text: centaurea cyanus, achillea millefolium, arabidopsis thaliana, viola arvensis, anthemis arvensis, galeopsis tetrahit, scleranthus annuus, trifolium repens, viola tricolor, aegopodium podagraria, campanula rapunculoides, cirsium arvense, galeopsis speciosa, sherardia arvensis, veronica arvensis, crepis capillaris, vicia cracca