Concise description of the biology, habitat, ecological impact, and control of the attractive and pernicious water plant includes photographs.

Profile of water plant considered to be "one of the worst weeds in the world" discusses its biology, ecological impact, and control.

Learn how to identify the invasive water plant and find details about its biology, environmental effects, and management.

Learn how the attractive and invasive water weed was introduced to the US and explore its ecological effects.

Fact sheet from Pacific Island Ecosystems at Risk profiles the biology, habitat, and ecological effects of the invasive aquatic plant.

Article discusses the prolific aquatic invader's potential as a botanical wastewater-treatment method.

Fact sheet on the prolific aquatic weed describes its growth habits, ecological effects, and management.

USDA's Agricultural Research Service describes efforts to find biological control agents for the invasive South American plant.