Pest plant ACT. General biosecurity duty NSW. Noxious weed Vic.
http://weeds.dpi.nsw.gov.au/Weeds/Details/233 http://keyserver.lucidcentral.org/weeds/data/media/Html/xanthium_spinosum.htm
Xanthium spinosum is listed in the following regions:
Canberra & Southern Tablelands | Albury, Wodonga | South Coast | Riverina Murray
Maps
Albury Bruce Ridge to Gossan Hill Bullen Range Gigerline Nature Reserve Gossan Hill Harcourt Hill Hughes Garran Woodland Illilanga & Baroona Isaacs Ridge Isaacs Ridge and Nearby Jerrabomberra Wetlands Kangaroo River Nature Reserve Kangaroo Valley - Friends of the Brush Tailed Rock Wallaby Lower Molonglo Molonglo River Reserve Mount Majura Mount Mugga Mugga Pine Island to Point Hut Point Hut to Tharwa Red Hill Nature Reserve Red Hill to Yarralumla Creek Uriarra Recreation ReservePlaces
Nicholls, ACT Whitlam, ACT