be, arr. mechelen, quercus robur, lonicera periclymenum, sorbus aucuparia, frangula alnus, betula pendula, quercus rubra, corylus avellana, prunus serotina, castanea sativa, molinia caerulea, sambucus nigra, betula pubescens, pinus sylvestris, alnus glutinosa, acer pseudoplatanus, polygonatum multiflorum, holcus mollis, vaccinium myrtillus, pteridium aquilinum, fraxinus excelsior, avenella flexuosa, juncus effusus, dryopteris carthusiana, deschampsia flexuosa, hedera helix, teucrium scorodonia, agrostis capillaris, holcus lanatus, dryopteris dilatata, fagus sylvatica, urtica dioica, crataegus monogyna, prunus avium, calluna vulgaris, athyrium filix-femina, anemone nemorosa, carex pilulifera, populus tremula, angelica sylvestris, galeopsis tetrahit, ranunculus repens, populus canadensis, galium aparine, viburnum opulus, amelanchier lamarckii, cirsium palustre, lysimachia vulgaris, ilex aquifolium, poa trivialis, filipendula ulmaria