be, arr. leuven, quercus robur, sorbus aucuparia, quercus rubra, betula pendula, prunus serotina, lonicera periclymenum, castanea sativa, frangula alnus, pinus sylvestris, avenella flexuosa, vaccinium myrtillus, deschampsia flexuosa, fagus sylvatica, molinia caerulea, teucrium scorodonia, dryopteris carthusiana, carex pilulifera, calluna vulgaris, dryopteris dilatata, betula pubescens, pteridium aquilinum, corylus avellana, agrostis capillaris, holcus mollis, acer pseudoplatanus, ilex aquifolium, hedera helix, polygonatum multiflorum, sambucus nigra, juncus effusus, convallaria majalis, holcus lanatus, cytisus scoparius, salix caprea, populus tremula, athyrium filix-femina, galeopsis tetrahit, quercus petraea, rumex angiocarpus, luzula pilosa, amelanchier lamarckii, moehringia trinervia, carpinus betulus, maianthemum bifolium, rumex acetosella, urtica dioica, pinus nigra, prunus avium, fraxinus excelsior, anemone nemorosa