carex nigra, argentina anserina, juncus effusus, eleocharis uniglumis, leptodictyum riparium, phleum pratense, agrostis stolonifera, alopecurus geniculatus, juncus articulatus, juncus bufonius, juncus conglomeratus, lolium pratense, poa pratensis, juncus compressus, poa trivialis, trifolium fragiferum, trifolium repens, trifolium pratense, centaurium littorale