gb, oxfordshire, cirsium arvense, urtica dioica, galium aparine, convolvulus arvensis, dactylis glomerata, heracleum sphondylium, rumex crispus, anthriscus sylvestris, lolium perenne, ranunculus repens, plantago lanceolata, trifolium repens, arrhenatherum elatius, stellaria media, plantago major, medicago lupulina, capsella bursa-pastoris, cirsium vulgare, geranium dissectum, poa trivialis, trifolium pratense, elymus repens, bromus sterilis, polygonum aviculare, sonchus asper, potentilla reptans, vicia sativa, holcus lanatus, papaver rhoeas, poa annua, achillea millefolium, veronica persica, jacobaea vulgaris, sonchus oleraceus, rumex obtusifolius, crataegus monogyna, helminthotheca echioides, agrostis stolonifera, lamium album, sonchus arvensis, matricaria discoidea, rubus fruticosus, lysimachia arvensis, phleum pratense, chenopodium album, poa pratensis, senecio vulgaris, sinapis arvensis, myosotis arvensis, bromus hordeaceus