cynodon dactylon, oxalis corniculata, trifolium repens, amaranthus retroflexus, cirsium arvense, crataegus monogyna, crepis setosa, thinopyrum intermedium, verbascum dentifolium, centaurea calcitrapa, erigeron annuus, erigeron canadensis, malva sylvestris, silybum marianum, verbena officinalis