Website/Catalog  (1926)  
 
Candidissima - (Cal. 1856). Full, double, rose type. Pure white, with sulphur center; carpelodes in center tipped green. Fragrant. Tall vigorous, free bloomer. Early. Three year old clump $1.50

Website/Catalog  (1911)  Page(s) 42.  
 
Paeonia sinensis...Candidissima. Young blooms have cup form, older blooms high-centered fantasy-form. Snow-white cup. Filling lemon-yellow in young blooms, cream-coloured in older blooms, with white bonnet and greenish stigmata.

Website/Catalog  (1909)  Page(s) 3.  
 
Candidissima. Pretty flower; anemone-shaped, very full, guard petals cream white, center sulphur-yellow with green heart; extra....$ 1 00

Website/Catalog  (1908)  Page(s) 3.  
 
DOUBLE HERBACEOUS PEONIES SERIES C. 50 cents each
Candidissima, (Calot 1850) large cream white, sometimes with a greenish sulphurish center, free bloomer, early and fine.

Book  (1907)  Page(s) 47.  
 
424. CANDIDISSIMA; P....(Calot. 1856)
(1) 1856, Dessert's MSS.
(2) Cornell Plots Nos. 257, 258, 259, 260. 1661.

Book  (1907)  Page(s) 36.  
 
Candidessima. Calot, 1856. Creamy white and clear sulphur yellow.

Website/Catalog  (1905)  Page(s) 2.  
 
Double Herbaceous Paeonies. ...Series B. 35 cents each.
Candidissima, white (new).

Website/Catalog  (1903)  Page(s) 1.  
 
DOUBLE HERBACEOUS PAEONIES ....SERIES C $ 1.00 each.
Candidissima, white, cream centre, fine.

Magazine  (3 Jul 1880)  Page(s) 4.  
 
Double-flowered Pæonies.
[...] Without making a long list of the best varieties we append an enumeration of a few of the most distinct.  Among the best white kinds are Alba sulphurea, Candidissima, Marquis de Lory, Nivea plenissima, and Queen Perfection. 
[...] All the above grow to much the same height, about 3 feet, and thrive well in any ordinary garden soil.

Magazine  (9 Sep 1876)  Page(s) 259.  
 
Select Pyrethrums, Pæonias, Potentillas, Irises, and Phloxes.
Pæonias, varieties of sinensis. — Candidissima, guard petals pure white, base of centre florets purple...