Kingdom: Plantae (2715)
Phylum: Tracheophyta (2630)
Class: Magnoliopsida (2217)
Order: Caryophyllales (114)
Family: Polygonaceae (31)(family description)
Genus: Reynoutria (2)
Epithet: sachalinensis (F.Schmidt) Nakai (1)
sachalinensis => from Sakhalin, Russian island in the North Pacific Ocean