Website/Catalog  (1908)  Page(s) 39.  
 
Pæonia Chinensis, Chinese Pæony, Single Varieties
Mardonius. Crimson.

Book  (1907)  Page(s) 142.  
 
1592. MARDONIUS; P.
(1) Cornell Plot No. 953½.

Website/Catalog  (1890)  Page(s) 28.  
 
Single Herbaceous Pæonies.
Mardonius, crimson. [K]

Magazine  (Jul 1884)  Page(s) 110.  
 
Register of Novelties.
New Flowers.
Pæonies, Single Herbaceous.—The following varieties raised by Messrs. Kelway & Son are now being offered:
Mardonius, crimson...