be, arr. leuven, heracleum sphondylium, ranunculus repens, poa trivialis, urtica dioica, trifolium incarnatum, hordeum vulgare, lolium perenne, holcus lanatus, cirsium arvense, galium aparine, glechoma hederacea, phacelia tanacetifolia, triticum aestivum, plantago major, ranunculus acris, sinapis alba, dactylis glomerata, quercus robur, arrhenatherum elatius, trifolium repens, elymus repens, sambucus nigra, castanea sativa, symphytum officinale, cardamine pratensis, fagopyrum esculentum, plantago lanceolata, fraxinus excelsior, veronica persica, rumex acetosa, agrostis stolonifera, arum maculatum, hedera helix, matricaria chamomilla, achillea millefolium, stellaria media, polygonum aviculare, convolvulus arvensis, geranium dissectum, corylus avellana, rumex obtusifolius, alopecurus pratensis, sisymbrium officinale, chenopodium album, agrostis capillaris, beta vulgaris, raphanus raphanistrum, poa annua, avena sativa, lamium album