echinochloa crus-galli, bidens tripartita, setaria pumila, agrostis stolonifera, astragalus contortuplicatus, bidens cernuus, chenopodium album, cyperus glomeratus, cyperus michelianus, erigeron canadensis, euphorbia lucida, gnaphalium uliginosum, lycopus europaeus, lythrum virgatum, oenothera biennis, oxybasis glauca, oxybasis urbica, persicaria lapathifolia, plantago major, populus nigra, potentilla supina, rorippa sylvestris, salix triandra, sonchus asper, sporobolus alopecuroides, tanacetum vulgare, xanthium strumarium