de, duisburg, kreisfreie stadt, rumex acetosa, trifolium repens, holcus lanatus, ranunculus acris, ranunculus repens, lolium pratense, cerastium holosteoides, festuca rubra, plantago lanceolata, poa pratensis, lolium perenne, anthoxanthum odoratum, cardamine pratensis, poa trivialis, alopecurus pratensis, achillea millefolium, agrostis capillaris, trifolium pratense, bellis perennis, cynosurus cristatus, phleum pratense, scorzoneroides autumnalis, bromus hordeaceus, dactylis glomerata, trifolium dubium, silene flos-cuculi, agrostis stolonifera, centaurea jacea, cirsium arvense, elymus repens, luzula campestris, plantago major, trisetum flavescens, stellaria graminea, vicia cracca, prunella vulgaris, arrhenatherum elatius, cirsium palustre, deschampsia cespitosa, veronica chamaedrys, lotus pedunculatus, juncus effusus, rumex crispus, lysimachia nummularia, glechoma hederacea, carex hirta, hypochaeris radicata, lathyrus pratensis, heracleum sphondylium, alopecurus geniculatus