de, duisburg, kreisfreie stadt, poa trivialis, alopecurus pratensis, lolium perenne, dactylis glomerata, ranunculus acris, trifolium repens, holcus lanatus, ranunculus repens, achillea millefolium, plantago lanceolata, arrhenatherum elatius, rumex acetosa, trifolium pratense, bellis perennis, cerastium holosteoides, cirsium arvense, poa pratensis, heracleum sphondylium, elymus repens, festuca rubra, trisetum flavescens, agrostis stolonifera, cardamine pratensis, lolium pratense, phleum pratense, cynosurus cristatus, trifolium dubium, bromus hordeaceus, lathyrus pratensis, ranunculus bulbosus, anthoxanthum odoratum, anthriscus sylvestris, rumex crispus, crepis biennis, agrostis capillaris, potentilla reptans, urtica dioica, glechoma hederacea, rumex obtusifolius, centaurea jacea, plantago major, scorzoneroides autumnalis, vicia cracca, carex hirta, jacobaea vulgaris, convolvulus arvensis, veronica chamaedrys, galium verum, lotus corniculatus, medicago lupulina