Website/Catalog  (8 Feb 2009)  
 
Perla Rosa (Perle des Rouges x Pompon de Paris) of the same year [1945]

Book  (Apr 1993)  Page(s) 442.  
 
Perla Rosa Miniature, bright pink, 1946, 'Perle des Rouges' x 'Rouletti'; Dot, P...

Book  (1978)  Page(s) 146.  
 
.....the original 'Perla Rosa'  was one  of Dot's varieties too, bred from `Perle des Rouges'   x `Rouletii', that is Polyantha and Miniature.

Website/Catalog  (1976)  Page(s) 29.  Includes photo(s).
 
PERLA ROSA : rose vif.

Website/Catalog  (1962)  Page(s) 23.  
 
Rosiers Miniatures .... PERLA ROSA (P. Dot). Rose brillant nacré, fleurs très doubles.  LO [légèrement odorantes].

Website/Catalog  (1958)  Page(s) 33.  
 
Fairy or Miniature Roses. Perla Rosa Double. Deep pink

Book  (1958)  Page(s) 293.  
 
Perla Rosa. Min. (P. Dot, '46.) Perle des Rouges X R. rouletii. Bud well formed; fl. very full, bright pink. Very compact (6-8 in.); very free bloom. (14)