be, arr. leuven, quercus robur, lonicera periclymenum, quercus rubra, sorbus aucuparia, corylus avellana, betula pendula, prunus serotina, castanea sativa, acer pseudoplatanus, frangula alnus, sambucus nigra, teucrium scorodonia, polygonatum multiflorum, fraxinus excelsior, fagus sylvatica, dryopteris carthusiana, athyrium filix-femina, urtica dioica, dryopteris dilatata, juncus effusus, hedera helix, ranunculus repens, pinus sylvestris, betula pubescens, agrostis capillaris, holcus lanatus, holcus mollis, alnus glutinosa, anemone nemorosa, salix caprea, pteridium aquilinum, populus canadensis, glechoma hederacea, prunus avium, vaccinium myrtillus, galeopsis tetrahit, molinia caerulea, carpinus betulus, heracleum sphondylium, moehringia trinervia, lamium galeobdolon, carex pilulifera, angelica sylvestris, deschampsia flexuosa, avenella flexuosa, geum urbanum, convallaria majalis, poa trivialis, luzula pilosa, viburnum opulus