nl, delft en westland, agrostis stolonifera, ranunculus repens, poa trivialis, phragmites australis, holcus lanatus, lolium perenne, trifolium repens, rumex acetosa, cerastium holosteoides, ranunculus acris, phalaris arundinacea, elymus repens, persicaria amphibia, glyceria fluitans, alopecurus geniculatus, cirsium arvense, glyceria maxima, dactylis glomerata, urtica dioica, stellaria media, glechoma hederacea, cardamine pratensis, poa annua, bellis perennis, argentina anserina, plantago lanceolata, festuca rubra, alopecurus pratensis, poa pratensis, phleum pratense, plantago major, carex riparia, galium palustre, anthoxanthum odoratum, polygonum aviculare, spirodela polyrhiza, lemna trisulca, trifolium pratense, calystegia sepium, scorzoneroides autumnalis, bromus hordeaceus, myosotis scorpioides, symphytum officinale, epilobium hirsutum, lolium pratense, juncus effusus, sparganium erectum, ceratophyllum demersum, elodea nuttallii, juncus articulatus