1. Water Lettuce Pistia stratiotes
Performed By:
Cory Dulski

3. Water Lettuce (Pistia stratiotes)
Water Lettuce is a floating, aquatic perennial, which grow in thick mats
The leaves are simple with distinct ridges. Which are also covered by a waxy coating and have very small fine hairs
Given the name because they look like small heads of lettuce
Water lettuce inhabits lakes, ponds, canals, and slow-flowing streams.

5. Where did it come from?
Present in Florida around 1765 and was found in Lake George.
Water Lettuce is forbidden in Florida and Texas.
Some arguments to if Water Lettuce is a native species or if it was brought over from South America.

6. Where is it found?

7. Control Measures Water Lettuce can be removed by raking
The use of chemical agents such as Aquamaster, Eraser AQ, but using these chemicals depletes the oxygen in the water, aeration is strongly recommended

8. Pest Control
Weevils, Water Lettuce Moths

9. Uncontrolled
Controlled

10. Kingdom-Species
Kingdom- Plantae Class- Liliopsida Order- Alismatales Family- Araceae Genus- Pistia L Species P. stratiotes

11. Resources