be, arr. antwerpen, quercus robur, quercus rubra, prunus serotina, sorbus aucuparia, lonicera periclymenum, alnus glutinosa, urtica dioica, castanea sativa, amelanchier lamarckii, dryopteris dilatata, rhododendron ponticum, juncus effusus, betula pendula, frangula alnus, dryopteris carthusiana, betula pubescens, fraxinus excelsior, corylus avellana, acer pseudoplatanus, glechoma hederacea, fagus sylvatica, lysimachia vulgaris, holcus lanatus, ranunculus repens, sambucus nigra, poa trivialis, hedera helix, galium aparine, galeopsis tetrahit, pinus sylvestris, athyrium filix-femina, molinia caerulea, ilex aquifolium, agrostis capillaris, silene dioica, polygonatum multiflorum, cardamine pratensis, potentilla indica, juncus tenuis, holcus mollis, geum urbanum, populus canadensis, humulus lupulus, geum macrophyllum, bidens frondosa, prunus padus, impatiens parviflora, lycopus europaeus, iris pseudacorus, circaea lutetiana