nl, agglomeratie 's-gravenhage, eleocharis palustris, agrostis stolonifera, carex arenaria, juncus articulatus, calamagrostis epigejos, phragmites australis, salix repens, hydrocotyle vulgaris, cerastium semidecandrum, rubus caesius, sedum acre, poa pratensis, ranunculus flammula, festuca rubra, galium palustre, luzula campestris, argentina anserina, parnassia palustris, trifolium repens, hippophae rhamnoides, holcus lanatus, jacobaea vulgaris, solanum dulcamara, cirsium arvense, galium verum, cynoglossum officinale, lycopus europaeus, myriophyllum spicatum, hypochaeris radicata, eupatorium cannabinum, lotus corniculatus, stuckenia pectinata, cerastium holosteoides, lythrum salicaria, urtica dioica, epipactis palustris, plantago lanceolata, carex trinervis, koeleria macrantha, bolboschoenus maritimus, phleum arenarium, sonchus arvensis, potentilla reptans, sagina nodosa, aira praecox, linum catharticum, agrostis capillaris, veronica arvensis, myosotis ramosissima, carex nigra