de, duisburg, kreisfreie stadt, bellis perennis, trifolium repens, plantago major, spiraea japonica, ranunculus repens, achillea millefolium, poa annua, plantago lanceolata, veronica arvensis, trifolium dubium, cardamine pratensis, agrostemma githago, lolium perenne, glechoma hederacea, dactylis glomerata, capsella bursa-pastoris, poa trivialis, claytonia perfoliata, lysimachia nummularia, viburnum rhytidophyllum, tanacetum parthenium, elymus repens, sisymbrium officinale, stellaria media, poa pratensis, ranunculus acris, chenopodium album, trifolium pratense, rumex obtusifolius, sagina procumbens, aegopodium podagraria, cerastium holosteoides, rumex acetosa, holcus lanatus, veronica serpyllifolia, agrostis stolonifera, polygonum aviculare, nicandra physalodes, festuca rubra, alopecurus pratensis, heracleum sphondylium, cirsium arvense, bromus hordeaceus, euphorbia peplus, agrostis capillaris, urtica dioica, omphalodes verna, scorzoneroides autumnalis, euonymus fortunei, prunella vulgaris