argentina anserina, plantago major, bidens tripartita, myosotis scorpioides, persicaria lapathifolia, gnaphalium uliginosum, helosciadium inundatum, juncus bufonius, lythrum portula, persicaria amphibia, persicaria hydropiper, poa trivialis, ranunculus flammula, trifolium pratense, alopecurus aequalis, epilobium tetragonum, holcus lanatus, rumex palustris