be, arr. leuven, castanea sativa, quercus rubra, prunus serotina, quercus robur, rhododendron ponticum, potentilla indica, fagus sylvatica, acer pseudoplatanus, lonicera periclymenum, sorbus aucuparia, betula pendula, juncus effusus, pinus sylvestris, corylus avellana, dryopteris dilatata, frangula alnus, hyacinthoides non-scripta, athyrium filix-femina, pteridium aquilinum, dryopteris carthusiana, alnus glutinosa, teucrium scorodonia, ilex aquifolium, plantago subulata, hedera helix, fraxinus excelsior, sambucus nigra, vaccinium myrtillus, juncus tenuis, molinia caerulea, lamium galeobdolon, betula pubescens, polygonatum multiflorum, urtica dioica, amelanchier lamarckii, deschampsia flexuosa, geum macrophyllum, robinia pseudoacacia, anemone nemorosa, carex pilulifera, cardamine pratensis, ranunculus repens, lysimachia vulgaris, avenella flexuosa, circaea lutetiana, prunus avium, mespilus germanica, impatiens parviflora, convallaria majalis, glechoma hederacea