origin:
Japan, before 1927
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.
Kaba-gasane. (originated in Japan, 1927.) offered by Yokohama Nurseries, Yokohama, Japan. 1927. (Presumed to be in commerce, 1927.)
The Chugai Nursery, Yamamoto, Japan, Catalog 1940-1941: Tree peony, miscellaneous varieties:
