origin:
Japan, before 1940
PEONIES, The Manual of the American Peony Society, ed. by James Boyd, Copyright 1928 by American Peony Society: Tree Peony Check-list.
Tokio Nursery Co., Japan.
Hino-Maru (Rising Sun). (originated in Japan, 1896.) offered by Tokyo Nursery Co., Japan. 1896.
The Chugai Nursery, Yamamoto, Japan, Catalog 1940-1941: Tree peony, miscellaneous varieties:
Wister (1961):
'Hino-maru' (The Sun Flag)
