be, arr. tongeren, quercus robur, lonicera periclymenum, fraxinus excelsior, corylus avellana, sorbus aucuparia, urtica dioica, betula pubescens, betula pendula, sambucus nigra, holcus lanatus, ranunculus repens, hedera helix, frangula alnus, glechoma hederacea, acer pseudoplatanus, galium aparine, alnus glutinosa, poa trivialis, polygonatum multiflorum, galeopsis tetrahit, dryopteris carthusiana, juncus effusus, crataegus monogyna, quercus rubra, castanea sativa, dryopteris dilatata, agrostis capillaris, holcus mollis, athyrium filix-femina, teucrium scorodonia, prunus avium, silene dioica, geum urbanum, heracleum sphondylium, angelica sylvestris, fagus sylvatica, prunus serotina, populus canadensis, cirsium palustre, filipendula ulmaria, pteridium aquilinum, cirsium arvense, moehringia trinervia, cardamine pratensis, viburnum opulus, molinia caerulea, circaea lutetiana, anemone nemorosa, ribes rubrum, salix caprea