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