Book  (1907)  Page(s) 50.  
 
461. CATULUS; P.
(1) 1884, The Florist, p. 110.

Website/Catalog  (1892)  Page(s) 16.  
 
Peonies.
Single Varieties.
Catulus.—A rich, dark purple, very showy and exceedingly free blooming. 75¢ each.

Website/Catalog  (1890)  Page(s) 28.  
 
Single Herbaceous Pæonies.
Catulus, purple. [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:
Catulus, purple...