origin:

Japan, probably The Chugai Nursery before 1940

The Chugai Nursery, Yamamoto, Japan, Catalog 1940-1941: Tree peony, Selected Varieties:

'Yaso-okina' (Venerable Man) (Jap. bef. 1893)

(Japanese tree peony - White Flowering group) Milky white. Bases of petals Faint pink Large size. Late midseason.