Environmental weed in ACT and Victoria.
http://keyserver.lucidcentral.org/weeds/data/media/Html/euphorbia_lathyris.htm
Euphorbia lathyris is listed in the following regions:
Canberra & Southern Tablelands | South Coast | Central West NSW
Maps
Abercrombie River National Park Ben Boyd National Park Bullen Range Cotter Reserve Deua National Park Gigerline Nature Reserve Ginninderry Conservation Corridor Goulburn Mulwaree Council Hughes Grassy Woodland Kioloa Bushcare Group Molonglo Gorge Molonglo River Reserve Mount Gray Recreation Reserve, Goulburn Mount Painter Murramarang National Park Namadgi National Park Nullica State Forest Panboola Pine Island to Point Hut Point Hut to Tharwa Queanbeyan River Red Hill to Yarralumla Creek South East Forest National Park Stony Creek Tharwa Bridge Uriarra Recreation Reserve Woodstock Nature ReservePlaces
Cook, ACT Goulburn, NSW Greenway, ACT Oaks Estate, ACT Paling Yards, NSW Strathnairn, ACT