gb, leicestershire cc and rutland, convolvulus arvensis, cirsium arvense, ranunculus repens, geranium dissectum, lolium perenne, trifolium repens, potentilla reptans, poa trivialis, plantago major, hordeum vulgare, polygonum aviculare, galium aparine, elymus repens, rumex crispus, plantago lanceolata, vicia faba, triticum aestivum, heracleum sphondylium, vicia sativa, dactylis glomerata, capsella bursa-pastoris, urtica dioica, arrhenatherum elatius, achillea millefolium, trifolium pratense, sonchus asper, tripleurospermum inodorum, veronica persica, lysimachia arvensis, chenopodium album, holcus lanatus, brassica napus, poa annua, papaver rhoeas, agrostis stolonifera, medicago lupulina, stellaria media, ranunculus acris, matricaria chamomilla, sinapis arvensis, bellis perennis, panicum miliaceum, senecio vulgaris, viola arvensis, lamium purpureum, euphorbia helioscopia, bromus hordeaceus, daucus carota, sonchus arvensis, raphanus raphanistrum