scleranthus annuus, poa annua, anthemis arvensis, capsella bursa-pastoris, lamium purpureum, viola arvensis, arabidopsis thaliana, cerastium holosteoides, convolvulus arvensis, draba verna, equisetum arvense, erodium cicutarium, erysimum cheiranthoides, lapsana communis, matricaria discoidea, myosotis arvensis, phleum pratense, stellaria media, thlaspi arvense, trifolium pratense, veronica arvensis, veronica persica, veronica serpyllifolia, veronica sublobata, vicia tetrasperma, euphorbia helioscopia, plantago lanceolata, plantago major, veronica polita, vicia hirsuta