malva pusilla, amaranthus deflexus, lepidium draba, polygonum aviculare, amaranthus blitum, amaranthus retroflexus, capsella bursa-pastoris, chorispora tenella, descurainia sophia, hibiscus trionum, lepidium ruderale, lolium perenne, poa angustifolia, setaria pumila, tripleurospermum inodorum, verbena officinalis