text: chenopodium album, elymus repens, arabidopsis thaliana, capsella bursa-pastoris, equisetum arvense, fallopia convolvulus, mentha arvensis, myosotis arvensis, persicaria maculosa, plantago uliginosa, poa annua, polygonum aviculare, sagina procumbens, scleranthus annuus, spergula arvensis, stellaria media, veronica persica, viola arvensis, achillea millefolium, anthemis arvensis, arenaria serpyllifolia, bidens tripartita, centaurea cyanus, crepis capillaris, galeopsis tetrahit, gnaphalium uliginosum, hypericum humifusum, lysimachia arvensis, plantago lanceolata, prunella vulgaris, psammophiliella muralis, sherardia arvensis, sonchus arvensis, trifolium campestre, veronica arvensis, veronica serpyllifolia, oxalis stricta, raphanus raphanistrum, rumex acetosella, sonchus asper, vicia hirsuta, vicia sativa