gb, cambridgeshire cc, galium aparine, urtica dioica, cirsium arvense, heracleum sphondylium, convolvulus arvensis, lamium album, anthriscus sylvestris, bromus sterilis, senecio vulgaris, papaver rhoeas, dactylis glomerata, arrhenatherum elatius, crataegus monogyna, reseda lutea, silene latifolia, rubus fruticosus, prunus spinosa, sonchus asper, veronica persica, lysimachia arvensis, hedera helix, centaurea scabiosa, viola arvensis, stellaria media, plantago lanceolata, capsella bursa-pastoris, helminthotheca echioides, ballota nigra, vicia sativa, achillea millefolium, lamium purpureum, chenopodium album, geranium dissectum, sonchus oleraceus, dioscorea communis, fallopia convolvulus, medicago lupulina, polygonum aviculare, sambucus nigra, sinapis arvensis, reseda luteola, cirsium vulgare, artemisia vulgaris, clematis vitalba, linaria vulgaris, triticum aestivum, lolium perenne, arctium minus, tripleurospermum inodorum, hordeum vulgare