Invasive Species Photo Gallery
Hydrilla (Hydrilla verticillata)

See the Hydrilla Factsheet for more information about this species.

Click on a photo for an enlarged version or return to all non-native or native invasive plant species.

Photo by Kathy Hamel. Click for an enlarged version.

Photo by Kathy Hamel

Photo by David Sutton. Click for an enlarged version.

Photo by David Sutton

Photo by Kerry Dressler. Click for an enlarged version.

Photo by Kerry Dressler

Photo by Leslie Mehrhoff. Click for an enlarged version.

Photo by Leslie Mehrhoff

Photo by Kathy Hamel. Click for an enlarged version.

Photo by Kathy Hamel

Photo by Alison Fox. Click for an enlarged version.

Photo by Alison Fox

Photo by Leslie Mehrhoff. Click for an enlarged version.

Photo by Leslie Mehrhoff

Photo by Elizabeth Czarapata. Click for an enlarged version.

Photo by Elizabeth Czarapata

Visit Wisconsin Vascular Plants [exit DNR], a Web site presented by the Wisconsin Herbarium, to view photos and learn more about these plant species, as well as the rest of Wisconsin's Flora.

Last Revised: March 14, 2008