gb, lincolnshire, cirsium arvense, galium aparine, convolvulus arvensis, urtica dioica, capsella bursa-pastoris, stellaria media, veronica persica, papaver rhoeas, heracleum sphondylium, rumex crispus, lysimachia arvensis, lolium perenne, bromus sterilis, dactylis glomerata, sonchus asper, polygonum aviculare, ranunculus repens, geranium dissectum, alopecurus myosuroides, fallopia convolvulus, anthriscus sylvestris, plantago major, senecio vulgaris, trifolium repens, chenopodium album, plantago lanceolata, sinapis arvensis, arrhenatherum elatius, viola arvensis, potentilla reptans, myosotis arvensis, medicago lupulina, poa trivialis, poa annua, vicia sativa, elymus repens, lamium purpureum, tripleurospermum inodorum, cirsium vulgare, rumex obtusifolius, sonchus oleraceus, matricaria discoidea, sonchus arvensis, achillea millefolium, triticum aestivum, avena fatua, trifolium pratense, helminthotheca echioides, persicaria maculosa, holcus lanatus