Department： Biology Department / Vascular Plants Division

Family：Polygonaceae

Scientific Name： Rumex obtusifolius L.

Collector's No.：4039

Collector：Wei-Hsin Hu(胡維新), Chien-I Huang(黃建益), G. Kodubukata(國府方吾郎), & al.

Locality：Hokkaido Asahikawa-shi, 21 Century Forest

Altitude(m)：450

TNM No./Catalog No.：S143489