text: beta vulgaris, helminthotheca echioides, lepidium ruderale, sonchus oleraceus, atriplex patula, chenopodium album, cirsium arvense, daucus carota, digitaria sanguinalis, echinochloa crus-galli, elymus repens, galega officinalis, lotus corniculatus, matricaria chamomilla, medicago lupulina, medicago sativa, persicaria lapathifolia, phragmites australis, plantago lanceolata, plantago major, polygonum aviculare, rumex crispus, setaria viridis, solanum nigrum, stellaria media, lolium perenne, melilotus officinalis, trifolium pratense