be, arr. leuven, quercus robur, lonicera periclymenum, sorbus aucuparia, corylus avellana, acer pseudoplatanus, betula pubescens, quercus rubra, betula pendula, frangula alnus, prunus serotina, castanea sativa, dryopteris carthusiana, fraxinus excelsior, dryopteris dilatata, athyrium filix-femina, fagus sylvatica, alnus glutinosa, sambucus nigra, hedera helix, molinia caerulea, polygonatum multiflorum, teucrium scorodonia, juncus effusus, pteridium aquilinum, urtica dioica, holcus mollis, vaccinium myrtillus, deschampsia flexuosa, prunus avium, anemone nemorosa, avenella flexuosa, pinus sylvestris, glechoma hederacea, carpinus betulus, crataegus monogyna, carex pilulifera, holcus lanatus, geum urbanum, populus canadensis, moehringia trinervia, galeopsis tetrahit, lamium galeobdolon, hyacinthoides non-scripta, ilex aquifolium, viburnum opulus, dryopteris filix-mas, luzula pilosa, circaea lutetiana, agrostis capillaris, ribes rubrum