Established. The temperate zone weed of North America has now spread to sub-tropical and tropical regions worldwide. It spreads so easily because of the clinging nature of its burs. (Walker, M.M., Hodge, O., Homer, F. & Johnson, W. (2005) A Guide to Common Plants of Anguilla. The Anguilla National Trust. The Anguilla National Trust.); Accidental - Not native, introduced unintentionally to Anguilla (not cultivated), naturalised. (Hochart, J., Buckmire, Z. & Tye, A. (2024 and continuously updated). Database of the Flora of Anguilla. Anguilla Department of Natural Resources and Anguilla National Trust, The Valley.);
Invasive. (Connor R A, Hodge K V D, Samuel C A, Wong L J, Pagad S (2022). Global Register of Introduced and Invasive Species - Anguilla. Version 1.6. Invasive Species Specialist Group ISSG.);
Connor, R.A., Hodge, K.V.D., Samuel, C.A., Wong, L.J. & Pagad, S. (2022) Global Register of Introduced and Invasive Species - Anguilla. Version 1.6. Invasive Species Specialist Group (ISSG). Checklist dataset. Available at: https://doi.org/10.15468/okwfc4 accessed via GBIF.org on 2022-07-25 (to find the intial list of species); Walker, M.M., Hodge, O., Homer, F. & Johnson, W. (2005) A Guide to Common Plants of Anguilla. The Anguilla National Trust. The Anguilla National Trust, Page number 61 (Common name, Establishment status); Invasive Species Management Plan: Eradication of the Little Fire Ant (Wasmannia auropunctata) from Anguilla (2020) Management Plan. [Great Britain Non-native Species Secretariat] (Other information, habitat); Hochart, J., Buckmire, Z. & Tye, A. (2024 and continuously updated). Database of the Flora of Anguilla. Anguilla Department of Natural Resources and Anguilla National Trust, The Valley. (First record);