argentina anserina, myosotis scorpioides, plantago major, alopecurus aequalis, bidens tripartita, eleocharis palustris, helosciadium inundatum, lythrum portula, persicaria amphibia, persicaria hydropiper, persicaria lapathifolia, poa trivialis, rorippa amphibia, cerastium glomeratum, gnaphalium uliginosum, holcus lanatus, mentha aquatica, ranunculus flammula, rumex palustris