be, arr. antwerpen, quercus robur, betula pendula, prunus serotina, sorbus aucuparia, lonicera periclymenum, quercus rubra, acer pseudoplatanus, agrostis capillaris, sambucus nigra, urtica dioica, holcus lanatus, dryopteris dilatata, teucrium scorodonia, dryopteris carthusiana, castanea sativa, frangula alnus, glechoma hederacea, populus canadensis, betula pubescens, corylus avellana, pinus sylvestris, calamagrostis epigejos, juncus effusus, fraxinus excelsior, crataegus monogyna, cirsium arvense, moehringia trinervia, molinia caerulea, alnus glutinosa, salix caprea, ranunculus repens, fagus sylvatica, holcus mollis, poa trivialis, populus tremula, galeopsis tetrahit, galium aparine, eupatorium cannabinum, rubus caesius, rumex angiocarpus, athyrium filix-femina, juncus conglomeratus, agrostis stolonifera, deschampsia flexuosa, hypericum perforatum, geum urbanum, avenella flexuosa, dryopteris filix-mas, hedera helix, epipactis helleborine