nl, utrecht, poa trivialis, ranunculus repens, agrostis stolonifera, holcus lanatus, urtica dioica, phragmites australis, phalaris arundinacea, elymus repens, lolium perenne, cirsium arvense, rumex acetosa, dactylis glomerata, glyceria maxima, galium aparine, glechoma hederacea, alopecurus pratensis, persicaria amphibia, glyceria fluitans, stellaria media, trifolium repens, ranunculus acris, cardamine pratensis, alopecurus geniculatus, juncus effusus, calystegia sepium, anthriscus sylvestris, cerastium holosteoides, epilobium hirsutum, lemna minor, rumex obtusifolius, poa annua, phleum pratense, elodea nuttallii, arrhenatherum elatius, galium palustre, carex riparia, iris pseudacorus, festuca rubra, agrostis capillaris, ranunculus sceleratus, poa pratensis, alnus glutinosa, solanum dulcamara, heracleum sphondylium, rumex crispus, filipendula ulmaria, anthoxanthum odoratum, argentina anserina, spirodela polyrhiza, plantago lanceolata