Book  (Dec 1985)  Page(s) 67.  Includes photo(s).

Website/Catalog  (1985)  Page(s) 44.  
 

Roseraie de l’Hay.....5 x 4’.

Website/Catalog  (1985)  Page(s) 18.  
 
Roseraie de l'Hay, rouge vineux, refleuri

Website/Catalog  (1982)  Page(s) 36.  
 

Roseraie de l’Hay (Hybrid Rugosa) A splendid flowering shrub producing large loose crimson-purple blooms, opening almost flat and smelling strongly of sugared almonds. Perpetual, with good Autumn colour. 1901. H. W.  Shade tolerant. (R) 6 x 5’

Website/Catalog  (1982)  Page(s) 16.  
 
Roseraie de l'Haÿ Fleurs rouge magenta, assez grandes, très parfumées. Hauteur 150 cm. 

Book  (1973)  Page(s) 71.  
 
Leonard Hollis. Symposium on the Best Shrub Roses.
'Roseraie de l'Hay'. Raised by Cochet-Cochet in 1901 and is reputed to be a sport from R. rugosa rosea although some authorities are not satisfied that this is correct.....

Book  (1967)  Page(s) 104.  Includes photo(s).
 
Roseraie de l'Hay (hybrid rugosa, C. Cochet 1900) - Vigorous, healthy bush rose variety, which attains a height of 150 centimetres. Her resistance is gratifying, and the very large blooms have a strong fragrance.

Website/Catalog  (1966)  Page(s) 30.  
 
ROSERAIE DE L'HAY — Grandes fleurs semidoubles,

[no longer listed in 1970]

Website/Catalog  (1960)  Page(s) 19.  
 
Rosiers Rugosas et Hybrides de Rugosas ....ROSERAIE DE L'HAY (C. Cochet 1900). Fleur rouge foncé grande double. O[dorante].

Website/Catalog  (Nov 1959)  Page(s) 55.  
 
1901. The flowers are among the largest of the section, like small peonies, in richest velvety crimson-purple. Bud long and pointed. First-Class. Reco'd. 6' x 8'