Book  (1907)  Page(s) 46.  
 
Richardson's Perfection. Richardson, 1869. Flowers medium size, light blush pink, lighter in the center. It is rather late, and in the west needs shading from the burning sun.
 

Book  (1904)  Page(s) 3.  
 
Richardson’s Seedlings.
Perfection, light pink fading to flesh. ...$1.25

Website/Catalog  (1903)  Page(s) 4.  
 
DOUBLE HERBACEOUS PAEONIES ...Richardson Seedlings. $1.50 each
Perfection, light pink, fading to flesh, fine and fragrant.