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