLONIALE DE MARSEILLE. — CONCOURS DU 23 MAI ...
La collection de M. Meynadier, à la Tour-Vieille, à Alais (Gard), a émerveillé tous les visiteurs. ...Il faudrait citer toutes les variétés exposées par M. Meynadier; je ne mentionnerai que les principales, les amateurs pourront en relever les noms et être certain que ce sont des sortes de choix : .... Hybrides de Thés : Balduin, Kaiserin, Augusta Victoria, La France de 1889, Gardenia, Souvenir de Madame E. Verdier, Withe Lady, Marquise Litta de Breteuil, Liberty, Madame Pernet-Ducher, Madame Jules Grolez....

Book  (1899)  Page(s) 182.  
 
Gardenia, HT, Soupert, 1890 [typo, should be 1899], blanc gardenia