Website/Catalog  (1958)  Page(s) [4].  
 
Herbaceous Peonies
Officinalis
Lize Van Veen...$2.00

Book  (1928)  Page(s) 285.  
 
Peony Species
(Other than albiflora and moutan) 
By A. P. Saunders
Varieties probably referable to P. officinalis:
Lize van Veen. Sport from P. rosea superba, which has been recently introduced into commerce in Holland.