gb, cambridgeshire cc, elymus repens, cirsium arvense, agrostis stolonifera, lolium perenne, polygonum aviculare, poa annua, chenopodium album, plantago major, stellaria media, trifolium repens, atriplex prostrata, capsella bursa-pastoris, dactylis glomerata, urtica dioica, rumex crispus, matricaria chamomilla, poa trivialis, argentina anserina, tripleurospermum inodorum, ranunculus repens, poa pratensis, galium aparine, tripolium pannonicum, matricaria discoidea, convolvulus arvensis, achillea millefolium, phragmites australis, sonchus oleraceus, plantago lanceolata, sonchus arvensis, festuca rubra, fallopia convolvulus, senecio vulgaris, artemisia vulgaris, sonchus asper, arrhenatherum elatius, puccinellia distans, cirsium vulgare, atriplex patula, bromus hordeaceus, spergularia marina, holcus lanatus, persicaria maculosa, solanum nigrum, bolboschoenus maritimus, puccinellia maritima, medicago lupulina, scorzoneroides autumnalis, persicaria lapathifolia, veronica persica