Aldrovanda vesiculosa, commonly known as the waterwheel plant, is the sole extant species in the flowering plant genus Aldrovanda of the family Droseraceae. The plant captures small aquatic invertebrates using traps similar to those of the Venus flytrap.
Conservation status: Endangered (Population decreasing)
Higher classification: Aldrovanda
Rank: Species
Family: Droseraceae
Kingdom: Plantae
Order: Caryophyllales