de, duisburg, kreisfreie stadt, achillea millefolium, poa pratensis, ranunculus acris, trifolium repens, festuca rubra, holcus lanatus, rumex acetosa, lolium perenne, dactylis glomerata, ranunculus repens, cerastium holosteoides, poa trivialis, plantago lanceolata, lolium pratense, bellis perennis, phleum pratense, trifolium pratense, trisetum flavescens, alopecurus pratensis, cirsium arvense, bromus hordeaceus, agrostis capillaris, cardamine pratensis, arrhenatherum elatius, cynosurus cristatus, scorzoneroides autumnalis, elymus repens, heracleum sphondylium, ranunculus bulbosus, anthoxanthum odoratum, trifolium dubium, agrostis stolonifera, plantago major, veronica chamaedrys, centaurea jacea, crepis biennis, rumex obtusifolius, anthriscus sylvestris, stellaria media, rumex crispus, vicia cracca, glechoma hederacea, lathyrus pratensis, poa angustifolia, cirsium vulgare, poa annua, hypochaeris radicata, pimpinella major, stellaria graminea, luzula campestris