gb, suffolk, rubus fruticosus, ulex europaeus, cirsium arvense, lysimachia arvensis, holcus lanatus, jacobaea vulgaris, plantago lanceolata, trifolium repens, agrostis capillaris, agrostis stolonifera, achillea millefolium, ranunculus repens, poa annua, plantago major, stellaria media, cerastium fontanum, hypochaeris radicata, raphanus raphanistrum, festuca rubra, rumex acetosella, pteridium aquilinum, lotus corniculatus, dactylis glomerata, vicia sativa, erica cinerea, centaurea nigra, cirsium vulgare, gnaphalium uliginosum, senecio vulgaris, argentina anserina, oenanthe crocata, lolium perenne, matricaria discoidea, chenopodium album, rumex acetosa, pulicaria dysenterica, urtica dioica, polygonum aviculare, centaurium erythraea, calluna vulgaris, plantago coronopus, sonchus arvensis, anthoxanthum odoratum, armeria maritima, viola arvensis, helminthotheca echioides, galium aparine, sonchus asper, persicaria maculosa, prunella vulgaris