argentina anserina, alopecurus geniculatus, carex nigra, eleocharis uniglumis, juncus articulatus, juncus bufonius, juncus effusus, persicaria maculosa, plantago major, poa trivialis, sagina procumbens, trifolium repens, gnaphalium uliginosum, leptodictyum riparium, lolium pratense, phleum pratense, poa pratensis, triglochin palustris, centaurium pulchellum, elymus repens, lotus tenuis, ranunculus flammula, rumex crispus