nl, agglomeratie 's-gravenhage, carex arenaria, cerastium semidecandrum, sedum acre, festuca rubra, rubus caesius, calamagrostis epigejos, hippophae rhamnoides, phleum arenarium, cynoglossum officinale, jacobaea vulgaris, poa pratensis, galium verum, hypochaeris radicata, luzula campestris, koeleria macrantha, veronica arvensis, arenaria serpyllifolia, salix repens, myosotis ramosissima, erodium cicutarium, corynephorus canescens, aira praecox, plantago lanceolata, urtica dioica, solanum dulcamara, galium mollugo, lotus corniculatus, draba verna, claytonia perfoliata, sonchus arvensis, hieracium umbellatum, saxifraga tridactylites, bromus hordeaceus, cerastium arvense, thymus pulegioides, ononis spinosa, rumex acetosella, cerastium holosteoides, elymus repens, senecio vulgaris, elymus athericus, ammocalamagrostis baltica, holcus lanatus, agrostis stolonifera, agrostis capillaris, geranium molle, cakile maritima, ligustrum vulgare, eryngium maritimum, polypodium vulgare