gb, north & west norfolk, erodium cicutarium, plantago lanceolata, achillea millefolium, erigeron canadensis, matricaria discoidea, trifolium arvense, chenopodium album, veronica arvensis, raphanus raphanistrum, rumex acetosella, elymus repens, bromus hordeaceus, agrostis capillaris, tanacetum vulgare, claytonia perfoliata, vicia hirsuta, rumex angiocarpus, trifolium dubium, capsella bursa-pastoris, vicia sativa, echinochloa crus-galli, convolvulus arvensis, arrhenatherum elatius, artemisia vulgaris, lolium perenne, festuca rubra, sedum acre, arabidopsis thaliana, geranium molle, polygonum aviculare, dactylis glomerata, cirsium arvense, linaria vulgaris, poa annua, senecio vulgaris, viola arvensis, urtica dioica, holcus lanatus, berteroa incana, trifolium repens, sisymbrium officinale, galium verum, rumex acetosa, hypochaeris radicata, ornithopus perpusillus, stellaria media, saponaria officinalis, jacobaea vulgaris, veronica persica, heracleum sphondylium