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, Crimson, 'Iwato-kagura' (Sacred Dance of Iwato) (Jap. bef. 1926), [Gardens] John J. Tyler Arboretum, [Nurseries] Oberlin Peony Gardens