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