text: cirsium arvense, echinochloa crus-galli, helminthotheca echioides, persicaria lapathifolia, calystegia sepium, chenopodium album, convolvulus arvensis, daucus carota, elymus repens, erigeron canadensis, sorghum halepense, ambrosia artemisiifolia, anthemis arvensis, bidens tripartita, epilobium parviflorum, lactuca serriola, lysimachia arvensis, plantago major, polygonum aviculare, rumex palustris, sonchus asper, sonchus palustris, xanthium strumarium, arctium lappa, cynodon dactylon, epilobium hirsutum, erigeron annuus, eupatorium cannabinum, euphorbia salicifolia, galega officinalis, lythrum salicaria, ranunculus repens, stachys annua, tussilago farfara, verbena officinalis, amaranthus retroflexus, rorippa prolifera, amorpha fruticosa, atriplex patula, brassica nigra, leonurus cardiaca, phleum pratense, poa palustris, scutellaria galericulata, sonchus oleraceus, trifolium pratense