donated from forest offices in Japan : Hokkaido
TWTwNo		Family	Scientific Name
805		Pinaceae	Picea jezoensis (Sieb. et Zucc.) Carr.
806		Pinaceae	Picea glehnii (Fr.Schm.) Masters
			Tomakomai  Hokkaido
13681		Salicaceae	Populus maximowiczii A. Henry
			Cornus : Hokkaido Univ. Tomakomai Forest,   Tomakomai City, Hookaido
16846		Cornaceae	Cornus controversa Hemsl. ex Prain