Book  (Apr 1993)  Page(s) 408.  
 
Nénette Leydier Polyantha, crimson-scarlet, base lighter, 1924, Richardier.

Book  (1936)  Page(s) 418.  
 
Leydier, Nénette (polyantha) Richardier 1924; crab-red to turkish red, base lighter, small, double, in clusters of 30-40, floriferous, continuous bloom, growth 5/10, upright, bushy. Sangerhausen

Article (misc)  (Feb 1927)  Page(s) 223.  
 
Nénette Leydier Dwarf Polyantha. (C. Richardier, 1924.) Flower madder and Turkey red, lighter tint at base of petals...