trifolium repens, anthemis arvensis, arabidopsis thaliana, cirsium arvense, lapsana communis, spergula arvensis, stellaria media, aphanes arvensis, brachythecium rutabulum, capsella bursa-pastoris, centaurea cyanus, cerastium holosteoides, ceratodon purpureus, galeopsis tetrahit, galium aparine, gnaphalium uliginosum, juncus bufonius, leptobryum pyriforme, matricaria discoidea, myosotis arvensis, persicaria lapathifolia, plantago uliginosa, poa annua, ranunculus repens, sagina procumbens, triticum aestivum, vicia sativa, viola arvensis, lamium purpureum, lipandra polysperma, rumex obtusifolius, scleranthus annuus, tripleurospermum inodorum, veronica arvensis