Chamberbitter (Phyllanthus urinaria) is a non-native landscape weed from tropical Asia. It has naturalized into more temperate climates and is considered invasive in the Southern United States.
- Scientific Name: Phyllanthus urinaria
- Common Name: Chamberbitter; Chamber bitter; Gripeweed; Shatterstone
- Seasonality: Warm
- Soil Type: Wet to dry
- Toxicity: Non-toxic
- Plant Growth: Annual
- Assessment of Non-Native Plants in Florida's Natural Areas: Phyllanthus urinarua
UF/IFAS Assessment of Non-Native Plants in Florida's Natural Areas: Phyllanhus urinaria
USDA Plants Profile Phyllanthus urinaria L.
North Carolina Extension Gardener Plant Toolbox: Chamberbitter