digitaria sanguinalis, centaurea calcitrapa, paspalum vaginatum, thinopyrum intermedium, verbascum dentifolium, amaranthus retroflexus, chondrilla juncea, cynodon dactylon, hordeum murinum, malva sylvestris, chenopodium album, crepis setosa, erigeron canadensis, eryngium campestre, oxalis corniculata, plantago lanceolata, populus alba, trifolium repens