Species Present In Five Or More 10Km Grid Squares. (Creation of a Risk Assessment Protocol for Cultivated Species in the Falkland Islands and Volunteer invasive plant recording sheet (Unknown).); Was Found On Coastal Cliffs Where There Are Breaks In The Poa Flabellata Canopy, Resulting From Drainage Channels Or The Mechanical Effects Of, For Example, The Passage Of Sea Lions Allowing It To Ingress. (Moore, D.M. (1968) The vascular flora of the Falkland Islands. Cambridge, British Antarctic Survey, 202pp. (British Antarctic Survey Scientific Reports, 60).); Naturalised. Occasional. Widespread across the Falkland Islands. Not cultivated. (Upson R and Lewis R. Updated atlas and checklist. Report to Falklands Conservation. 2014; 225 pp.); Widespread, occasional. Falkland islands wide. ([Heller, 2019] Falklands Conservation Flora and Fauna List (Unknown));
Native to Eurasian Wide-temperate regions, but naturalised extensively beyond this range. (Upson R and Lewis R. Updated atlas and checklist. Report to Falklands Conservation. 2014; 225 pp.);
Blake D., Stanworth A., Wong L, Pagad S. (2020). Global Register of Introduced and Invasive Species of Falkland Islands (Islas Malvinas). Version 1.2. Invasive Species Specialist Group ISSG.; Creation of a Risk Assessment Protocol for Cultivated Species in the Falkland Islands and Volunteer invasive plant recording sheet (Unknown).; Moore, D.M. (1968) The vascular flora of the Falkland Islands. Cambridge, British Antarctic Survey, 202pp. (British Antarctic Survey Scientific Reports, 60).; Upson R and Lewis R. Updated atlas and checklist. Report to Falklands Conservation. 2014; 225 pp.; ([Heller, 2019] Falklands Conservation Flora and Fauna List (Unknown))