Article (magazine)  (Jan 1955)  Page(s) 56.  
 
Alphabetical Check List of Tree Peony Names In  Public Collections And/or Available in Nurseries 1954-1955
Chinese, Purple, 'Cornelia' (Chin.-For.), [Gardens] Whitnal Park Botanical Gardens

Book  (1928)  Page(s) 251.  
 
Tree Peony Check List
*Cornelia. Syns. Orgueil de Hong Kong; Souvenir de 7 Mai. Double. (Fortune, 1867.) Louis Van Houtte 1873; E. H. Krelage 1867; V. Lemoine 1897; Louis Paillet 1889; A. Dessert 1899, 1905; Barbier & Co. 1900; Old Farm Nursery 1924.

* Presumed to be in commerce, 1927.

Book  (1907)  Page(s) 58.  
 
562. CORNELIE; P. moutan.
(1) 1887, Ellwanger & Barry Cat. p. 103.
(2) 1899, L. Paillet's Cat.
(3) 1906, Florists' Exchange, June 9.
(4) 1906, Dessert's Cat. p. 37.
(5) Cornell Plot No. 337.

Book  (1907)  Page(s) 49.  
 
446. CARNELIA; P. moutan...(Fortune)
(1) 1863, Revue Horticole, p. 292.
(2) 1881, The Garden. Vol. 27, p. 33.

Website/Catalog  (1903)  Page(s) 26.  
 
Pæonia Arborea (Tree Peonies)
The Tree Peony is really one of the finest plants available for the garden or the conservatory; it is quite hardy and does well under the simplest treatment. The smallest one will flourish in the most astonishing manner, bearing blossoms from 6 to 8 inches across, which will increase every year in beauty and size. In colors, the flowers range in great variety, from a white to a nearly reddish black. [...]
Price: Two-year old, named varieties, purchaser's selection, $1.25 each, $12.00 per dozen...
Cornelia. Double, bright violet.

Book  (1898)  Page(s) 107.  
 
La Pivoine en arbre a fourni à la culture un grand nombre de variétés horticoles, les unes obtenues en Chine, et d'autres en Europe...Quant aux variétés horticoles, elles sont si nombreuses que nous ne pouvons citer que les plus remarquables.
Principales Variétés Horticoles
Cornélia Fortune (Chine).—Fleur très pleine, amarante foncé.

Website/Catalog  (1890)  Page(s) 32.  
 
Pæonia Arborea (Tree or Moutan Pæonies).
General Collection.
Cornelia, double, bright violet.

Website/Catalog  (1886)  Page(s) 103.  
 
Select Varieties of Pæonia Moutan.
P. Cornelie. Semi-double flowers, brilliant light red, back of petals marked with white; fragrant. $1.50.

Magazine  (10 Jan 1885)  Page(s) 33.  
 
Tree Pæonies.
By way of reply to Mr. Frank Miles, who seeks information respecting Tree Pæonies, I send you herewith the names of the original Chinese varieties, all or most of which were introduced by Fortune:
Carnelia... 

Magazine  (1863)  Page(s) 292.  
 
Choix des meilleures variétés de Pivoines en arbre, nouvellement introduites....
Cornelia; fleur grande, violet clair.