Book  (Jan 2000)  Page(s) 229.  
 
Iwato-kagami Tree Peony. ex Japan pre-1895... pink-red

Website/Catalog  (1956)  Page(s) [1].  
 
Japanese Tree Peonies
Iwato Kagami (Sacred Mirrors) Large bright scarlet semi-double...$6.00

Article (magazine)  (Jan 1955)  Page(s) 57.  
 
Alphabetical Check List of Tree Peony Names In  Public Collections And/or Available in Nurseries 1954-1955
Japanese, Scarlet, 'Iwato-kagami' (Sacred Mirror) (Jap. bef. 1895), [Gardens] scott Foundation, John J. Tyler Arboretum

Website/Catalog  (1941)  Page(s) [3].  
 
Tree Peonies
Iwato-Kagami. Loosely double; broad petaled; clear salmon-pink...$7 50

Website/Catalog  (1933)  Page(s) [4].  
 
Tree Peonies - The King of Flowers
Iwato-Kagami—Double, clear pink... $6.00

Website/Catalog  (1914)  Page(s) 7.  
 
Paeonia Moutan (Japanese tree peony)
7. Iwatokagami, Rosy scarlet petals with tasselled golden anthers, 10 [inches across].

Website/Catalog  (1909)  Page(s) 12.  
 
Paeonia Moutan...
18. Iwato-kagami, rosy scarlet petals with tasselled golden anthers, 10 inches.

Book  (1907)  Page(s) 50.  
 
The Moutan or Tree-Peony....Iwato-kagami. Fine pink.

Website/Catalog  (1907)  Page(s) 179.  
 
Japanese Tree Peonies.
6 Iwato-kagami. Fine, pink.

Website/Catalog  (1898)  Page(s) 11.  
 
PÆONIA MOUTAN. (Tree Peonies.)
18. Iwato-Kagami, large pink petals, enormous flower.