nl, agglomeratie 's-gravenhage, phragmites australis, agrostis stolonifera, lythrum salicaria, carex arenaria, holcus lanatus, galium palustre, juncus articulatus, hydrocotyle vulgaris, rumex acetosella, eleocharis palustris, lycopus europaeus, urtica dioica, solanum dulcamara, sedum acre, plantago lanceolata, quercus robur, festuca rubra, agrostis capillaris, ranunculus flammula, hypochaeris radicata, lemna minor, rubus caesius, ranunculus repens, rumex angiocarpus, trifolium repens, stuckenia pectinata, myriophyllum spicatum, salix repens, alnus glutinosa, calluna vulgaris, molinia caerulea, corynephorus canescens, hieracium umbellatum, eriophorum angustifolium, lotus corniculatus, betula pubescens, carex nigra, anthoxanthum odoratum, alisma plantago-aquatica, salix cinerea, poa trivialis, argentina anserina, phalaris arundinacea, elymus repens, juncus bulbosus, iris pseudacorus, pilosella officinarum, cerastium holosteoides, parnassia palustris, epilobium hirsutum