Website/Catalog  (2020)  Page(s) 452.  
 
Reina Maria Cristina, J. Aldrofeu, 1894, tea, yellow, strongly shaded orange, with carmine inside, very vigorous shrub, compact, with few prickles, globular bud, very double, continuous bloom, glossy bronze-green foliage, bibliography: RE

Book  (1958)  Page(s) 322.  
 
Reina Maria Cristina. T. (Aldrufeu, 1894.) Very dbl., globular, orange-yellow. Fol. bronzy. Very vig., compact; free bloom.

Book  (1936)  Page(s) 454.  
 
Maria Christina, Reina (tea) Aldrufeu 1895; vivid orange-yellow, center carmine-yellow, medium to large, double, globular, opens, floriferous, repeats, autumn-bloomer, growth 5/10.

Book  (1902)  Page(s) 81.  
 
Thé. 1964. Reine Maria-Christina (Aldrufeu 1895), or et carmin

Website/Catalog  (1900)  Page(s) 93.  
 
Reine Marie Christiana  Orange yellow, slightly tinted carmine in centre. 
 

Book  (1899)  Page(s) 153, 187.  
 
Reina Maria Christina, thé, Aldrufeu, 1895, orangé et carmin