de, duisburg, kreisfreie stadt, elymus repens, cirsium arvense, poa trivialis, eryngium campestre, potentilla reptans, agrostis stolonifera, urtica dioica, lolium perenne, rorippa sylvestris, rumex crispus, alopecurus pratensis, convolvulus arvensis, ranunculus repens, achillea millefolium, plantago lanceolata, dactylis glomerata, arrhenatherum elatius, plantago major, phalaris arundinacea, argentina anserina, trifolium repens, glechoma hederacea, capsella bursa-pastoris, euphorbia esula, tanacetum vulgare, poa annua, poa pratensis, artemisia vulgaris, rumex obtusifolius, tripleurospermum maritimum, persicaria amphibia, polygonum aviculare, galium verum, rumex thyrsiflorus, medicago falcata, vicia cracca, chenopodium album, equisetum arvense, ranunculus acris, carduus crispus, trifolium pratense, rubus caesius, heracleum sphondylium, galium aparine, jacobaea vulgaris, centaurea jacea, calystegia sepium, bellis perennis, atriplex prostrata, allium vineale