centaurea cyanus, scleranthus annuus, anthemis arvensis, lysimachia vulgaris, ranunculus arvensis, vicia sativa, vicia tetrasperma, aphanes microcarpa, cerastium glomeratum, dactylis glomerata, euphorbia helioscopia, galeopsis tetrahit, legousia speculum-veneris, myosotis arvensis, persicaria maculosa, trifolium incarnatum, trifolium pratense, veronica arvensis