Article (magazine)  (Jan 1955)  Page(s) 59.  
 
Alphabetical Check List of Tree Peony Names In  Public Collections And/or Available in Nurseries 1954-1955
Rose Red, 'Rococo' (Rinz bef. 1864), [Gardens] Whitnal Park Botanical Gardens, [Nurseries] Oberlin Peony Nursery

Website/Catalog  (1941)  Page(s) [3].  
 
Tree Peonies
Rococo. Large; full, double; light salmon...$5 00

Website/Catalog  (1940)  Page(s) 6.  
 
European Tree Peonies
41. Rococo. Large; full double; light salmon...$5.00

Website/Catalog  (1876)  Page(s) 80.  
 
Paeonia arborea. Baumartige Paeonie.
Rococco, lebhaft brilliantrosa, voll, Centrum monströs...3 M.

Website/Catalog  (1875)  Page(s) 419.  
 
Pivoines en Arbre. Pæonia Moutan.
272. Rococo...2 Fr. 50 C.

Website/Catalog  (1868)  Page(s) 26.  
 
Paeonia arborea.
25 Rococco (Rinz), gross, voll, lebhaft rosaviolett, Centrum monströs...30 Sgr.

Website/Catalog  (1865)  Page(s) 19.  
 
Pivoines en arbre. Pæonia arborea.
Rococo, fleur rose violacé vif, forte huppe au centre...3 fr.

Website/Catalog  (1862)  Page(s) 33.  
 
Sin prachtvolles Sortiment von Pæonia Moutan (strauchartigen Pfingstrosen).
Pæonia Moutan Rococco (Rinz), lebhaft dunkelviolett, schön...4 fl.

Website/Catalog  (1860)  Page(s) 86.  
 
Zierstraeucher und Baeume.
Paeonia Moutan...
—arborea Rococco...30 Ngr.

Website/Catalog  (1852)  Page(s) 18.  
 
Pæonia, Pfingstrose, Bauernrose.
arborea Rococco...7 fl.