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