Environmental weed in NSW and Victoria.
http://keyserver.lucidcentral.org/weeds/data/media/Html/rorippa_nasturtiumaquaticum.htm
Rorippa nasturtium-aquaticum is listed in the following regions:
Canberra & Southern Tablelands | Albury, Wodonga | South Coast
Synonyms
Nasturtium officinale Rorippa nasturtium-aquaticumReceive alerts of new sightings
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Bullen Range Dananbilla Nature Reserve Dickson Wetland Corridor Fadden Hills Pond Ginninderry Conservation Corridor Googong Foreshore Jarramlee-West MacGregor Grasslands Lower Cotter Catchment Lower Molonglo Molonglo River Reserve Mount Ainslie to Black Mountain Mount Majura Mount Mugga Mugga Namadgi National Park Pine Island to Point Hut Point Hut Pond QPRC LGA Top Hut TSR Uriarra Recreation Reserve Wandiyali-Environa Conservation Area Woodstock Nature ReserveSurvey points
BLU111: Condor @ Pabral RdPlaces
Adaminaby, NSW Amaroo, ACT Belconnen, ACT Burra, NSW Campbell, ACT Coree, ACT Cotter River, ACT Dickson, ACT Dry Plain, NSW Dunlop, ACT Fadden, ACT Forde, ACT Googong, NSW Gordon, ACT Greenway, ACT Hackett, ACT Holt, ACT Jerangle, NSW Jugiong, NSW Macgregor, ACT Michelago, NSW Molonglo Valley, ACT Mount Clear, ACT Murringo, NSW Numeralla, NSW O'Malley, ACT Stromlo, ACT Uriarra Village, ACT Wambrook, NSW