| Family Name | Magnoliophyta |
| Scientific name | Polygonum chinense Linn. |
| Common name | China Knotweed |
| Growth habit | Perennial herbs or sub-shrubs. |
| Leaf | Ovate or oblong-ovate. Simple alternative leaves. |
| Flower | Acrogenous or Axillary. White, purple or slightly red perianth. Bracts ovate. |
| Fruit | Surface is color white when fruit is raw. Color dark brown when fruit is mature. With glossy surface. |
| More to learn | While they are in the wild, they like to live in places with rich water supply. Such as valleys and forest edges. |
| Properties | Stem, leaves and fruits can be eaten. Tastes sour but a little sweet if eaten raw. |
| Treats | Clearing heat and dampness. Cooling and detoxifying. Good for liver and for eyesight. Cures dysentery, jaundice and diarrhea. |
| Reference | General information on Polygonum chinense Linn. Plant profile on Polygonum chinense Linn. Gallery on Polygonum chinense Linn. |