nl, delft en westland, ranunculus repens, rumex acetosa, poa trivialis, holcus lanatus, cardamine pratensis, trifolium repens, agrostis stolonifera, ranunculus acris, anthoxanthum odoratum, lolium perenne, alopecurus geniculatus, glyceria fluitans, persicaria amphibia, cerastium holosteoides, lolium pratense, juncus effusus, silene flos-cuculi, phalaris arundinacea, bellis perennis, carex nigra, scorzoneroides autumnalis, galium palustre, festuca rubra, alopecurus pratensis, ranunculus flammula, carex disticha, plantago lanceolata, juncus articulatus, caltha palustris, poa pratensis, phleum pratense, trifolium pratense, deschampsia cespitosa, glyceria maxima, cirsium palustre, elymus repens, cynosurus cristatus, argentina anserina, eleocharis palustris, bromus hordeaceus, carex acuta, agrostis canina, phragmites australis, jacobaea aquatica, agrostis capillaris, myosotis scorpioides, lotus pedunculatus, carex riparia, equisetum fluviatile, poa annua