Book  (1936)  Page(s) 696.  
 
Tendresse, La (HP) Oger 1864; hydrangea-pink, large, double, flat, floriferous, repeats, growth 7/10, upright, 1 m. Sangerhausen

Book  (1902)  Page(s) 123.  
 
Hybrid perpetuals. No. 3939. La Tendresse (Oger 1864), rose Hortensia

Book  (1895)  Page(s) 109.  
 
La Tendresse, hydrangea-pink