be, arr. leuven, holcus lanatus, ranunculus repens, quercus robur, agrostis capillaris, heracleum sphondylium, rumex acetosa, arrhenatherum elatius, urtica dioica, poa trivialis, prunus serotina, cirsium arvense, lolium perenne, quercus rubra, tanacetum vulgare, ranunculus acris, alopecurus pratensis, stellaria graminea, juncus effusus, achillea millefolium, galinsoga quadriradiata, pilosella aurantiaca, plantago lanceolata, lolium multiflorum, festuca rubra, silene coronaria, populus canadensis, rumex obtusifolius, trifolium repens, echinochloa crus-galli, juncus tenuis, holcus mollis, dactylis glomerata, galeopsis tetrahit, cerastium fontanum, anthoxanthum odoratum, galium aparine, oxalis stricta, elymus repens, lathyrus latifolius, angelica sylvestris, equisetum arvense, agrostis stolonifera, cardamine pratensis, glechoma hederacea, stellaria media, hypericum perforatum, filipendula ulmaria, cerastium holosteoides, claytonia perfoliata, trifolium pratense