be, arr. leuven, holcus lanatus, ranunculus repens, heracleum sphondylium, quercus robur, arrhenatherum elatius, rumex acetosa, agrostis capillaris, lolium perenne, urtica dioica, poa trivialis, ranunculus acris, achillea millefolium, tanacetum vulgare, plantago lanceolata, stellaria graminea, cirsium arvense, alopecurus pratensis, dactylis glomerata, trifolium repens, holcus mollis, quercus rubra, anthoxanthum odoratum, festuca rubra, prunus serotina, galium aparine, rumex obtusifolius, galeopsis tetrahit, juncus effusus, cerastium fontanum, glechoma hederacea, silene coronaria, castanea sativa, trifolium pratense, pilosella aurantiaca, trifolium dubium, elymus repens, cardamine pratensis, vicia hirsuta, lathyrus latifolius, angelica sylvestris, cerastium holosteoides, geranium pyrenaicum, populus canadensis, rumex angiocarpus, bromus hordeaceus, hypericum perforatum, galinsoga quadriradiata, echinochloa crus-galli, agrostis stolonifera, hypochaeris radicata