Website/Catalog  (1956)  Page(s) [1].  
 
Japanese Tree Peonies
Kasuga Yama (Mt. Kasuga) Brilliant pink double with red base...$6.00

Article (magazine)  (Jan 1955)  Page(s) 58.  
 
Alphabetical Check List of Tree Peony Names In  Public Collections And/or Available in Nurseries 1954-1955
Japanese, Pink, 'Kasuga-yama' (Mt. Kasuga) (Jap. bef. 1932), [Nurseries] Oberlin Peony Gardens

Magazine  (Sep 1944)  Page(s) 29.  
 
Tree Peony Supplement to the Manual
John C. Wister, Germantown, Pa.
Alphabetical Check List of Tree Peony Names, August 1944
Japanese Moutan type; Pink; *KASUGA-YAMA (Mt. Kasuga) (Japan, before 1932) Chugai Shokobutsu Yen Nursery, near Kobe, Japan, 1932-40; K. Wada, Hokomya Nurseries, Numazu-shi, Japan, 1937, 39; Oberlin1943 renamed Doris.

Name in Large Caps—not in Black Type—indicates accepted names of varieties not in American commerce 1944, but either grown in this country (prefix *) or in Japanese commerce 1935-40.
*Grown in America 1944, but not in commerce here.

Website/Catalog  (1940)  Page(s) 8.  
 
Japanese Tree Peonies
(English translation in parentheses)
69. Kasuga-Yama. (Mt. Kasuga). A so called winter flowering variety. Supposed to bloom in November to January and again in spring. We believe it will bloom twice a year in the southern states. Brilliant pink; semi-double...$10.00