amaranthus deflexus, solanum nigrum, lolium perenne, malva sylvestris, trifolium repens, bromus catharticus, chenopodium album, lepidium didymum, lotus corniculatus, medicago lupulina, poa annua, brassica napus, carex divulsa, cyperus eragrostis, fallopia convolvulus, geranium molle, helminthotheca echioides, hordeum murinum, lepidium virginicum, malva multiflora, paspalum distichum, persicaria maculosa, piptatherum miliaceum, plantago major, polygonum aviculare, ranunculus sardous, rumex conglomeratus, rumex crispus, setaria parviflora, symphyotrichum squamatum, verbena officinalis