Leucothoe keiskei Miq. Carpinus tschonoskii Maxim.
Two tree species from Kumano (Mie Pref).

Plant specimens collected by Mr. Suizan Kuroda in Edo era (more than 200 yrs ago). He served as a doctor under the Kishu Clan. He was also a naturalist, majoring Honzo-gaku (Japanese materia medica). Collecting localities of the specimens are Tohoku district (northeastern region of Japan), Mt. Hakusan (Ishikawa Prefecture), Mt. Kouyasan (Wakayama Prefecture), Kumano (Mie Prefecture) and so on.