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Invasive species photo gallery

Giant hogweed (Heracleum mantegazzianum)

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

Photo by Steve Kenyon. Click for an enlarged version.

Photo by Steve Kenyon

Photo by Donna Ellis. Click for an enlarged version.

Photo by Donna Ellis

Photo by Leslie Mehrhoff. Click for an enlarged version.

Photo by Leslie Mehrhoff

Photo by Donna Ellis. Click for an enlarged version.

Photo by Donna Ellis

Photo by Donna Ellis. Click for an enlarged version.

Photo by Donna Ellis

Photo by Wisconsin DNR. Click for an enlarged version.

Photo by Wisconsin DNR

Photo by Wisconsin DNR. Click for an enlarged version.

Photo by Wisconsin DNR

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: Thursday, July 18, 2013