carex secalina, agrostis stolonifera, glyceria fluitans, rorippa amphibia, alopecurus geniculatus, alopecurus pratensis, cerastium holosteoides, argentina anserina, oenanthe aquatica, ranunculus sceleratus, trifolium repens, capsella bursa-pastoris, carex hirta, juncus inflexus, lythrum virgatum, plantago major, salix cinerea