Further reference:
http://keyserver.lucidcentral.org/weeds/data/media/Html/alternanthera_pungens.htm
Alternanthera pungens is listed in the following regions:
Canberra & Southern Tablelands | Central and Barkley
Species page sighting lists are under redevelopment and will return very soon.
Maps
ANU Baldessin Precinct ANU Banks Precinct Australian National University Commonwealth & Kings Parks Hughes Garran Woodland Lake Burley Griffin Central/East Lake Burley Griffin West Lyneham Wetland MichaelBedingfied's Home Garden Mount Ainslie to Black Mountain Red Hill to Yarralumla Creek Sullivans Creek, Acton Sullivans Creek, Lyneham South Tuggeranong Hill Uriarra Recreation Reserve Watson WoodlandsPlaces
Parkes, ACT Yarralumla, ACT