be, arr. tongeren, quercus robur, lonicera periclymenum, corylus avellana, fraxinus excelsior, hedera helix, holcus lanatus, acer pseudoplatanus, sambucus nigra, urtica dioica, crataegus monogyna, betula pendula, sorbus aucuparia, ranunculus repens, fagus sylvatica, galium aparine, heracleum sphondylium, poa trivialis, glechoma hederacea, prunus avium, polygonatum multiflorum, agrostis capillaris, castanea sativa, dactylis glomerata, geum urbanum, betula pubescens, cirsium arvense, arum maculatum, arrhenatherum elatius, teucrium scorodonia, lolium perenne, cornus sanguinea, holcus mollis, frangula alnus, carpinus betulus, galeopsis tetrahit, salix caprea, silene dioica, ranunculus acris, plantago lanceolata, rumex acetosa, dryopteris filix-mas, trifolium repens, pteridium aquilinum, achillea millefolium, agrostis stolonifera, geranium robertianum, adoxa moschatellina, anemone nemorosa, viburnum opulus, prunus spinosa