text: secale cereale, aphanes arvensis, arenaria serpyllifolia, convolvulus arvensis, galeopsis speciosa, galium aparine, legousia speculum-veneris, poa pratensis, veronica arvensis, viola arvensis, agrostis gigantea, anthemis arvensis, arabidopsis thaliana, buglossoides arvensis, centaurea cyanus, cerastium holosteoides, chenopodium album, galeopsis tetrahit, lapsana communis, myosotis arvensis, papaver rhoeas, potentilla reptans, ranunculus repens, rumex acetosella, scleranthus annuus, setaria pumila, sherardia arvensis, sonchus arvensis, stellaria media, valerianella locusta, veronica agrestis, veronica persica, vicia hirsuta, vicia villosa