argentina anserina, holcus lanatus, juncus effusus, phalaris arundinacea, scirpus sylvaticus, carex disticha, carex hirta, persicaria hydropiper, poa trivialis, ranunculus repens, bidens cernuus, deschampsia cespitosa, glechoma hederacea, mentha aquatica, trifolium repens, urtica dioica, capsella bursa-pastoris, juncus articulatus, rumex obtusifolius, stellaria media, cirsium arvense