Invasive Species Photo Gallery
Bull thistle (Cirsium vulgare)

See the Bull thistle 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  Wisconsin DNR	Photo by  Wisconsin DNR
Photo by  Wisconsin DNR	Photo by Elizabeth J. 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.