be, arr. tongeren, quercus robur, quercus rubra, prunus serotina, sorbus aucuparia, lonicera periclymenum, betula pendula, dryopteris dilatata, dryopteris carthusiana, frangula alnus, castanea sativa, juncus effusus, alnus glutinosa, sambucus nigra, urtica dioica, corylus avellana, acer pseudoplatanus, pinus sylvestris, fagus sylvatica, betula pubescens, amelanchier lamarckii, galeopsis tetrahit, holcus lanatus, molinia caerulea, athyrium filix-femina, ranunculus repens, deschampsia flexuosa, agrostis capillaris, avenella flexuosa, fraxinus excelsior, holcus mollis, hedera helix, glechoma hederacea, polygonatum multiflorum, poa trivialis, ilex aquifolium, pteridium aquilinum, populus canadensis, galium aparine, vaccinium myrtillus, lysimachia vulgaris, teucrium scorodonia, cardamine pratensis, prunus avium, rhododendron ponticum, potentilla indica, humulus lupulus, robinia pseudoacacia, geum urbanum, lamium galeobdolon, silene dioica