Hydrilla

Hydrilla verticillata

No other common names. 

No other common names. 

Hydrilla is a submersed perennial plant with long, branching stems that can fragment to form large, dense floating mats. This plant flowers from June to July in warm climates. The flowers are small, white, and sometimes hard to spot. Hydrilla is very common in warmer climates such as those in Florida, Georgia, and Texas. Hydrilla leaves grow in whorls around the stem and have sharp, pointy edges