agrostis stolonifera, poa trivialis, glyceria maxima, elymus repens, lolium perenne, argentina anserina, carex hirta, cerastium holosteoides, glyceria fluitans, mentha aquatica, myosotis scorpioides, persicaria amphibia, ranunculus repens, stellaria media, trifolium repens, alisma plantago-aquatica, cirsium arvense, epilobium hirsutum, juncus articulatus, polygonum aviculare, ranunculus acris