carex nigra, argentina anserina, eleocharis uniglumis, elymus repens, juncus gerardi, alopecurus geniculatus, ophioglossum vulgatum, cirsium palustre, equisetum arvense, hypochaeris radicata, juncus articulatus, lolium pratense, plantago lanceolata, plantago major, poa pratensis, poa trivialis, trifolium repens