Website/Catalog  (1925)  Page(s) 40.  
 
Paeonia sinensis...Sidonie. Pink with salmon...1 piece M 1.50, 100 pieces M 130.-

Website/Catalog  (1911)  Page(s) 44.  
 
Paeonia sinensis...Sidonie. Pink with salmon-coloured shading. Carmine-pink.

Website/Catalog  (1908)  Page(s) 25.  
 
Sydonie. Pale rose, lighter center, good grower and free bloomer....Each  .30, per 10  2.00

Book  (1907)  Page(s) 62.  
 
614. CYDONIE; P.
(1) 1892, Garden & Forest, Vol. 5, p. 287.

Book  (1907)  Page(s) 200.  
 
2316. SIDONIE; P....(Miellez, 1856)
(1) 1856, Dessert's MSS.
(2) Cornell Plot No. 1386.

Website/Catalog  (1895)  Page(s) 23.  
 
Barr's Hardy Double Chinese Pæonies.
Roses and Pinks. (Mostly rose-scented, all beautiful.)
Sidonia, pink, shading to blush, 1/6.

Website/Catalog  (1888)  Page(s) 28.  
 
HERBACEOUS HARDY JUNE-FLOWERING CHINESE DOUBLE PAEONIAS. VARIETIES OF ALBIFLORA.
Sidonia, blush-pink, rose-scented , 1s. 6 d.

Magazine  (16 Jan 1885)  Page(s) 32.  
 
Choix de Pivoines Herbacées de Premier Ordre. [par MM. Eugene Verdier et Edouard André]
*Sydonie (Calot). Fleur grande, rose tendre, entremêlé au centre de nuances saumonées.

Translation: the large flower is a soft pink with salmon shadings in the center. The varieties marked * should not be missing from any well-appointed garden.