be, arr. leuven, quercus robur, quercus rubra, sorbus aucuparia, lonicera periclymenum, prunus serotina, betula pendula, frangula alnus, holcus lanatus, castanea sativa, ranunculus repens, agrostis capillaris, urtica dioica, juncus effusus, corylus avellana, pinus sylvestris, holcus mollis, sambucus nigra, alnus glutinosa, dryopteris dilatata, heracleum sphondylium, teucrium scorodonia, galeopsis tetrahit, poa trivialis, betula pubescens, molinia caerulea, populus canadensis, deschampsia flexuosa, avenella flexuosa, glechoma hederacea, galium aparine, angelica sylvestris, rumex acetosa, dryopteris carthusiana, amelanchier lamarckii, acer pseudoplatanus, athyrium filix-femina, fraxinus excelsior, arrhenatherum elatius, polygonatum multiflorum, cirsium palustre, pteridium aquilinum, fagus sylvatica, calluna vulgaris, cardamine pratensis, juncus tenuis, anthoxanthum odoratum, hedera helix, cirsium arvense, lysimachia vulgaris, vaccinium myrtillus