be, arr. leuven, fagus sylvatica, carex pilulifera, quercus robur, castanea sativa, sorbus aucuparia, acer pseudoplatanus, lonicera periclymenum, pteridium aquilinum, vaccinium myrtillus, dryopteris carthusiana, quercus rubra, betula pendula, avenella flexuosa, dryopteris dilatata, deschampsia flexuosa, ilex aquifolium, prunus serotina, luzula pilosa, athyrium filix-femina, teucrium scorodonia, juncus effusus, frangula alnus, oxalis acetosella, pinus sylvestris, molinia caerulea, hedera helix, carpinus betulus, betula pubescens, corylus avellana, anemone nemorosa, holcus mollis, calluna vulgaris, quercus petraea, convallaria majalis, agrostis capillaris, milium effusum, fraxinus excelsior, maianthemum bifolium, lamium galeobdolon, dryopteris filix-mas, picea abies, polygonatum multiflorum, rubus idaeus, pseudotsuga menziesii, sambucus nigra, carex remota, scrophularia nodosa, deschampsia cespitosa, salix caprea, circaea lutetiana