agrostis stolonifera, alopecurus geniculatus, alopecurus pratensis, cerastium holosteoides, epilobium parviflorum, glechoma hederacea, glyceria fluitans, glyceria maxima, holcus lanatus, juncus articulatus, juncus effusus, lysimachia nummularia, myosotis scorpioides, oenanthe aquatica, oenanthe fistulosa, persicaria hydropiper, poa trivialis, polygonum aviculare, ranunculus repens, ranunculus sceleratus, rorippa amphibia, sagina procumbens, stellaria media, trifolium repens