donated from forest offices in Japan :   Yamase Forest Office  Akita Pref.
TWTwNo		Family	Scientific Name
817		Taxodiaceae	Cryptomeria japonica D. Don
818		Fagaceae	Castanea crenata Sieb. et Zucc.
819		Fagaceae	Quercus serrata Thunb. ex Murray
820		Rosaceae	Prunus grayana Maxim.
821		Rutaceae	Phellodendron amurense Rupr. var. sachalinense Fr. Schmidt
822		Oleaceae	Fraxinus longicupsis Sieb. et Zucc.