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