poa trivialis, agrostis stolonifera, glyceria fluitans, glyceria maxima, holcus lanatus, ranunculus repens, phalaris arundinacea, alopecurus geniculatus, persicaria hydropiper, physcomitrium pyriforme, stellaria alsine, bidens tripartita, cardamine pratensis, cerastium holosteoides, galium palustre, juncus articulatus, myosotis scorpioides, oenanthe fistulosa, poa annua, polygonum aviculare, ranunculus sceleratus, stellaria media, trifolium repens, rumex conglomeratus