(Chinese Mudan cultivated in Japan) Medium size. Early rnidseason. Leaflets are not broad as compared with average Moutan.

PEONIES, The Manual of the American Peony Society, ed. by James Boyd, Copyright 1928 by American Peony Society: Tree Peony Check-list.

Henry & Lee, Japanese Importers, New York, N. Y., 1925.

Yo-boku. (originated in Japan, 1926.) offered by Henry & Lee 1926. (Presumed to be in commerce, 1927.)

Carsten Burkhardt's Web Project Paeonia - The Peony Database

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