de, duisburg, kreisfreie stadt, ranunculus repens, trifolium repens, poa trivialis, lolium perenne, holcus lanatus, ranunculus acris, poa pratensis, lolium pratense, achillea millefolium, dactylis glomerata, rumex acetosa, cerastium holosteoides, plantago lanceolata, bellis perennis, festuca rubra, phleum pratense, alopecurus pratensis, cirsium arvense, agrostis stolonifera, bromus hordeaceus, cardamine pratensis, elymus repens, plantago major, trifolium pratense, rumex crispus, cynosurus cristatus, scorzoneroides autumnalis, agrostis capillaris, poa annua, heracleum sphondylium, arrhenatherum elatius, trisetum flavescens, anthoxanthum odoratum, stellaria media, rumex obtusifolius, alopecurus geniculatus, trifolium dubium, lathyrus pratensis, centaurea jacea, glechoma hederacea, capsella bursa-pastoris, crepis biennis, vicia cracca, silene flos-cuculi, ranunculus bulbosus, deschampsia cespitosa, veronica chamaedrys, cirsium vulgare, urtica dioica, carex hirta