origin:
Japan
PEONIES, The Manual of the American Peony Society, ed. by James Boyd, Copyright 1928 by American Peony Society: Tree Peony Check-list.
Yokohama Nurseries, Yokohama, Japan. 1893 catalogue as Yokohama Gardens Association, beginning 1894 as Yokohama Nurseries.
Iro-no-seki (Seat of Love). Double (originated in Japan, 1893.) offered by Yokohama Nurseries, Yokohama, Japan. 1893, 1898, 1902, 1905, 1919; Yokohama Nurseries, Color Illustration.; Tokio Nursery Co., Japan. 1896. (Presumed to be in commerce, 1927.)
The Chugai Nursery, Yamamoto, Japan, Catalog 1940-1941: Tree peony, Selected Varieties:
Wister (1961):
'Iro-no-seki' (Barrier of Gay Color) (Jap. bef. 1893)
Rivière (2000)
