argentina anserina, alopecurus geniculatus, rorippa sylvestris, rumex obtusifolius, persicaria lapathifolia, plantago major, poa annua, achillea ptarmica, artemisia vulgaris, bellis perennis, bidens tripartita, capsella bursa-pastoris, elymus repens, erigeron annuus, gnaphalium uliginosum, juncus bufonius, lipandra polysperma, matricaria discoidea, oxybasis glauca, persicaria hydropiper, potentilla reptans, prunella vulgaris, rumex crispus, scorzoneroides autumnalis, tanacetum vulgare, trifolium repens, tripleurospermum inodorum, urtica dioica, atriplex calotheca