Website/Catalog  (1933)  Page(s) 6.  
 
Kelway's Gold Medal Pæonies.
Kelway's Single Flowered Pæonies.
June-flowering. All raised by Kelway unless stated otherwise.
Queen of May. Lavender pink; upright habit....3/6

Book  (1928)  Page(s) 68.  
 
Single Peonies
Queen of May, (Kelway.) French white.

Book  (Apr 1907)  Page(s) 145.  
 
1635. May, Queen of: P. albiflora.
{1) 1899, Peter Barr & Son's Cat. (2) 1899, Shady Hill Nursery Cat. p. 144.

Website/Catalog  (1900)  Page(s) 144.  
 
List of Single Pæonies.
Queen of May. White.

Website/Catalog  (1895)  Page(s) [2].  
 
Single Herbaceous Pæonies.
Fifty cents each, except as priced. Twelve varieties, our selection $5.00.
Some of the new single pæonies are even more beautiful than the double ones; being very delicate, they are most suitable as cut-flowers, and generally bloom quite early; below are some of the best varieties available.
Queen of May, French white, $1.00 each.

Website/Catalog  (1890)  Page(s) 28.  
 
Single Herbaceous Pæonies.
Queen of May, French white. [K]