gb, lincolnshire, cirsium arvense, polygonum aviculare, galium aparine, stellaria media, elymus repens, lolium perenne, urtica dioica, ranunculus repens, capsella bursa-pastoris, convolvulus arvensis, rumex crispus, trifolium repens, plantago major, poa annua, dactylis glomerata, geranium dissectum, chenopodium album, plantago lanceolata, papaver rhoeas, sonchus arvensis, senecio vulgaris, matricaria discoidea, agrostis stolonifera, veronica persica, heracleum sphondylium, lysimachia arvensis, poa trivialis, sonchus asper, sonchus oleraceus, lamium purpureum, sinapis arvensis, matricaria chamomilla, achillea millefolium, persicaria maculosa, arrhenatherum elatius, helminthotheca echioides, argentina anserina, vicia sativa, tripleurospermum inodorum, equisetum arvense, anthriscus sylvestris, rumex obtusifolius, fallopia convolvulus, lamium album, atriplex patula, cirsium vulgare, potentilla reptans, euphorbia helioscopia, medicago lupulina, trifolium pratense