poa trivialis, galium palustre, glechoma hederacea, holcus lanatus, ranunculus repens, agrostis stolonifera, alopecurus geniculatus, glyceria fluitans, ranunculus sceleratus, stellaria alsine, argentina anserina, elymus repens, glyceria maxima, juncus effusus, persicaria hydropiper, phalaris arundinacea, rorippa amphibia, spirodela polyrhiza, stellaria media, trifolium repens, bidens cernuus, myosotis scorpioides, polygonum aviculare, rumex pratensis