Photo: Fallopia japonica 03.

Closeup of flowering branch. Helsinki, Finland. Planted. 2000-10-09.

Fallopia japonica (Houtt.) Ronse Decr.
Engl.: Japanese knotweed, Mexican-bamboo.
Deu.: Japan-Staudenknöterich.
Suom.: japanintatar.
Sven.: parkslide, rosenslide.
Jap.: itadori.
TCM: huzhang.
Bot. syn.: Pleuropterus cuspidatus (Sieb. & Zucc.) Moldenke, Pleuropterus zuccarinii (Small) Small, Polygonum compactum Hook. f., Polygonum cuspidatum Sieb. & Zucc., Reynoutria japonica Houtt.