Shiro-owari Believed Extinct

Hino, Sukekatsu, 1637, Sukekatsukyōki. No description. Hamamatsu, 1825, Setsuyō Kikan. No description. Chinka Zufu, (before 1700), Watanabe, 1969, pl.274: Medium size, open peony form, white. Originated in Japan. Owari’ is the old name for Aichi Prefecture. See: JCS., 1986, Tsubaki, No.25, p.15.(Believed extinct.)