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